Ford 8 Inch Gear Ratios Chart

Let's see, I have had 2. 8- and 9-inch must be rebuilt after extensive use and need a variety of different ratios for top performance and special applications. Nov 22, 2013 · Mustang Rear End Gear Installation: Ford Racing 8. However, the overall span of 7. 92 or numerically higher gear set, you will need a different carrier. How to Determine Gear Ratio. 9 Inch Ford Nodular Center Section Maverick Cougar Spool With Trac Lok Option. It was first used in model year 1983 Ford trucks. By 2004, the 7. GEAR VENDORS reputation for being the best is because of its …. You know the tire height in inches. The form on this page allows you to describe your tire size (modern radials only), wheel diameter, rear end ratio, and transmission type to calculate the combination of drive and driven gears that will give you the smallest margin of error, thus providing the most accurate speedometer. You can also now calculate when using different transmission gear ratios, like in first gear or in overdrive. 2016 Ford F-150 Specs, Engine Specs, Weights, Dimensions and Trailer Towing. 9 3/8" ring gear housing (sometimes called a 9 1/2" Ford carrier -31 spline ) They appear to have come in the larger Lincoln and Mercury vehicles. 8 injection with a 4 speed gearbox, fitted with a 4th gear ratio of 1: 1 and a final drive ratio of 3. 4-speed automatic O/D All Dimensions are in inches unless otherwise noted. 23 to one, 3. anyone running either gears with similar setup or have two cents. 8 out of a v8 all wheel drive explorer/mountaineer will have the gear ratio of 4. Synchronized in all forward speeds with 4th being overdrive. 5" axles are 28 spline axles. Select ratios available for 12-Bolt & Dana 60™. 75 r&p gears for a 9 inch ford rear? After some number crunching I decided that I'd be happy with a 2. Lugging the engine is a risk if it goes too low. 73 driveshaft rotations to turn your tires once around. This chart has been revised with actual ratios. The 8-inch differential sports an 8-inch ring gear (hence the name) in a wide variety of ratios ranging from 2. For calculating the ratio needed, take your maximum rpm desired times the gear ratio, then put in the tire diameter and figure backwards to get max speed in mph. If you own a 1979-2014 Mustang, then it came equipped with one of the two Ford rear ends – Ford 7. The 8-inch Toyota axles are strong and utilize a third-member setup, much like the 9-inch Ford. Many production passenger car engines have a stroke/bore ratio between 0. That is why a GM 10. See What gear ratio do I need in FAQ for a discussion on choosing a ratio. Lets say you have a 3. Most cars do not have it. Ford Harley Davidson Package only. gear, precision, richmond, motive, ford racing are all pretty good brands. Ford; Used Ford Rear Axles. 8 inches in diameter with the single-piece case bolted with 10 7/16X20-inch threaded bolts. There are 24 different Fords that offered the 8. 31 - 30 spline axles drilled for 3/8 ring gear bolts - FREE SHIPPING CLICK HERE for More Details Part#: 707115X. Heidts: Third gen rear Ford 9" diff IRS kits. Chevrolet truck VIN numbers deciphered. 6L If you do, you have a lot of traction options Even cheap ones. This would have been a 28 spline unit when checked in manual. indd 1 6/22/17 12:56 PM. Many custom made axle housings for the GM boys utilize the 9 inch Ford, even though they hate to admit it. 3-speed manual transmission in 3rd gear; 5-speed (or higher) manual transmission in the last gear; The ratios used for the transmissions are 0. Gear Trans Ratio Final Ratio 1000 RPM 1500 RPM 2000 RPM 2500 RPM 3000 RPM 3500 RPM 4000 RPM 4500 RPM 5000. 5" axle is a good builder, and the right width. For example; a really low set of gears would be something like 4. 95 1st? What is the 1st gear ratio in a Top loader 4spd? How much HP can a (small block) Top loader handle? Just want to compare it to a T5 witch is about 300hp (give or take) f. you get what you pay for. that can be towed with the engine/axle ratio combination listed at left. commonly swapped into Series Land Rovers Pick the best combination of gear ratios to match your engine's power specs to how and where you wish to drive your Land Rover. 0 gallons with 137, 158 and 172. JEEP: T-18 were close ratio and had a 4. i have a ford 8 inch rearend right now, but only has 3. The RPM calculator should be used as a guideline for comparative purposes only. Oversized tires require higher ring & pinion ratios to restore performance. Ford 8" - Drop out style rear end with 8" ring gear. We have developed this chart to help you select the optimum gear ratio to put your performance back where you want it. Go here for a list of available ratios you can purchase for the Ford 9 inch rear end:. When you increase the tire size without changing the gear ratio you increase fuel consumption and you can not drive at the low speeds needed for the off roads. Going by the chart any higher will make the 4x4 rev too much at highway speeds causing poor fuel economy. 2020 Lincoln Aviator; Production. 75 8 3/4 742 3. 8 inch differential, this differential was utalized by Ford as early as 1981 in the F-100 pickup, Broncos in 1981 to 1984, E150 Vans starting in 1983. You should be able to find your gear ratio listed on the axle tag, however, if that has gone missing, you can simply count the number of teeth on each gear and divide the number of ring gear teeth by the number of pinion gear teeth. Total displacement is 134 cubic inches with a compression ratio of 6. 8 is found in almost all Ford V8 cars from 1986 on, and in V6 Rangers and Explorers. 7:1 Turning circle, curb-to-curb 41. A division of Midwest Truck and Auto Parts, Motive Gear offers the highest quality drivetrain components on the market today. 6 9 Fourth 1. Like the 9-inch, the 8-inch uses no carrier breaks, meaning you can put a 5. We have a significant presence in the Ring Gear segment and caters to Original Equipment and Replacement requirements, with regular exports to Australia, Italy, Turkey and U. First appearing in 1977, the 8. Superchargers with internal drive belts cannot spin as fast as their gear-driven cousins. Tiger Quick Change Rear Ends utilizes cutting edge technology to design and manufacture the highest quality strength to weight ratio rear ends possible for motorsports applications. Buy high quality used 2000 Ford Ranger Rear Axle Assembly cheap and fast. 8-inch is basically a 7. So looking at the axle tag above, you can see it's a 3. While many enthusiasts are concerned with horsepower and torque numbers, thoughts of proper gearing are often set aside. Before we start, let’s identify the parts. By continuing to use this site you consent to the use of cookies on your device as described in our cookie policy unless you have disabled them. GM WC S10 27 spline mainshaft (these mainshafts are electronic speedo so, I drilled a 1/8″ speedometer clip hole to locate the mechanical speedo drive gear) GM Non WC S10 Tail Extension w/mechanical speedometer 3. If you live in Calif. You should be able to find your gear ratio listed on the axle tag, however, if that has gone missing, you can simply count the number of teeth on each gear and divide the number of ring gear teeth by the number of pinion gear teeth. Rpm: Tire Diameter in inches: (use the diameter of the tire that puts power to the ground) Primary Gear Reduction Ratio: to 1 (If you are not sure what this is, make it 1. 55 The axles were still the 8. 8 Inch Rearend; How To Rebuild a GM 10 Bolt Chevy 8. That is why for instance an MGB with 14″ wheels was fitted with a 3. 25 Diameter Ring Gear *PRO GEAR RATIO PART. 7:1 Turning circle, curb-to-curb 41. 8" tall ring gears and 28 or 31 spline axle shafts, no available with 34 spline shafts in the 2015 and newer "Super" 8. 8-inch rear axle matched with the high-output diesel engine. Calculate Mph (Miles per hour) by Rpm (Revolutions per minute), Gear Ratios, and Tire Diameter. This will ensure the correct pinion bearing preload. Be sure to check the radio box next to the method you want to use. That's why you didn't get a straight answer. 02:1 first gear. The 286 Rear Beam-design Iron (RBI) axle housing consists of a iron center casting (differential housing) with axle tubes extending from the center section sides. Body Type Identification Charts. Richmond Gear EXCel F9411 9" Ford Ring & Pinion, 4. Ford F-350 - Find out the correct alloy wheel fitment, PCD, offset and such specs as bolt pattern, thread size(THD), center bore(CB) for all model years of Ford F-350. 5" use ring gear bolts with a 5/8" head, so if someone has rebuilt the rearend with one of these kits the bolts will have smaller heads than the original bolts. Your rpm range will be approximately 2,700 with the 2:80 to 3,500 with he 3:50 at 60 mph. Check out the latest Ford F-150 features and specs at Car and Driver, including safety and warranty information. Some people trash talk the GM 10-bolt as a junk rear end, and if they are talking about the 8. 73 and want to install a 3. indd 1 6/22/17 12:56 PM. The RPM calculator should be used as a guideline for comparative purposes only. You know the tire height in inches. Axle ratios had to drop to get the better gas mileage the EPA demanded. 2009 Ford F-150 Technical Specifications Gear Ratios. The next year gave Ford the platform to display their new small block motor. Try cleaning it again, you want to rad the bottom line of numbers starting from the bolt. That's why you didn't get a straight answer. 5" axles are 28 spline axles. 5" use a 1-1/4 inch. 12 by your tire diameter. late model axle ratio. 0 differential on your Ford vehicle. Enter the values on the left and press Compute, the gear calculator will take care of the rest. 875 (Inch) (12 Bolt) Motive Gear stock performance ring and pinions are excellent replacements for OE. 2 has a smooth, round lower case area, with an 11-inch cover that has a diagonal indentation at the top or a 10 5/8-inch irregular-shaped cover. Product fit Direct Fit Notes Outer axle seal for 8 in. 73 gear ratio requires 3. fordmaverick. I was just wondering which of those three would be the most feesable to adjust to bring the gear ratios up. 56) (see more formulas at bottom of page) The below table can be used to get a rough idea on gear ratios. To find the output torque and speed of a gear increaser, use the equations: Ouput Torque = Input Torque x Ratio of Gear Increaser. If a crush collar is used to set bearing preload, do not use until you have established pinion depth and backlash and you are satisfied with the ring gear and pinion pattern. This calculator assumes you know the vehicle's transmission ratio. 64 first gears, and with smaller cubic inch engines first gear ratios in the 3. By your method of multiplying, the ratio would be 432 which isn't even a ratio at all. 5 rear end or the Ford Mustang 8. Special Ford carbon manganese steel. Here is an example tag of a 9 inch that isn't quite up to the full measure,it is a 3. Richmond Gear EXCel F9370 9. 8 from an early Ranger would have been the perfect width. com checks with auto manufacturers and their representatives to confirm the accuracy of the data, it makes no guarantee or warranty, either expressed or implied with respect to the data presented here. That is why a GM 10. With a Ford 9 inch 2. Give your Jeep or Truck exactly what it needs with industry leading products and expertise at 4WD. How to Determine Gear Ratio. 5 inches to 1. 9 3/8" ring gear housing (sometimes called a 9 1/2" Ford carrier -31 spline ) They appear to have come in the larger Lincoln and Mercury vehicles. A chart showing optimal gear ratios for lifted vehicles with larger tires to obtain the best power ratio. 4-speed automatic O/D All Dimensions are in inches unless otherwise noted. This chart has been revised with actual ratios. You can also compare your gear ratio on the front axle ID tag. 5-inch and 8. 73 gear up front, all will be fine as long as you remove the driveshaft or leave it in 2wd, once you put it in 4wd you will cause binding and break something. Our universal rear end kit, for any vehicle, features a new 9-inch housing any width (at no extra cost) with new axle flanges, 31-spline Dutchman alloy axles (or optional 33 or 35-spline alloy axles), ½-inch axle studs, 18-or-24-inch long adjustable, urethane bushed, 1-inch od X. the gear sets themselves will only cost you about $500 but set up by a shop and other small parts will cost you over $1000. 73's with an eight-tooth drive, and the highest driven gear with twenty-three (23) teeth, the speedometer still reads 5% fast. 75 10 Bolt --. gear ratios & tire sizes xls. 8-Inch is also used in other Ford products such as Ford Mustangs, Ford Thunderbirds, Ford Crown Victorias, and their equivalent Mercury and Lincoln products. 35 gear set. 76" - GM #3708145. About 8 months ago, I came across someone who had a very complete model, ratio chart for 9 in rears, After a computer crash, I have lost it. No, IMO it wouldn't mess anything up, having the same gear ratio's in the front and front is perfect. DANA 28 The alloy-case Dana 28, with a 6 5/8-inch-diameter ring gear, came in Bronco IIS and Rangers with anything. The 1994-1997 Powerstroke equipped F-250 and F-350 trucks featured a Dana 60 assembly up front and either a Dana 80 or 10. Count the number of teeth on the pinion gear and count the number of teeth on the ring gear. For example, a 3. Some people trash talk the GM 10-bolt as a junk rear end, and if they are talking about the 8. The 8-inch differential sports an 8-inch ring gear (hence the name) in a wide variety of ratios ranging from 2. Starting in 1986 Ford introduced the popular 8. 7 Quarts Engine Coolant 5. There are 24 different Fords that offered the 8. We found out just how easy it. 88 rear end gears, cars that had engines with decent amounts of low end torque had "close ratio" transmissions with 2. WB 157 -in. 75 r&p gears for a 9 inch ford rear? After some number crunching I decided that I'd be happy with a 2. It survives to this day as the stalwart for kit cars and club racers. Drivetrain com Discount Automotive and Truck Parts Ring and Pinions, Transmission and Transfer Case Parts, Overdrives, Positractions, Towing products Free technical support 800 216 1632. This gear calculator will get you back to a ratio that's closer to your original. Techno’s “Know your car” Series # 8 Mazda MX-5 Gear and Differentials Ratios and Tyre Sizes Introduction. Anything over a 3:50 will make the car too low geared for freeway driving. 4 litre, overhead valve 8 cylinder with 2 valves per cylinder. 2014 FORD F-150 TECHNICAL SPECIFICATIONS CONVENTIONAL TOWING – MAXIMUM LOADED TRAILER WEIGHT RATINGS (pounds) Regular SuperCab SuperCrew 126 -in. The first Ford cars were shipped to Europe in 1903 - the same year Ford Motor Company was founded. 5-inch and 8. Filthy Motorsports carries a wide range of parts, gears, and upgrades for the Ford 8" axle including ring and pinion sets, axle rebuilt kits and bearings, differential covers, upgraded axle shafts, heavy duty u-joints, oil, and more. Use these gear ratio calculators to custom tailor Richmond Gear products to your vehicle. 1990 to 1993 the stock Ford production V-8 WC T-5 was upgraded with stronger 3. Two styles were used. 5" axles are 28 spline axles. CLICK ON A LINK ABOVE FOR MORE GEARBOX INFORMATION. Used only on Mercury vehicles and in F-series Ford trucks Compression ratio of 7. 73 and want to install a 3. Starting in 1986 Ford introduced the popular 8. 64-78 Ranchero Ford 8 in. All Explorer are 31 spline 8. ford driveshaft. The colors represent ideal RPM's at highway speeds (65). The Ford 8. 0 out of 5. 55 5300 FORD REG 1991 35 4. The 9 inch Ford performance rear end has established itself as the gold standard for strength and durability. 73 ratio should net you better mileage but thats not the case. 78:1 (34 Bearing Surface 11-1/2 square inches. Use our gear ratio calculator to find the effective gear ratio your vehicle will have with a new tire size. 5 liter EcoBoost, 145 inch wheelbase, and 3. The Ford powertrain team designed, engineered, built and torture-tested it themselves. In Depth: 2017 Ford F-150 Buyer’s Guide. ) Tire Height - Please use Inches when measuring; Speedo Revolutions Per Mile - The number of RPM's the speedometer needs to turn at 60mph. 69-74 E-100 Econoline Ford 8 in. 625) was used on 2000 and later-year trucks. Ford developed the 8. CLICK ON A LINK ABOVE FOR MORE GEARBOX INFORMATION. The FE series of engine, so named as a contraction of “Ford – Edsel”, had automotive displacements ranging from 332 cubic inches to 428 cubic inches with power output from 220 horsepower to 425 horsepower. ) 4x2 4x4 4x2 4x4 4x2 4x4 4x2 4x4 4x2 4x4 4x2 4x4 3. Rear Axle Identification. WB Engine Axle ratio GCW Rating (lbs. You know the tire height in inches. 10, and have factory limited slip. The 8-inch differential sports an 8-inch ring gear (hence the name) in a wide variety of ratios ranging from 2. However, the overall span of 7. The BoxWrench Engine Specs Database is a community resource for mechanics of all skill levels to access a reference library of Firing Orders, Distributor Rotation Directions and Block-Cylinder Numbering as well as Torque Specs, Timing Settings and Cylinder Head Tightening Sequences among other engine specs. There are 24 different Fords that offered the 8. Library Article: A collection of information on Ford Mustang Rear Axle housings, spline counts, differentials, mini and full spools, narrowing the axle, 8" and 9" diffs, spring perches and gear ratios. IS-1850-0126 Page 1 of 4. The easiest way to tell the difference is by looking at the brakes. 35 gear set. As an indication there were more than 2. 6250 FORD REG 1991 36 3. 8 gear ratios for your Ford 8. Access Optimum Transmission Gear Ratios Calculator RICHMOND is the leading manufacturer of professional quality, hi-performance ring and pinion sets. 8 rear end). To mid-1985, the rear axle was a Dana 61 or 70 axle. 47 is as low as you will be able to go. We found out just how easy it. * Some pages require Microsoft Word and Excel v7 for Windows95 ©. I've tried to cobble everything back together since the original entries were lost. Find 9 inch Axle Ring & Pinions and more online today!. See the 9 Inch Thread. The number of times the driveshaft rotates equals the gear ratio. A division of Midwest Truck and Auto Parts, Motive Gear offers the highest quality drivetrain components on the market today. Additional cooling is a must. Ford 9 PRO GEAR* TM Winners Run RICHMOND! TM • Stem Size 1-7/8'' • 35 Spline & 28 Spline • 10 Holes • 20 Bolt • 9. The GM 10-bolt (8. The colors represent ideal RPM's at highway speeds (65). Axles varied by year. ), and of course the ring and pinion gear set. 70: Suspension/Handling. Ya an overdrive with these high of gears would be useless but since the final gear is just a 1:1 then I will be fine. 5 gallons with 141. While many enthusiasts are concerned with horsepower and torque numbers, thoughts of proper gearing are often set aside. Having problems with Ford 8. If you ordered four-wheel drive, it came with a BorgWarner 1345 transfer case. Note: The mounting pad is usually a part of the extension housing, but the graphic shows it on the maine case. Teeth Driven Gear Colour 2. So again, unlike the GM and Dana axles that require a unique differential with different ratios, the Ford 8. 73 ratio axles and a 4" lift with 35" tires. Just bolt in and hang on! Features:. Good "rule of thumb" calculation is to mutiply. BUT the Ford 9". 8 rear end, need ring and pinion of differential parts. The pinion nut should measure 1 1/8 inches, as long as it is the OEM pinion nut. As you increase the size of the tires you effectively raise your gear ratio. Measuring the precise gear ratio involves the counting, and subsequent dividing, of the number of ring gear teeth by the number of pinion gear teeth. With a 9 inch there is an endless supply of combinations to suit your specific needs, like different centres such as; Limited Slip (LSD), True Trac, Minispool, Fullspool, Locker and Open centres, and a gear ratio selection from genuine Ford or after market sources that would cover every combination your car would require. 10 Ratio - Factory Sealed. Plan Axles Custom Axles Cases & Spider Gears Dropouts & Pinion Supports Kits Spin Free Kit Positractions & Lockers Ring & Pinions Spindles Spools Tools. I do mostly city driving about 80%, I was debating between the 4:10 and the 4:56 gear ratios. Output Speed = Input Speed / Ratio of Gear Increaser. The number is cast into the webbing next to the pumpkin and is also listed on the tag if your axle still has one. 8" gears, off-road ring and pinions, ring and pinion gear sets, master install kits, pinion kits, mini install kits, axles, ujoints, bearings, air lockers, triple drilled flange, diff housings, solid spacers and other Ford performance parts and accessories for your 8. that can be towed with the engine/axle ratio combination listed at left. 8" at Late Model Restoration. 76:1 gear ratio that’s ideal for today’s big-cubic-inch motors. I'm the proud owner of Jeep YJ Wrangler, and I want to get rid of that crappy rear axle and swap it with the venerable 8. 8 differential on your Ford Mustang, Thunderbird, Explorer. Starting in 1986 Ford introduced the popular 8. All gears are subject to availability and may not be in stock. 0 clones out there; take a look and see if you have horizontal shocks. The final ratio is usually considered seperate from the main transmission, kind of like the front sprocket on a bicycle. 0 Overall Width 60. If I'm not mistaken, 99 and up will have disc brakes, below that will be drum. Most of my driving is in the city but when I get on the open road I like to move along at 75+ Thanks Ray See Also 2015 Chevrolet Silverado 1500 - MPG. 73 driveshaft rotations to turn your tires once around. 25's were reserved for single rear wheel (SRW) applications, where the larger 80 was used in all duallies (DRW). Motive Gear offers aftermarket ring & pinion gearsets, differential bearing kits, a complete line of transmission and transfer case parts, as well as replacement axle shafts. 55 gear ratio he recommended for his 33's will end up driving well or even close to it. A division of Midwest Truck and Auto Parts, Motive Gear offers the highest quality drivetrain components on the market today. Select your Ford differential from the list below to find parts for your car or truck Quality & Customer Service Distributor Support Warranty Info About Yukon Calculators Product Sheets Y. Engine RPM, or the speed at which the engine turns, can be calculated at any speed given the vehicle's tire size, axle ratio, and final transmission gear ratio. COM/COMMERCIALVEHICLES 22414_Class_A_Brochure_2018. 50 Ratio 1965, OE Solutions™ Rear Differential Ring and Pinion by Dorman®. This axle boasts a 300-mm hypoid gear set, a 4-pinion helical differential, and a finned aluminum cover for thermal management. I am looking to get a 2019 Ford F350 dually. 8 most likely. The 2018 Ford Explorer has pulled off a graceful transition from clumsy off-roader to genteel family wagon. gear ratios & tire sizes xls. 0 clones out there; take a look and see if you have horizontal shocks. 8 and 9 Inch Ford Rears Built for Street to Race Applications. As a general rule, when dealing with two gears, if the drive gear (the one. Credit Company, Ford Europe operations include Ford Customer Service Division and 24 manufacturing facilities (16 wholly owned or consolidated joint venture facilities and eight unconsolidated joint venture facilities). Two versions available for 1955 Two barrel carburetor with 7. When you increase the tire size without changing the gear ratio you increase fuel consumption and you can not drive at the low speeds needed for the off roads. 1 Sedan: ER78 S14 4 ply 6 inch rims, optional ER70 H14 on 6 inch rims V8 GL Sedan/Wagon, V8 Fairmont Sedan/Wagon, Ghia Sedan: ER70 H14 6 ply on 6 inch rims “Your family looks nice and cosy in that new 4 cylinder car Dave!” “Yeah – oh here were are passing a truck, well it’s a pretty long truck!. The colors represent ideal RPM's at highway speeds (65). The ring gear measures 8. 55 to one, 3. Use our simple Gear Ratio Calculator to quickly find the correct gear ratio for your ring and pinion gear set. What is the best ratio for all round crusing and gettin' of the line. rear axles and ratios. A guide to deciphering the rear axle code displayed on the VIN (warranty) tag of your 1973-1979 Ford truck. They are the right width and you can find 4WD versions with limited slip and good gear ratios. Product fit Direct Fit Notes Outer axle seal for 8 in. 8 inch East Coast Gear Ford 8. Must have a usable Case, mainshaft, Input & cluster gear for a full core refund : Performance Upgrades Auto Gear : Super Case Upgrade 7/8" or 1" Pin Auto Gear: $310. As a general rule, when dealing with two gears, if the drive gear (the one. i have a ford 8 inch rearend right now, but only has 3. 8 most likely. So again, unlike the GM and Dana axles that require a unique differential with different ratios, the Ford 8. 4375 inches while the crankshaft stroke is 3. Location : Rear. Code Application Ring Gear And Pinion NL or L Axle Shaft Splines Additional Information; Ratio: Diameter of RG: WBG-E : Ford Truck '63-71 F100: 3. 10:1, unless 27 inch or larger tires are installed. 8-inch differential is common across all of the ring-and-pinion ratios. Gear ratio has a large effect on mpg. Techline (586) 468-1356. Ford 8 and 9 inch pinion depth is regulated by shims between the pinion support and chuck or center section. So why change the gears? Think about what happens when you change the tire size. Special Ford carbon manganese steel. 8 2)Which would you recommend for towing a (4) car carrier trailer 20-25,000 pounds tow weight? Please be specific and the reason why. A division of Midwest Truck and Auto Parts, Motive Gear offers the highest quality drivetrain components on the market today. how ford changed the. Try our gear ratio calculators here. 2nd and 3rd gear ratios decrease slightly. The Ford Maverick Page. The Ford Mustang GT's engine is a naturally aspirated petrol, 4. 99 feet BRAKES Type Four-wheel power disc brakes with four-sensor, four-channel antilock braking system and. 8 out of a v8 all wheel drive explorer/mountaineer will have the gear ratio of 4. Use our simple Gear Ratio Calculator to quickly find the correct gear ratio for your ring and pinion gear set. I am not sure if I answered your question. 32 33 34 banjo housing size are alike, and 35 to 48 the banjo housing is the same, but drive shafts and gear ratio's are different,. 29 axle, 78 to 82 V8 on all Foxes. 73 gear ratio in a 7. The axles on a Dana 50 taper from 1. Looking at that tag, you can see the gear ratio stamped on the lower left, and the axle size (ring gear diameter) stamped in the bottom middle. gear ratios & tire sizes xls. Next thing to look at is the rear brakes, the SVO model had five lugs and disk brakes (it is also a 8. When you increase the tire size without changing the gear ratio you increase fuel consumption and you can not drive at the low speeds needed for the off roads. Technical manuals and other useful information is available on the Hewland site as well as on the Classic Formula Ford (UK) web site. You can also now calculate when using different transmission gear ratios, like in first gear or in overdrive. The 9 inch rear has become pervasive in the performance market that Strange has helped build for over 50 years. 5 rear end or the Ford Mustang 8. 5" has 35 spline axles, where the M275 has 36 splines, and the M300 boasts 37 splines.