Tire Combination Guidelines (up to 40 km/h; 25 mph) The size ratio of front wheels to rear wheels must produce a front wheel lead of 1. 10 axle ratio applies to Tradesman and ST packages only. Please NOTE: If you have an automatic transmission your RPM will higher due to slippage in the transmission and the torque converter. com for new and improved calculators. 38's without using custom axles under the. The rear axle ratio is the number of times the driveshaft turns for every one wheel rotation. If the axle ratio is too tall. And why would you want to spend a couple grand to go 'back to stock'? If I had 35's (I could I just choose not to) I would want to run 5. 55 5300 FORD REG 1991 35 4. Pit Stop USA is the Online Motorsports Superstore! We feature Winters Standard Quick Change Gears, Winters Standard Quick Change Gear Sets, Winters Quick Change Gears, Winters Standard Quick Change Gear Set, Winters Quick Change Gears, Winters Quick Change Gear Set, Quick Change Gear Sets, Quick Change Gears, Rear Suspension Components, Racecar Rear Suspension, Racing Rear Suspension, Winters. axle ratio is the ratio of number of teeth on the driven gear (ring) divided by the number of teeth on the drive gear (pinion). The only axle ratio available for the 3. 7L with auto tranny and gear code of B07A. A great example is an early 90s L98 engine with 2. The weight rating of the axle should be listed on that same plate or sticker. When I first get on the bike after riding with longer cranks, it feels a bit funny at first, but within a very short distance it's just fine. The most Toyota axle widths you've ever seen: Specs and gotchas for minis, 4Runners, Tacos, T100s, and 40, 55, 60, and 80 Series Land Cruisers. 10 rear end and while it works great for my weight (13,350 ready to camp) I am firmly convinced that the 3. You can mark the driveshaft to help you count. First gear ratio and overall spread will increase dramatically in the Automatic, so much so that in an auto the old axle ratio 3. Also calculated is the new gearing you would need in order to return back to your original gear ratio when going to a bigger or smaller tire. 27 Ratio (47-11) for Dana 44 - FREE SHIPPING. It also came on many vans and the Lincoln Versailles (a popular axle for swapping because of the Lincoln version's disc brakes with parking brake). A website dedicated to the Ford Mustang. All other price classes for this configuration (Reg Cab, 4x2, 6. 2 air springs on front axle, 4 on drive axle and 2 on tag axle. It will help you to find the best gear ratios for your racing car and to understand when it is the best time to change a gear. Vehicle Identification Number (VIN) Plate VEHICLE IDENTIFICATION NUMBER PLATE All Vehicles are required to have a VIN plate affixed to the dash and visible through the windshield. Tensile Strength Chart – Inch Tensile Strength of B-7 Threaded Rod and Gr5 / Gr8 Capscrews **Ultimate Tensile Load: Maximum tensile-applied load or force a fastener can support prior to or coincidental with it’s fracture (normally expressed in pounds). just like the 10 bolt, and 12 bolt gm rears. Gear Chart Par Car / Tables de rapport Pro10-Pro12 (pdf) File to do your own gear chart for On-Road & Off-Road cars (xls) Fichier pour faire vos tables de rapport pour voitures de piste et tout-terrain (xls) Calculate gear ratio (exe) Calcul des Rapport (exe) Gearchart. I was expecting to see the axle ratio on the tag. , Axle decoder chart code ratio capacity maker type yr 12 2. The later rear axle requires a wheel with between 5" and 5-1/4" of backspacing, while the earlier axles will only need a wheel with 4-1/2" to 4-3/4" backspacing. Welcome to our new online ratio calculator, This software is designed for you to accurately compare and calculate the gear ratios of your landrover when the gearing is changed from stock by different tyres etc. RPM Calculator. so i crawled under the truck to check the rear axle sticker. " In either case, it essentially means the drive shaft and pinion need to rotate 3. Other than towing/hauling I'd say stick with the 3. View LOSS RATIO MV UY 2012-2016. Use this gear ratio calculator to select the best ring & pinion and gear ratio combinations to serve your needs. 1580 t5300*< r3a) y35/, pa 17408 usa p-. How Do You Identify a Chevy Through a Rear-End Axle Code? The Chevy's rear axle code contains information on the vehicle's gear ratio, date of manufacture and the rear axle assembly plant. An axle’s ratio describes the number of turns required by the driveline to turn the wheels once. 44 revolutions of the driveshaft. I think, but I am not sure, that 2. Note: Data may not be 100% accurate. 5)? I have been hearing mixed comments that some 4. This calculator will help you compare the total cost of ownership of an UltraShift HV equipped truck compared to an Allison Automatic transmission equipped truck. Solve for your Tire Diameter. Let's say in a rear wheel drive car you have a rear end gear of 3. Dana 30 Disk Brake Conversion: How to convert a drum brake Dana 30 to disk brakes. GM RPO Codes - Axle Ratio Identification GM RPO Codes - Factory Identification Labels and Interpretation GM RPO Codes, or General Motors "Regular Production Option" codes contain lots of valuable information about your GM vehicle. 55 gears is your best friend because everyone here know's how well dodges do on gas mileage lol but my truck has 4. I am not absoutely sure of the 4. Looking in the chart, I find the closest match (using a small drive gear and tailhousing) is an 8-tooth tailshaft gear and a 24-tooth speedometer drive gear. If you got the string wrapped around 4 ¼ times than it will most likely be 4. Note: If you have an automatic transmission your RPM will higher due to slippage in the transmission and the torque converter. Skip navigation How to Find the Rear Axle Ratio Code of your Truck DCS Tuning How to find axle gear ratio. The axle code is R7. 23 to one, 3. A chart showing optimal gear ratios for lifted vehicles with larger tires to obtain the best power ratio. This number is stamped on the forward facing passenger side axle tube (on 2nd generation) and forward facing drivers side axle tube (on 3rd gen) camaros. As noted earlier, there are two different axle bearing and seal designs used. The VIN tag or crawl under the truck and locate the actual differential tag. The axle tube acts like an extra cross memeber, adding strength and preventing frame twisting. BMW Gear Ratios. 10 axle with 30. It’s very easy to calculate the torque multiplication provided by your axle gears—just multiply by the gear ratio. 6 Volt to 12 Volt Bulb Chart Rumble Seat's Flathead Tips, a chronicle of over 60 years improving Flathead performance Here's Ford's own promotional film from 1932; the first copy, shown and being stamped by Ford himself, now rests in The Henry Ford museum in Dearborn, Mich. How to tell a dana 30 gear ratio? >looking for a way to ID the gear ratio on dana 30 from front axle of a >jeep, i am looking for 3. 10 rear gear ratio and also use a Dana 44 axle in the front with either a 3. 92 axle ratio have 13,750 lb. Car Brakes: How Do You Know When to Change Them? By Zach Bowman For those who suffer a daily commute through heavy traffic, your vehicle's braking system can bring thousands of pounds of metal, plastic and empty Starbucks cups to a stop hundreds of times before you get to work. Big Horn and Lone Star packages equipped with the 3. 0L TJ that wants those nice gears and swap diffs with some $ in your pocket you can put towards your new gears. They look cool and have the potential of being very functional, but they may also be robbing you of power/gas mileage. M) number is stamped on the right or left hand tube of the driving axles and with the help of a Spicer catalog you s. Axle Issues to Consider. 8-inch axle has the same ring gear mounting distance (see Chapter 7) for all ratios, just like the 9-inch. Typically comes with an R200 front axle, with the exception being in the '96-97 Hardbody pickups - those had an H233B / R180 combination. Rear Axle Code example: CB G 112 1 E (CB = Ratio, G = Plant, 112 = 112th day of year, 1 = shift, E = Positraction Source) Assembly Plant Codes Buick - B. Rear Axle Codes / Determine Gear Ratio. Ideal truck size (axle width) is the width from one edge of your board to the other. " You can use the chart provided in the first resource below to cross reference the axle code. About this Engine RPM / Tire Size chart: The following chart of Tire sizes and axle gear ratios are meant to give a general idea of the relationship between the differential gear ratio and the tire size and what effect the ratio has on power output and fuel economy. torque/rpm chart. 44 revolutions of the driveshaft. Note: Data may not be 100% accurate. This chart has been revised with actual ratios. There's no question, the easiest way to identify the axle and gear ratio in your truck is from the door sticker. A commonly overlooked component of a vehicle's drivetrain that has a large effect on fuel economy is rear end gearing. Our Heavy Duty Transmissions have found great success in areas outside of Rock Crawling from multiple Baja 1000 and SCORE off-road events to many Pro-Am Drift events. ) is bigger than the driven gear, the latter will turn more quickly, and vice versa. 73 would provide better highway gas mileage (possibly even up to 23-25mpg). Below the bar code, you will see the word AXLE and a two-digit code. Convert to a ratio with a numerator of one. Axle, Front Capacity (1b) Axle, Rear Capacity (1b) Axle Ratio to Brakes, Hydraulic Inches (swept area) Front Brakes, Hydraurc Inches swe t area Rear Booster Outside diameter In Fuel Tank Gallons Steeri ng Tire Sizes Wheels T RAM 2500 PICKUP 4X4 5. Click on Calculate. JK gear ratio chart. 73 7400 DANA REG 1980 39. Measure the small end to the taper inside diameter of propeller - nut end I. I'm assuming it is 3. The Mustang rear axle shafts each have wheel studs and mounts for brakes and other Mustang suspension hardware. The addition of larger tires can greatly decrease performance and fuel economy. What axle ratio codes 08 f250 , What are the axle ratio codes for a 08 f250 and where do i find them on the truck - answered by a verified ford mechanic. If you got the string wrapped around 4 ¼ times than it will most likely be 4. xls 2014 FORD F-SERIES SUPER DUTY TECHNICAL SPECIFICATIONS DIMENSIONS AND CAPACITIES (all dimensions are in inches). ** To decode the VIN, please go to our VIN decoder ** Here is an example of the vehicle sticker you will find in the driver's side door jamb: Here is what each of the items are (corresponding numbers): Exterior Paint Code; Region Code. This kit eliminates the vacuum disconnect found in the front axle and replaces the two piece axle shaft with a one piece 4340 Chromoly axle, ensuring reliable 4wd performance. This is an example from a 1967 Chevelle and is stamped CB 1012 W. Using the Gear Ratio Calculator, we specified a 26. If the ring and pinion and/or tire size has changed on your Jeep vehicle, then you will want to replace the factory speedometer gear with the corresponding gear on the chart below. This calculator is for finding your maximum speed for each gear. As noted earlier, there are two different axle bearing and seal designs used. Please bookmark this page for later reference!. ) in Inches. 73 would provide better highway gas mileage (possibly even up to 23-25mpg). any morris experts here? help needed with rear axle hi all my ADR runs a morris 1000 rear axle with a 3. 73 RATIO GT5 -- AXLE REAR, 4. Also, I'm trying to figure out the towing capacity of my truck, but I can't do that without my axle ratio. This chart will also give people who are thinking about changing their Mustang's rear gears a look at the increase in RPMs they will see for each ratio. Use this gear ratio calculator to see what ring & pinion gear ratio will be right for you after a tire size change. Tridem Axle: Three equally spaced consecutive axles, having an axle spread of not less than 2. VIN 3GTP2VE76DG328603. The Bill of Materials (B. Tensile Strength Chart – Inch Tensile Strength of B-7 Threaded Rod and Gr5 / Gr8 Capscrews **Ultimate Tensile Load: Maximum tensile-applied load or force a fastener can support prior to or coincidental with it’s fracture (normally expressed in pounds). 30 ratios are also available. So, if the ring gear has 37 teeth and the pinion has 9 teeth, the ratio is 4. Wheel Studs Axle Tools MicroSleeve Yoke Seal Repair Bushing U-Bolt Conversion Kit U-Joint Mounting Hardware Axle Yoke Dustshield Ring & Pinion Gears 8 3/4 Weld-on Brace Differential Carriers Spools Differential Pinion Thrust Spacer Kit Differential Rebuild Clutch Kit Crush Sleeve Rear Axle Shim Kits. 8 inch axle. The 1962-63 serial numbers are located on the front, right side of the differential carrier. mc2204 hyd 3 214 214 287 287. To use the Gear/MPH. This calculator will help you compare the total cost of ownership of an UltraShift HV equipped truck compared to an Allison Automatic transmission equipped truck. A good swap for the 51 axle is the Ford Ranger, available in several ratios, and only differs in length by 3/4 in, 3/8 per side, has the same bolt pattern, and very adaptable e-brake. 73 ratio, there may be 41 teeth on the ring gear and 11 on the pinion for 3. Get your 2004 Ford F-150 back in shape with a new Rear Axle Assembly today! AllUsedParts offers a range of genuine used OEM Rear Axle Assemblys guaranteed to fit your Ford F-150. Research the 2014 Dodge Challenger online at cars. This calculator assumes you know the vehicle's transmission ratio. The axle ratio represents the comparison between the driveshaft which is a component responsible for transferring torque power and the drive axle rotations or revolutions. Gear Ratio and Tire Size Calculator - 4x4 and Jeep Ring & Pinion When you change your tire size you need to make sure you have the right gearing to get optimal fuel economy and power. The Dana 35 is infamously known as a weak axle when larger tires are put on a jeep. 76 Rear Axle Gear Ratio. 91:1 This would sound out as three point nine one to one. Axle ratio is written as, well, a ratio, such as 2. Differential Gear Ratio to Tire Size Guide | Offroaders. 1ST DIGIT R&P SIZE 2nd/3rd Digit R&P RATIO 4th DIGIT PINION SET-UP A 138mm 01 3. '46 CJ2A Axle Castings & Markings. Below the bar code, you will see the word AXLE and a two-digit code. If the axle ratio is too tall. First gear ratio and overall spread will increase dramatically in the Automatic, so much so that in an auto the old axle ratio 3. You can mark the driveshaft to help you count. This video shows you how to locate the vehicle axle ratio code of your truck. For two years, I ran a custom 4×4 Fab Shop, (Bust a Nut Fabrication) that specialized in full size crawlers. 1955-58 CC -- 3600 All (4. The 2wd truck will have something around a 3. 08 3800 FORD REG 1991 19 3. Using only authentic OE approved and tested parts, Power to Deliver components will provide the proper fit and function required to avoid noise, vibration and harshness that leads to customer satisfaction. The rear axle ratio is the number of times the driveshaft turns for every one wheel rotation. 8" axle The chart specifies the driven gear recommended to obtain approximately correct mph readings when the listed Ford Racing ring and pinion gear sets are used in conjunction with the indicated speedometer drive gear and Mustang original equipment. Four-wheel-drive trucks will have a matching ratio in the front axle’s differential. First gear ratio of the Th-700R4 is 23% lower than a TH-400 ( 2. That said, daily drivers will want to ignore crawl ratio when choosing ring and pinion gears. Many jurisdictions now impose manoeuvrability criteria to the vehicle approval process, so calculating Turning Circle is a big deal. 8 axle in 1983 model year trucks and is still in production for the Ford Ranger and Ford F-Series. 38's without using custom axles under the. We do assume safe tire air pressure and tread. SCS Gearbox Offers The Tractor Pulling 20, 30, & 40 Gear Chart with Gear Ratio Calculator. 73 3800 FORD REG 1991 17 3. xls 2014 FORD F-SERIES SUPER DUTY TECHNICAL SPECIFICATIONS DIMENSIONS AND CAPACITIES (all dimensions are in inches). 00 as this is the typical 4th gear ratio of most 4 sp and 5 sp manual transmissions. 76 Rear Axle Gear Ratio. One tricky thing about choosing an axle ratio is that the EPA fuel economy information on the window sticker primarily applies to the "base" or standard axle ratio, even. The 92 axle shafts are 3/4" too short! Plan C: I had to turn down the center hub on the axle shafts from 2. 01 different. The gear ratio code, date, and rear axle assembly plant are generally stamped into the right (passenger side) axle housing facing forward and exact locations may vary slightly. 28:1 gearing in low). The standard axle ratio found in a GMC truck or SUV has been carefully selected according to the vehicle’s specific body style and engine in order to provide the best all-around mix of performance, towing strength, and efficiency. Axle ratios may be expressed in notation as something along the lines of "3. Yours should be a WG or a YG for 3. The axle ratio represents the relationship between the number of spikes on the ring gear of the tandem axles to the number of spikes on the pinion gear on the driveshaft. Gear Chart Par Car / Tables de rapport Pro10-Pro12 (pdf) File to do your own gear chart for On-Road & Off-Road cars (xls) Fichier pour faire vos tables de rapport pour voitures de piste et tout-terrain (xls) Calculate gear ratio (exe) Calcul des Rapport (exe) Gearchart. Both combinations give roughly the same cruise rpms and final drive ratio and the best balance between efficiency and pulling power. 45 axle similar to the final drive of an equivalent 3. This calculator is useful for planning your rig, allowing you to see what kind of performance to expect from different combinations. 3 as it will be very low geared with the 3. 12 by your Jeeps tire diameter (Example:. Did you know Rockwell Arvin-Meritor has more than 100 years of axle-manufacturing experience, Rockwell Meritor has become the world’s largest independent manufacturer of commercial vehicle axles. M) number is stamped on the right or left hand tube of the driving axles and with the help of a Spicer catalog you s. The results will then be: Automatic transmission in Drive; Automatic transmission in Overdrive. Need help decoding what axle or transmission you have? Look no further, because here are the answers. 3:1 so that would reduce the stock ratio by more than 1/2. 0L V6 EcoDiesel Engine and a 3. Below is the VIN tag on my little ranger. 91 gear ratio, at least for the 5sp. One tricky thing about choosing an axle ratio is that the EPA fuel economy information on the window sticker primarily applies to the "base" or standard axle ratio, even. With gear ratios, the higher the number the lower the ratio. 62 revolutions to turn the driven gear once. Two things to know, the final drive ratio and type. Yeah but the explorer axle is 8. Tire Combination Guidelines (up to 40 km/h; 25 mph) The size ratio of front wheels to rear wheels must produce a front wheel lead of 1. So in your example, in 5th gear, the transmission is moving the driveshaft one revolution per 0. Is there a gear ratio chart for the 2005 and newer Tacoma's? I don't believe this chart applies to 05 and newer. Both trucks have what I want and are similarly priced. However, if one has a 4x4 like you do, there is also a front differential tag that has your axle ratio on it. Then reference your new tire diameter with your choice of RPM to find the new gear ratio needed to supply you with that RPM. 23's She has 4. Drive Gear. Let’s discuss the dash-to-axle: a notion that’s (probably) been a car design staple since Edsel Ford’s vision for an European-inspired flagship — one which added 7 inches to the hood of a mere luxury car. 73 axle they put the Class III hitch on. Filthy Motorsports carries a wide range of parts, gears, and upgrades for the Ford 9 Inch axle including ring and pinion sets, axle rebuilt kits and bearings, differential covers, upgraded axle shafts, heavy duty u-joints, oil, and more. The reliability of the axle tube and bearing are really the only problem spots you are likely to encounter with the 8. The chart is not very clear about SRW vs DRW in the 3500, but I guess the numbers apply to both unless there is a footnote. Filthy Motorsports carries a wide range of parts, gears, and upgrades for the Rockwell 2. (The third digit of the axle code identifies the ratio and/or capacity of the front axle, if applicable. The 267 Rear Beam-design Iron (RBI) axle housing consists of a iron center casting (differential housing) with axle tubes extending from the center section sides. Count the number of teeth on the pinion gear and count the number of teeth on the ring gear. The first gear ratio of a TH-700R4 is 3. RockAuto ships auto parts and body parts from over 300 manufacturers to customers' doors worldwide, all at warehouse prices. This calculator is useful for planning your rig, allowing you to see what kind of performance to expect from different combinations. 327" And here's a formula that you can use to calculate your vehicle's rear axle gear ratio: RING GEAR TOOTH COUNT ÷ PINION GEAR TOOTH COUNT = GEAR RATIO. Axle Codes (Door Sticker): Rear axle codes can be found on the Safety Standard Certification label attached to the left drivers side door lock post. 07 axle ratio. NATIONAL LOSS RATIO - ALL COVERAGE UW_YEAR 2012 2013 2014 2015 2016 NO_OF_RISK. These charts are interactive, you can zoom, and click on various parts of the chart to read data at the mouse. 91 gear ratio, at least for the 5sp. All other price classes for this configuration (Reg Cab, 4x2, 6. RPM Gear Ratio Calculator This tool calculates the engine RPMs at a given speed and gear. 31 3800 FORD REG 1995 18 3. There have been tons of discussion of what is the best chart based on axle code, VIN, features, etc, and none of them are 100%. I was expecting to see the axle ratio on the tag. 3 isn't a necessity for me. Some minor Dana 30 differences are documented in this article including differences in spindles, bearings, and brake hubs. You can also now calculate when using different transmission gear ratios, like in first gear or in overdrive. Differences in the Dana Super 60 versus the regular Dana 60: Larger and thicker diameter steel tubes (3. x and MS Internet Explorer 3. I'm trying to figure out which number determines my gear ratio. 21 on the ZF would've had a much better crawl ratio and better final drive than the current JK auto with a 4. 75 inches diameter and ½ in thick) Larger ring and pinion which increase the contact area and overall strength. 55 gear ratio he recommended for his 33's will end up driving well or even close to it. , is the number stamped on the right or left hand tube of the axle. 73 and lower rearend gear ratios falling in the 2-Series, 3. Axle Code The first two digits of the axle code identify the ratio and capacity of the rear axle. Note that the color codes above are not an absolute way to determine gear ratio, nor is the vehicle's model info/VIN sticker. ESAs are assessed by calculating the ratio of a load on an axle or axle group divided by a reference load and then raising the ratio to the fourth power. The ratios are correct, but use pan gasket ID to determine whether its a 9-bolt or 10-bolt axle. SKU Gear Chart* $1. 2015 Jeep Wrangler Unlimited Specifications Information Brochure - new jersey dearler precision chrysler dodge jeep ram. 6250 FORD REG 1991 36 3. Please refer to the Differential Identification section for the location of external identification! Identification for GM Differentials. 54:1 ratio in an H190 rear axle, wheras 96-97 4x4 hardbodies will have 4. Ring-and-pinion selection made easy! Save yourself the headache and let us figure out your ring-and-pinion gear ratio! Just type in your info (example: 5000 RPM), press calculate, and you'll get the right ratio without the guesswork. just like the 10 bolt, and 12 bolt gm rears. This calculation is used to match oversize tires with new ring and pinion gears to obtain the desired engine RPM at highway speed. Rear Axle Code example: CB G 112 1 E (CB = Ratio, G = Plant, 112 = 112th day of year, 1 = shift, E = Positraction Source) Assembly Plant Codes Buick - B. You can't tell me that 3. 42 ratio is not only a better choice but one that we deem to be necessary. This proportion is known as an axle ratio. 2 inch diameter tires will have a new gear ratio of 3. 11 Rear Axle Gear Ratio. 91 gear ratio, at least for the 5sp. Differential Codes and Usage. 55 3800 FORD REG 1991 25 4. RPM Wanted ÷ RPM Ran x Gear Ratio Ran = New Gear Ratio Desired. GM/CHEVROLET FINAL DRIVE RATIOS It is the gear under your seat that counts. If it's just random, and you wanted to find, say, the axle ratio code, then you'd have an RPO lookup chart, and you'd have to, one by one, go through say 88 codes on the sticker, until you found the one that is the same as an axle ratio code - which would be kind of tedious. Use this calculator to determine your gear ratio and vehicle’s speed in any gear and any engine RPM for best performance. However, if you have an axle/differential off of an unknown vehicle or it has aftermarket gears, then you'll need to determine the ratio. In these cases, it receives torque from the driveshaft and transfers it to the wheels to make them turn. Note: If you have an automatic transmission your RPM will higher due to slippage in the transmission and the torque converter. With the 3:44ish ratios in the Sport, I might not be using 6th gear very much. With an overdrive transmission your RPM in overdrive will be 15% to 30% less than indicated. The base axle ratio on 4×2 gas. Find a quality General Motors S10/S15/Sonoma Rear Axle Assembly and other used Auto parts from the top auto salvage yards. Stock ratios can usually be determined using differential tags or VIN numbers as long as the axle wasn't previously modified. 27:1 rear axle ratio. 55 Ratio gear sets are made from the highest quality steel and are precision heat treated to OEM specifications, making for the best aftermarket gears available. com offers the lowest prices for genuine 2014 Ford F-150 parts. I have the 4. In the read squares marked “engine” and “primary”, enter your numbers there. 10 to 15% of the trailer. The smaller the number, the better the mileage with these diesels. Input the tire diameter, highest engine rpm, number of teeth on your clutch or torque converter jack shaft and the number of teeth on the axle sprocket. If you got the string wrapped around 4 ¼ times than it will most likely be 4. Road Speed Calculator Calculate the top speed for various axle ratios. The term refers to the gears in the truck's differential, which is a mechanical device that links the rear axle to the driveshaft and then the engine. 10 but im not sure. 21:1, is also referred to as a high ratio, because the road speed is relatively fast for any given engine speed. Axle Code The first two digits of the axle code identify the ratio and capacity of the rear axle. A website dedicated to the Ford Mustang. You can use the predefined vehicles on the left menu to get started, then edit the values to suit your vehicle. Then reference your new tire diameter with your choice of RPM to find the new gear ratio needed to supply you with that RPM. mc2204 hyd 3 214 214 287 287. It is also important to know the ratio as well as tire size to determine which speedometer gear you need so your speedometer reads accurately. Lower ratios are good for towing and performance but will be less fuel efficient. However, that ratio must lower engine RPM while the vehicle operates at highway cruise speeds without compromising performance. And I figured traveling unloaded I could squeeze a little more out of a gallon of diesel with the higher axle ratio. Gear Ratio Calculator. 10 gear ratio. This page is a Differential Gear Ratio Chart for comparing tire size to axle gear ratio and the combined effect on power and fuel economy. Scroll through the list of popular transmissions to find yours. Tire Combination Guidelines (up to 40 km/h; 25 mph) The size ratio of front wheels to rear wheels must produce a front wheel lead of 1. The Bill of Materials, or B. The test method includes the following steps that 1, the axle load spectrum of a road to be researched is analyzed, and a road axle load spectrum converted into a single-axle double-wheel set is obtained through a road maintenance management decision system (PMS); 2. The base axle ratio on 4×2 gas. We have included this amazing tool to help you calculate the gear ratios on your motorcycle, RPM Vs. the pinion. The calculator does not take into consideration any drive train loss, road and weather conditions or driver skills. Revolution Gear Dana 70 3. Stock ratios can usually be determined using differential tags or VIN numbers as long as the axle wasn't previously modified. Towing Axles: For maximum power and towing capability you want an axle ratio that is higher in the number of drive shaft rotations for every tire rotation. jeephut gear ratio and tire size calculator When you change your tire size you need to make sure you have the right gearing to get optimal fuel economy and power. it uses c-clips to hold the axles hafts in. At this ratio, it means the drive gear must make 1. 625 inch is the correct value. If the rear end ratio is acceptable, I'm thinking about doing a swap -- if I can get the guts of the rear end for $100 (which would be a deal), and if I can work up the nerve to do it myself. The axle tube acts like an extra cross memeber, adding strength and preventing frame twisting. was gonna be pissed if it had 2. you need to check more than just the dif ratio, the 99 legacy trans changed in the early part of that manufacture year. Keep the 10 factors discussed in mind to increase the likelihood that the drive-axle ratio selected aligns with a truck's application. TOWING CHART 2017 RAM 1500 Trailer Towing. 08 3800 FORD REG 1991 19 3. Skip navigation How to Find the Rear Axle Ratio Code of your Truck DCS Tuning How to find axle gear ratio. If you don't know what the rear end ratio is in your truck it can be calculated from other info that you may know. Check out the latest GMC Sierra 1500 features and specs at Car and Driver, including safety and warranty information. Towing Axles: For maximum power and towing capability you want an axle ratio that is higher in the number of drive shaft rotations for every tire rotation. This 2018 Dodge Grand Caravan in Moreno Valley, CA is available for a test drive today. Get the most useful specifications data and other technical specs for the 2001 Dodge Durango 4-Door 4WD R/T. Besides the codes stamped into the axle tubes, some carried ratio and/or posi tags as well as the vehicle having a plate containing coded info on the rearend. One tricky thing about choosing an axle ratio is that the EPA fuel economy information on the window sticker primarily applies to the "base" or standard axle ratio, even. , is the number stamped on the right or left hand tube of the axle. The main reason for checking these tags is to see the axle's gear ratio. This number is stamped on the forward facing passenger side axle tube (on 2nd generation) and forward facing drivers side axle tube (on 3rd gen) camaros. 12 X 38" = 4. 8 rear axle, and we'll show you. If you take a few moments to study the gear chart for your transmission and rear end ratio combination you will see why this product is so popular. And I figured traveling unloaded I could squeeze a little more out of a gallon of diesel with the higher axle ratio. This form allows you to calculate final drive ratios as well as see a comparison of speeds and RPMs within operating ranges of the vehicle. Center of Balance Formula Wl -- Front axle weight. 455 107 117 1500-4000 fair 817 b comment: good low end torque and pulling power. Use this calculator to determine your gear ratio and vehicle’s speed in any gear and any engine RPM for best performance. If you do not know this ratio, you can simply put in 1. This driving op. With the 3:44ish ratios in the Sport, I might not be using 6th gear very much. By the looks of the trailer axle placement it would be better suited to logs that are about 2' or more longer than what you have on it. I have a 2004 Nissan titan, 3. Find a quality Nissan Frontier Rear Axle Assembly and other used Auto parts from the top auto salvage yards. It is controlled by the number of teeth on the ring vs. To figure out which gear you need, visit LatemodelRestoration. When accelerating from 50 to 70 mph, engine speed increases by about 800 rpm. Custom tubular suspension systems with coil overs and rack and pinion steering. 33 axle ratio for Linehaul vocation For this chosen axle model and rear axle ratio, the Input Torque Rating = 22,100 ft-lb. Dilution Ratio Chart. 81 overdrive ratio. 11 Rear Axle Gear Ratio.