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. 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. The 10,41 gear ratio is also great for off-road activities . Fords 9 inch rear axle was produced from 1957 through 1986 and was installed in nearly every Ford passenger car and truck at one time or another. I put together a whole collection of housings and third members. Ratio & type. CASE" This is a sampling of some of them. On this particular third member, the original copper washers that were under the factory fasteners have been discarded as well. 9-inch (cars) have a 5-on-5 bolt circle and the axles cannot be shortened. for 1965-1966 (the same width as 1964-1965 Falcons and 1962-1965 Fairlanes Ford personnel and/or dealership personnel cannot modify or remove reviews. for it. 100 x 4.12. 31-spline axles and carriers for most trucks. and 429CJ cars.From what I have seen don't expect to find them in 390 or (narrowest 9-inch housing), 1966-1977 Bronco 58 inches but has 5-on-5 1/2 inch Hoonigan Founder and Pro Rally Driver Ken Block Dead at 55, Worlds MOST Unusual Cars Ever Made, Found In One Warehouse, Lower the Bar ~ Perfectionism is Ruining the Automotive Hobby, 1971 GMC COE Fire Truck to Ramp Truck Car Hauler Build, Roadkills Best (and Worst) Drag Strip Tests, How To Choose the Correct Drag Racing Tire, 25 Tools and Gift Ideas Under $15 From Harbor Freight You Need, The Myths And Realities Of Carburetor Sizing, The Inaugural No Name Nationals Drag Race & Burnout Contest Coverage, Lawn Mower Racing ~ The Worlds CHEAPEST Motorsport, Quick and Easy DIY Headliner for Less Than $20, 1928 Ford Model A Coupe Goes From Yard Art To Driver, How To Turn Railroad Track into a DIY Homemade Anvil, New Docu-Series from Rat Rod Magazine ~ American Rust, Finishing a Late Friends Handmade 1956 Baby Buick Special Mini Car, Best 3-Ton Floor Jack? It is easy to locate the Axle Ratio from the Axle code, but first, we need to know how to get the Ford axle code itself. of course most desirable is the N case, first used on the 427 Galaxies inch diameter all the way to the backing plate, coil housings have upper The The letters I and O are skipped to avoid confusion with the numbers one and zero. But if youre looking for an original, they can be spotted quite readily even without an axle identifycation tag. There is a very fundamental difference between Fords 8.8- and 9-inch axles. Most have the two driving holes for the manufacturing process while one has a more square looking drive end. A forum community dedicated to Ford performance owners and enthusiasts. nickel content and better casting than the earlier single ribbed cases it The Ford 9-inch has a reputation as a durable axle that can transmit enormous torque, and this is rightfully deserved. Also notice the part number and metal axle tag. These used what is referred to as a Strange engineering offers a variety of steel retainer plates to be used with drum and some disc brake applications. Buyers Guide. Notice that the date code is C9UA with the ring gear size of 8.7. found in the trucks up to around 1982. This is not a nodular unit. In 1963, Ford includedmore information. Later There is a gear ratio stamped on the tag. It is the one most commonly Like most Ford axles, the 9-inch has a single hypoid ring gear mounting distance, so, unlike the Dana and GM axles that require unique differential carriers based on ratio, a single differential carrier works with all of the Ford ratios. 4. This chart references the connection between the month codes and the actual month. 4. 1973-1979 Ford Truck Rear Axle Codes. Learn how to hook up a 1-wire alternator on your vehicle. Strange Engineerings superior line of Chrome Moly Transmission yokes are manufactured from high quality forgings and fully heat treated to achieve maximum tensile strength. The 28-tooth axle shafts are typically tapered and cannot be shortened. Comet that has had a HIPO SMALL block with 31-splines and a locker. Most of The answer lies in several of the Ford 9-inchs design aspects, starting with the Ford 9 inch gears. (CROSS SECTION WIDTH x 0.ASPECT RATIO x 2 25.4) + WHEEL DIAMETER = OVERALL TIRE DIAMETER. Gross Vehicle Weight ( GVW ) would I'm not responsible for incorrect information, Width: all measurements are flange to flange, Ford Rear Axle Assembly Identification - Page 01 - FORDification.com. Pay attention to the Axle column, where you will get the correct Axle identification code similar to the one stamped on a metal tag on the rear-end axle. . There are four versions of the nodular iron third members that were produced from the factory. and trucks throughout the 1970s. Like the H in our case shows a car with a limited-slip differential. 1958-1959 two dimples on the back of housing, flat center band, some had drain holes. Calculate your differential gear ratio from RPM, tire size and desired MPH. Hypoid offset is the distance between the centerline of the pinion and the centerline of the ring gear. With their high-volume production, the two biggest quality problems were leaks from poor welds and poor alignment of the housings. Housing end bolt patterns can be confirmed on the bottom of the axle order form. Gross Vehicle Weight ( GVW ) would This is a typical axle tag that has been removed from the third member. Pairing your vehicle with the wrong axle components will not only damage your vehicle but cost you a lot down the line. Give us a call at 800-216-1632 to get started. (often referred to as a "POSI") came to be a popular option and I have a '50 Club Coupe and have experienced this first hand. This will ensure that the correct replacement parts are purchased or salvaged from a junkyard to be used in the vehicle. If the socket fits (as shown in our photo below) it is a Ford 8-inch housing. But the 9" is better in a couple respects: It's much lighter than a Dana 60. 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 . if so is this what you are looking for. There are a few exceptions that you will see in the Ford Axle code chart. JavaScript is disabled. by Ford exist in the size of the outer axle bearings in the housings and Any injury, damage, or loss that may result from improper use of these tools, equipment, or from the information contained in this video is the sole responsibility of the user and not WJ Handy Dad.As an Amazon Associate I earn from qualifying purchases We provide how-to and technical articles, vehicle and build features and examples, plus calculators and lookups that will help you get your ride from dream to driver. The The unit on the top left seems to be nodular iron but requires a little more investigation to verify. . housings also evolved over the years: The The Mustang Shelby GT housing is an easy one to spot, albeit rare, because it has extreme tapering of the axle tubes at the ends. differences, 28-spline car axle shafts are much more abundant than the GM G-body 78-87 Complete 9" Rear End Package. Read this first! There were many instances of cuts and scratches from the thin steel tags sticking up on the axles. for 1967-1970 (same as 1966-1969 Fairlane, Torino, Comet & Cyclone non Remember to locate the Safety Standard Certification label on the left side door post as you open the door. All of the 8-inch case nuts can be accessed with a socket. The other identification information, 9, as observed from the chart, indicates a 3.55 gear ratio of the Ford F-150. duty.And believe it or not, they were also used in some FE equipped Ford This is by far the most common axle used by restorers, hot rodders, customizers, and racers. The 1966 Mustang had 14 possible rear gear ratio/differential combinations. GM B-Body Complete 9" Rear End Packages. Calculators. It allows for the pinion side Center Section to be removed. always looking for good content to share with You are looking for a nodular iron case, with its telltale N cast into the front or inside wall. GM A-Body Complete 9" Rear End Packages. The some 302 4V cars with optional gear ratios). N-case. This pinion shows excessive wear on the trunnion surface and should not be re-used. 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. Keep in If there is an "L" in between, you should have a locking or limited slip differential. 70's. Unless you are building a Pinto or straight six-cylinder vehicle, you want to avoid it. but the link i was refering to listed codes by year and model. other Ford Ranger enthusiasts. Identifying a differential hinges the ability to distinguish the two primary rear-end types---the 8- or 9-inch rear end---denoting ring-gear size. replaced, and that is why it remained in use for so long. replaced, and that is why it remained in use for so long. This combined with easy assembly makes it popular for fine-tuning a rear gear for any particular application. Application Ring Gear And Pinion NL or L Axle Shaft Splines Additional Information; Ratio: Diameter of RG: WBG-E : Ford Truck '63-71 F100: 3.70: 9 in: NL: 28-WBG-F : Ford Truck '63-71 F100: 3.89: 9 in . with 3/8" fine thread, while the larger bearing use 11/16" You must confirm the flange version to be able to order the correct drum brake backing plates, disc brake conversion kit, or even the axles bearing retainer. We can teach you some of the major differences between the Ford and GM-style T5 Flathead transmission adapter kits. This not easily accomplished with integral carrier axles, like the GM 10- and 12-bolt. Axle code is a combination of letters and numbers stamped on a small plate/tag attached to your vehicles rear axle. medianet_crid = "364974658"; The transmission yokes are CNC machined to assure concentricity and balance for ideal driveshaft operation. One exception to this was Get any 3 for $25 plus shipping. This complex fixturing and welding process, coupled with fuel economy concerns, is what eventually led to their production demise. housings. At this width, many were used in street rod applications without modifi cation. The certification plate can be located on the lock face of the left door edge. dimples. We offer Ford Racing ring and pinion gear sets in 3.55, 3.73, 4.10 and 4.56:1 gear ratios for solid axles, as well as Motive Gear's 3.90 and 4.30:1 gear sets. Axle length is not always identical from side to side, as many 9-inch applications use an offset center, so you must measure the housing carefully to be able to order the proper axles. This was an 8.75- inch ring gear in a 9-inch housing. Our experts will help you find the correct ring and pinion set for your particular application. Here is the step by step guide: The Safety Standard Certification/ Safety Compliance Certification label is located on the door pillar of the left driver seat of your truck. Proceed to match the code with its corresponding Axle Ratio column on the table to find the ratio. Trust Speedway Motors for best-in-class parts for Ford 9 Inch - delivered quickly, efficiently and without any hassles. widths I keep in mind for Mustangs are the following: Only the N-series cases are made out of the stronger, more desirable, nodular iron. If you are building a 9-inch Ford rear end for your project know you have plenty of options in gear ratios, axles, bearings, brake kits, and much more!
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