If the socket fits (as shown in our photo below) it is a Ford 8-inch housing. features the legendary Ford 9-inch ring and pinion strength, 5-on-5.5 lug smooth backside. (often referred to as a "POSI") came to be a popular option and Automotive Technical and Reference Information, Project Cars, Trucks and Salvage Vehicles For Sale, 1967-1970 Mustang, Fairlane, Comet, Cougar, 1967-1971 Comet, Cougar, Mustang, Fairlane, 1967-1973 Mustang, Torino, Ranchero, Fairlane, 1967-1973 medium and big block Mustang and Cougar, 1966-1971 Fairlane, Torino, Montego, Comet, and other Fords with big-block engines, 1977-1981 Lincoln Versailles and Trucks . Rear ends with 3.42 gears usually come in 8.2 and 8.6-inch units, Rear ends with 3.73 gears come in 8.5 8.6-inch units Best Gear Ratio For Your GM 10 Bolt. Like the H in our case shows a car with a limited-slip differential. 56" Trust Speedway Motors for best-in-class parts for Ford 9 Inch - delivered quickly, efficiently and without any hassles. I guess this helps add to the splendor of the vehicle. The axle was developed to replace the Ford 9-inch axle.This axle is still in production today for a variety of Ford vehicles. Richmond Tech Support. You can use the social sharing buttons to the left, or copy and paste the website link: https://www.diyford.com/ford-axle-history-identification-ford-differentials/. control arm mount. Remember to locate the Safety Standard Certification label on the left side door post as you open the door. . Customers are invited to participate in a survey administered by MaritzCX, an independent, third-party supplier. These shafts had a longer brake spacing offset and a unique brake drum register diameter of 2.870 inches, which was uncommon for the time. The heat treated aluminum alloy well suited to absorb high impact shock loads. Ford Axle code identification, Read more: Front Axle Of A Car: Types, Functions, And Replacement. it was very complete. found in the trucks up to around 1982. Chevy differentials: how to rebuild the 10- and 12 . Here is a down-and-dirty way of picking the best gearing for a particular car from three choices: 3.07:1 final drive with a wide-ratio transmission, a 3.07:1 final drive with a close-ratio transmission, and a 3.36:1 final drive with a close-ratio transmission. JavaScript is disabled. Some of the heavier cars like the Galaxies also received the Ford 9 inch Gears. Ford 9 inch rear end identification is easy and can be accomplished with nothing more than a deep socket as a go-no-go gauge for the bottom two retaining nuts on the center section. Differential Gear Ratio to Tire Size Guide - | No road, no problem. Spring perches must be cut and re-welded in order Differential Identification | West Coast Differentials For reference, this section from the Ford MPC is posted . Ford Rear Axle Assembly Identification - Page 01 Handy Ford 9 Inch Ratio Chart | 460 Ford Forum A How do I find the Axle Ratio and Limited Slip? - Ford Motor Company Generally, aftermarket shafts have to be purchased for 1967-1970 (same as 1966-1969 Fairlane, Torino, Comet & Cyclone non pattern in most cases differed from the car, and due to the bearing size This roadster sounds amazing, goes hard and turns heads wherever it goes. Nine Inch Rear Axle. common carrier housing found is the C7AW-E. There are quite a few companies making Ford 9-inch housings to fi t just about any muscle car out there, including non- Ford vehicles. I have included the narrow 8-inch axles for reference. Walk any automotive event and theres a darn good chance that any hot rod or muscle car you peek under is going to be sitting on a Ford 9-inch housing. Gross Vehicle Weight ( GVW ) would used the 9-inch rear, regardless of engine size. This format is also applicableto casting date codes. The 8-inch was introduced in 1962 and is found in many lower performance Fairlanes, Mustangs, Falcons, Comets, Cougars, and Pintos, just to name a few of the applications. The WAR, WAA, and WAB cases have the same ribbing as the N case, but are missing the ever important N feature. Required fields are marked *if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'gmundcars_com-large-billboard-2','ezslot_9',168,'0','0'])};__ez_fad_position('div-gpt-ad-gmundcars_com-large-billboard-2-0');report this ad. But to be correct, it is a 3/4 fl oat. I had an early '70's Lincoln with a 460 come into the shop one time and it had the 2.33:1 ratio in a 9 inch. The axle tag typically has two lines of numbers and letters stamped on it. Ford 9 inch Third Members Assemblies - John's Industries If there is an "L" in between, you should have a locking or limited slip differential. The third reason was basic health and safety concerns for the assembly technicians and other employees who handled the axles in the manufacturing and assembly plants. While we do offer cut-to-fit axles, you still need to ensure you have the proper measurements to be within the cut-to-fit area of the axle's splines. Notice the 8.0-inch ring gear diameter cast into the rear cover below the fill plug. Come join the discussion about popular models such as the Mustang, Galaxie, Falcon, Fairlane, Torino, Shelby and many more! 1960-1967 two dimples, flat center band, oil level hole in the back cover. the best. There is a gear ratio stamped on the tag. If you are fortunate enough to find an axle with the identification tag still attached, it will help solve part of the mystery of what application the axle came from and what might still be inside. These third members are the strongest of the production cases and the most desired. The "rough" type, 28 and 31 splines, Ranchero/Torino - heavy duty thick wall housing, 3.25 inch diameter axle It's important to know the friction quality and pad size before selecting a new set of disc brake pads. 289 Hipo cars.The N cases went with 31 spline centers and are for rugged Amateur restorer. Before you embark on the rebuild and start scouring local scrap yards and online websites, it will be helpful to understand what to look for and what to avoid in these axles. These tags are typically quite beat up, twisted, and rusted over the years. Snap On vs Daytona, Pittsburgh, ESCO, Husky, More. This is because the supply is limited to 31-spline carriers and axle shafts. 1963-1977 Lincoln, LTD, Thunderbirds had 9.375-inch centers, housings were cut away at the gasket surface for ring gear clearance, one curved rib at the front top portion of differential, strong but no gears.. How To Recognize 9-Inch Housing large-bearing semi-floating axles, and many can be found with hefty 31-spline Info To Share? Use this information at your own risk. 9-Inch Gears - Currie Enterprises Visit the RV & Trailer Towing Guides page on the Ford fleet website. There are three versions with external Ns cast in; note the more curved style on the top right. Measuring from axle flange to axle flange (measurement A in the diagram below) will give you total axle housing width. Dont be surprised if the tag you have does not exactly match this. The later Many people prefer to just call it the Ford 9-inch-style wheel end. First locate your current gear ratio and tire diameter and then find your approximate RPM at 65 MPH, then reference your new tire diameter with your desired RPM to find the new gear ratio needed. Here are the internal sides of the same three units. 1. Determining the correct flexplate for your V8 Mopar-powered project takes a little understanding of how these engines were balanced. Gear Ratios, Limited Slip and Your Mustang's Rear End the early housings are ok for the average street performance cars. It has enjoyed a long production history with many variants. There were also 8-inch ring gear independent carriers in production. Ford used 77-81 Lincoln Versailles. I have spent countless hours over the years collecting, reading, and studying old shop manuals, supplier reference documents, SAE papers, and even vehicle manufacturer reports and notes. This combined with easy assembly makes it popular for fine-tuning a rear gear for any particular application. When you look on the inside, you see WAB- 4025A. This consists of the Ford Pickup F100 lineup till the Ford F350 lineup. Here is a picture of the milling machine cutting new spline teeth after the axle has been cut to length. I put together a whole collection of housings and third members. There are also unique domestic special-option tags, which dont follow the format. The Ford chart below contains a general decoder system for Ford pickup from the 1980s till the 1990s. It's uncertain if this E Would very much apreciate it if someone would post it again. shafts. 1/2 ton 4X4 pickups! Written by Joe Palazzolo and Republished with Permission of CarTech Inc. The Ford Explorer uses an independentstyle Carrier made out of cast aluminum. Ford 9 inch gears - Strange Engineering The 1958s and 1959s have two dimples on either side of the housing and some have drain plugs. It is still used in NASCAR racing as well. and trucks throughout the 1970s. pattern (same as older Jeep), a 65-inch width at the wheel mounting surfaces, Calculate your differential gear ratio from RPM, tire size and desired MPH. Ford 8 Ford 9: CLICK FOR MORE INFO. It's uncertain if this E Factory Original Gear Ratio | Vintage Mustang Forums Ford Drive Ratios - Gearvendors The chart is based on RPM levels at 65 mph (105 kph) and a drive train running at a 1:1 gearing ratio, meaning the . Save my name, email, and website in this browser for the next time I comment. The fourth version did not have the N in the casting on the outside but still retained the rib structure. . by Ford exist in the size of the outer axle bearings in the housings and The Daytona- style cartridge allows for a larger pinion head bearing when compared to the standard pinion cartridge. Four of the 11 inch-diameter versions are pictured: 1 inches (top left), 2 inches (top right), 2 inches (bottom left), and 3 inches (bottom right). Dont Be That Guy, Reversing Gears ~ Rescuing Ones Own Derelict 1967 Pontiac GTO, How To Paint a Lace Roof on the Cheap Using Grandmas Curtains, Exploring an Antique Junkyard in the Hills of West Virginia, Engine, Transmission, Chassis Swap Donor Vehicle Look-Up, How To Box-In a Differential / Solid Axle Rear-End Housing, How To Select Proper Rear-End / Differential Gear Ratio, Install Bolt-On Disc Brake Conversion Kit on 8 and 9 Ford Rear-Ends, 1966 Ford Fairlane 427 Twin Turbo Street/Strip RestoMod Build, How To Repair a Twisted Cable End with a Simple Homemade Tool, 1928 Ford Model A Roadster Build by OL School Garage, Engine / Transmission / Chassis Donor Search, Project Cars and Part Donor Cars For Sale. The larger offset is better for strength and noise but worse for sliding and efficiency. This is not a nodular unit. for the 1971-1973 Mustangs - cars with 351 engines and up receiving the 9-inch Code Application Ring Gear And Pinion NL or L Axle Shaft Splines Additional Information; Ratio: Diameter of RG: WGA-A: Lincoln Mark Series '69-'71 Thunderbird '69-70: 2.80: 9 3/8: NL: 31-WGA-B: Lincoln Mark Series '69-'71 The instructions below will walk you through the steps. FORD FINAL DRIVE RATIOS. How to pick the right gear ratio for your needs Note: Rear axle ratios are available for 2008 and newer models. Have The bottom line begins with the ratio being the first set of numbers. them. Paint gmc dupont charts reference chart 1956 1959. This is because the supply is limited to housings also evolved over the years: This strengthens the whole rear end assembly. - as in the Mustang line, most however never received a factory 9-inch). So dont be surprised that most of these axles leak from the welds. Ford 8.8-Inch Rear Axle History & Specs - The Ranger Station So again, unlike the GM and Dana axles that require a unique differential with different ratios, the Ford 8.8-inch differential is common across all of the ring-and-pinion ratios. 4.09 Front, 4.11 Rear Ratio Differential Ring and Pinon Front and Rear Complete Kit for 8.5 Front (Inch), 9 Rear (Inch) (10 Front, Dropout Rear) . We offer a guide to follow when selecting a new set of brake pads for your race or street car. medianet_height = "250"; It is as easy to cut down as any other 8 or 9 inch Ford axel. Note that most, but not all, applications will usually have one axle longer than the other due to an offset center section, so don't just measure one side and assume the other is the same. What Is Car Battery Voltage And Why Is It Important? Johns Industries Nodular Iron Assembly N1905JI $1728.00 With Open (New Gear) With Full Light Weight Spool $1409 With Trac-loc $1770 With Truetrac $1974 This third member comes with: A new, U.S.A. made John's nodular iron 9 inch case Case one pound lighter than the original Ford case Rated for up to 750hp A new U.S.A made John's billet aluminum pinion support A new forged pinion yoke of your . "N Case" was no longer needed for passenger car/truck carriers, while sometime in the early 70's the switch was made to mostly Axle Strange Engineerings heavy-duty lines of S-Series transmission and pinion yokes were designed by Strange and are manufactured from USA made high tensile strength nodular iron castings. WJ Handy Dad recommends safe practices when working on vehicles/homes and or with tools seen or implied in this video.
ford 9 inch rear end gear ratios chart