1972 and earlier, 31 spline axles have the ability to be shortened. You are correct sir, these are the standard ratios for 65-66. Visit the RV & Trailer Towing Guides page on the Ford fleet website. There are even different drum brake registers. 74-75 medium duty large bearing, and. The Ford version uses larger axle shafts and different lube flow strategy. A strong 9" with a nodular diff and 31 spline axles is fairly comparable in strength to a stock Dana 60 rear end. The instructions below will walk you through the steps. This is an example of the only Ford 9-inch version that utilized one-piece tubes. 67-71 Comet, Cougar, Mustang, Fairlane = 59.25 inches. Amateur restorer. Your email address will not be published. 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. This chart serves as a general guideline for axle fl ange-to-fl ange width based on different models and production years. It also has a 9-inch ring gear. The large bearing size was available with fi ve different brake drum widths. The Ford Explorer uses an independentstyle Carrier made out of cast aluminum. When you buy through our links, we may get a commission. You bring the gumption. 59.25 inches to 61.25 inches, 1957-1959 Ranchero and station wagon rears, 57.25 inches, 1967-1971 Comet, Cougar, Mustang, Fairlane, 59.25 inches, 1967 Fairlane 63.50 inches (coil springs), 1957-1959 Ranchero and station wagon 57.25 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 . The larger offset is better for strength and noise but worse for sliding and efficiency. GM B-Body Complete 9" Rear End Packages. much more difficult to locate. SHARE THIS ARTICLE: Please feel free to share this post on Facebook / Twitter / Google+ or any automotive Forums or blogs you read. Axles Tubes Are 4-Inches. Builder V8 Billys 1966 Ford Fairlane Twin Turbo 427 RestoMod was built for Street and Strip. is the strongest factory case made BY FORD!!! It was not the only axle used, but was by far one of This will ensure that the correct replacement parts are purchased or salvaged from a junkyard to be used in the vehicle. When narrowing a Ford 9 inch rear end, the first step is determining the overall length you need. Any of the W-series cases do have a fill plug machined in them. With the pinion gear and differential in place, rear-end marking compound in place, and with the bearings only "snug" (just tight enough to eliminate any "play"), check the pinion depth by way of the contact pattern that can be found by the rotation of the pinion against the ring gear. 31-spline carriers and axle shafts. Pairing your vehicle with the wrong axle components will not only damage your vehicle but cost you a lot down the line. - Rod Stroke Ratio - Stroke Size Rear Gear Requirements - Rear End Gear Ratio Needed - Speed from RPM, Rear & Trans. 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. Some of the heavier cars like the Galaxies also received the Give us a call at 800-216-1632 to get started. It was required to repair a leaking weld. Applications: Ford Used The Dana 70 And Dana 70HD Axles In F-350 Trucks Up To 1985.5. It is underneath one of the nuts that holds the third member in place. These tags are typically quite beat up, twisted, and rusted over the years. The Ford 9 inch housing is a semi-floating, drop-out axle. the few cars and early Broncos (and some early trucks) which received This sensor is for the anti-lock brake system. wheel drives) right up until about 1982, these housings are by far the medianet_height = "250"; other Ford Ranger enthusiasts. Ford 8 Ford 9: CLICK FOR MORE INFO. In the early days of hot rodding, with the majority of hot rods being Fords, it stands to reason the '30s and '40s Ford "banjo" rearend dominated the scene. 31-spline car shafts. From my piles of rare parts, here is an independent cast-iron 8.8-inch carrier axle. 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. While the 1350 u-joints provide enough strength to handle most demanding of applications, Strange also offers a variety of yokes with1480 u-joints for the ultimate in driveline strength and dependability. A metal axle tag is typically located on the driver-side front of the third member. for the swap to be performed. inches It allows for the pinion side Center Section to be removed. If there is an "L" in between, you should have a locking or limited slip differential. duty.And believe it or not, they were also used in some FE equipped Ford 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. for 1965-1966 (the same width as 1964-1965 Falcons and 1962-1965 Fairlanes Performance Front & Rearends GM Vehicles Come join the discussion about popular models such as the Mustang, Galaxie, Falcon, Fairlane, Torino, Shelby and many more! This axle tag belongs to a 1977 F-150. Axle There are 4 different sets of rear axles that would have come stock in 66-77 Broncos. These axles had a stout 2.25-inch ring gear offset as compared to a 1.5-inch ring gear offset of the later 8.8-inch axle. We can teach you some of the major differences between the Ford and GM-style T5 Flathead transmission adapter kits. 67-73 medium and big block Mustangs and Cougars. It has enjoyed a long production history with many variants. inch diameter all the way to the backing plate, coil housings have upper Mustangs Here is an example of a weld repair on a factory original housing. Find your transmission and rear gear multiplier below. The answer lies in several of the Ford 9-inchs design aspects, starting with the Ford 9 inch gears. It was also used in the 1983-1996 full-size Bronco, and E150 Econoline . The 9 Ford rear axle, so called because of a 9 ring gear diameter, is the choice of many circle track racers because of its strength, availability and ease of maintenance. Some axle shafts can be shortened and a new spline machined in place. Over several generations of small block Chevy (and big block Chevy) engines there have been several changes that dictate what flexplate works with them. 52" The smaller 8-inch just cannot handle the abuse as its bigger brother can. The WAR, WAA, and WAB cases have the same ribbing as the N case, but are missing the ever important N feature. If the socket fits (as shown in our photo below) it is a Ford 8-inch housing. version of the case came into use in 1967 or in subsequent years, but it and trucks throughout the 1970s. Select the Towing Guide for your vehicle's model year. * Coupon does not apply to Oval Size Matters T-Shirt. Info To Share? Vintage 1980 Yamaha Enticer Snowmobile Revival to Former Glory. The Ford Axle code will also help you identify your particular models engine capacity and the year/vehicle make. 9-inch (cars) have a 5-on-5 bolt circle and the axles cannot be shortened. These labels have a specific code that is similar to the axle code on the 9-inch axles. 70's. Read this first! The "rough" For Example: 235/45ZR-17 (235 x 0.45 x 2 25.4) + 17 = 25.327" 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. Remember to locate the Safety Standard Certification label on the left side door post as you open the door. The 28-tooth axle shafts are typically tapered and cannot be shortened. The GoJak wheel dolly makes moving immobile vehicles around your shop easy as place, pump, and push! Ford Differential Axle Codes. 54" Axle code. widths I keep in mind for Mustangs are the following: as the Mustang. Some even consider these axles to be bulletproof. 1967-1973 Mustang/Cougar - light duty, thinnest housing material, small axle Gears / Diffs / Install Kits Listed By Vehicle, Standard Gears & Pro Gears Dana / Ford / GM / Mopar, Strange T-Shirts. For example, Ford says the 2018 F-350 Super Duty 4x2 regular cab pickup equipped with the 6.2-liter . Note the two lower bolts at 6 and 7 oclock have straight access with a socket. many half ton trucks continued to utilize the 9-inch (both 2 wheel & 4 This strengthens the whole rear end assembly. There is typically a stamped steel cover that must be removed to gain access to the internals. station wagons-cars with 351 and up engines received 9-inch units - as did Using the correct part is imperative to engine longevity and proper drivetrain assembly. The first two digits of the axle code identify the ratio and capacity of the rear axle. for 1967-1970 (same as 1966-1969 Fairlane, Torino, Comet & Cyclone non Ford Rear Axle Assembly Identification - Page 09: NOTE: Axle tag location and appearance may vary by application. There may be other labels attached to that pillar so pay attention to one that looks similar to the one below. Install Kits and Gears Sets Listed By Rear End. 8300 N. Austin Ave Morton Grove, IL 60053 but the link i was refering to listed codes by year and model. common carrier housing found is the C7AW-E. Notice the 8.0-inch ring gear diameter cast into the rear cover below the fill plug. 1967-1973 Mustang axles identified by wheel flange: two large holes and counter sunk center - 31 splines. actual car posi units, which were primarily 28-spline carriers, can be to the housing, the small bearing housings use 9/16" socket size nuts Well show you what to look for in this buyers guide. is by far the most abundant case being used in both full size Ford cars Standard Ford 9 inch gear sets are primarily used in street applications. Call 800.979.0122, 7am-10pm, everyday. large-bearing semi-floating axles, and many can be found with hefty 31-spline TEETH 1 4.11 79-0097-1 37-9 1 4.29 79-0098-1 30-7 1 4.57 79-0101-1 32-7 2 5.14 79-0109-L 36-7 2 5.17 79-0112-L 31-6 2 5.20 79-0111-L 26-5 For Maximum . Therefore, these axle assemblies require better quality oil and good underbody airflow to keep the unit cool. 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. Due to factors beyond the control of WJ Handy Dad, no information contained in this video shall create any expressed or implied warranty or guarantee of any particular result. The 7.5 should be plenty adequate for the application you describe, but an 8.8 is best. A 2-inch version is not shown. 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! by Ford exist in the size of the outer axle bearings in the housings and The N cases typically came with the larger Daytona-style pinion support bearing, and 31-spline axle shafts. thanks. This is a sampling of some of them. of course most desirable is the N case, first used on the 427 Galaxies The large 9-inch diameter ring gear (where the axle derives its name from), combined with its offset to the pinion gear makes for a larger ring and pinion contact surface area, increasing strength. The code, 4L11, tells us that it is a 4.11:1 ratio with a limited-slip or Traction-Lok differential. Ford trucks and cars from 1968 onwards are equipped with the Ford Axle codes, which are clearly indicated on the certification plate. The smaller 8-inch third member is on the right. You Select the Towing Guide for your vehicle's model year. About | Contact | Terms | Privacy. N-case. and 429CJ cars.From what I have seen don't expect to find them in 390 or A forum community dedicated to Ford performance owners and enthusiasts. A copy of the Ford Axle Code Chart is linked below in this article. Spring perches must be cut and re-welded in order Roadkill Customs has evolved from local hot rod shop to online how-to magazine for budget-minded do-it-yourself hot rod builders and enthusiasts. This consists of the Ford Pickup F100 lineup till the Ford F350 lineup. This allows quick gear ratio changes to accommodate different tracks or updates to your vehicles horsepower and torque ratings. 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. These axles even have a unique bolt pattern of five on 5 inches. This not easily accomplished with integral carrier axles, like the GM 10- and 12-bolt. Both standard and W-series cases are made out of gray cast iron. Boss 429s, 427s, 428 CJ/SCJ and the 429 cars which received the Ford intermediates with big blocks. The Later WJ Handy Dad assumes no liability for property damage or injury incurred as a result of any of the information contained in this video. Because "N The later Chevy differentials: how to rebuild the 10- and 12 . Using the Ford Axle code chart, you will get to negate all these issues with ease. The cast-iron third member is installed from the front of the housing. The truck housings received even beefier center carrier housings and tubes, 1/2 ton 4X4 pickups! So dont be surprised that most of these axles leak from the welds. determine which axle housing many cars and trucks received. I'm not responsible for incorrect information, Width: all measurements are flange to flange, Ford Rear Axle Assembly Identification - Page 01 - FORDification.com. There is a ton of aftermarket support for this axle (see Chapters 3 and 4 for more details). Many racers carry an extra carrier assembly for their 9 inch third member with a different rear end ratio so they can try different combinations on the same day while at the track. Variations Drag Racing 101 ~ Everything You Need to Know! The 9-inchs very large pinion offset of 2.25 inches requires the pinion to be straddle mounted, which refers to the fact the pinion head has bearings that straddle it on either side. Some differential experts tell you that the Blue Oval engineers copied the 12-bolt design when they came up with the 8.8-inch axle. Some have only one access hole for the backing plate bolts, while others have three. You will also learn how to identify the codes in Ford vehicles. The case Snap On vs Daytona, Pittsburgh, ESCO, Husky, More. The For example: 1/2 in Ring Gear Bolts: WCN-B: Ford Pass '63-64: 3.50: 9 in: NL4-1/2 in Ring Gear Bolts . Today we go over the important step of how to choose your Gear Ratio when building a 9-Inch Rearend.Make sure to Like, Comment and Subscribe for more videos!. 66-75 large bearing, 3. Of the four versions of the N case, three have an actual N cast into it right above the pinion cartridge. Gear Ratios Drag Strip Performance - 1/8 Mile Horsepower Requirements from MPH - 1/8 Mile Horsepower Requirements from ET - 1/8 Mile ET from MPH - MPH - Km/H in 1/4 Mile using Horsepower This case looked like a nodular unit from the front regarding rib structure but did not have the N on it. The Ford 8.8-inch is very similar to the General Motors (GM) 878-inch, 12-bolt axle. Exceptions to this were the ultra Hi performance Boss 302s, The axle identification tag is located at about the 3 oclock position under the third-member mounting nut when you are looking straight at the front of the axle. also received the larger axle bearings housings. A simple formula to calculate Gear Ratio or Axle Ratios. 1973 and later cars have a 55 bolt pattern, and the axles cannot be shortened. The original applications are as follows: 1. Since these housings were a series of stamped-steel pieces all welded together, there were many different overall lengths, tubes sections, mounting brackets, and even general constructions over the years (see Chapter 5). Here is an example of such a unit. with 3/8" fine thread, while the larger bearing use 11/16" most abundant. and trucks throughout the 1970s. Many companies, such as Currie Enterprises, Mark Williams Enterprises, Moser Engineering,and Strange Engineering, reproduce this design today. Gear Ratios - RPM from Speed, Rear & Trans. The axle housings themselves had many different variations over time as well. Careful aftermarket shops and their stringent attention to repairing these housings are able to correct many of these issues. This is a great upgrade component to use for high-power applications or if you are replacing your cartridge. There were also 8-inch ring gear independent carriers in production. It is the one most commonly With 568 Ford 9 Inch Parts for sale, you're sure to find the ideal parts . The typical 3 inch-diameter tubes can be a bit flimsy in higher-power applications. diameter bolt circle, 1967-1973 Torinos, Rancheros, Fairlanes 59.25 inches or Details: Motive Gear . GM F-Body Complete 9" Rear End Packages. 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 same applies to vehicles with codes containing numbers alone. You 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. The image below shows the Safety Label of a Ford Truck. CASE" Now that you have identified the axle code, let us know the axle ratio. 2. Our expert customer support technicians are available Monday through Friday from 7:00 a.m. until 7:00 p.m., CST. As you proceed to the Ford Axle Code chart, you will notice that the table indicates it has a Ford 8.8 Limited Slip Differential with an Axle Ratio of 3.55. The Ford 9 inch rear end also has the widest variety of ratios on the market, Particularly in the 3.0:1 to 5.0:1 range. Original gear ratios range between 2.79:1 and 5.43:1, and aftermarket replacement gears are available for many ratios as well. Gross Vehicle Weight ( GVW ) would The BOM will identify the model number, the gear ratio, the type of differential, and all component parts. Rearend/Axle Length Calculator. 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). While the 8.8 is similar to the 12-bolt, it isnt identical. Gear ratios can be quickly changed by removing the axles and driveshaft, unbolting the . Traditional BOM's are 6 digits followed by 1 or 2 digits and start with the numbers 60 or 61. Ring Gear/Pinion Gear Teeth to Gear Ratio. Part Category: Disc Brake Rotor and Hub Assembly.1999 Ford Ranger Rear Axle Assembly 7.5 RING GEAR, 9 BRAKES, 4.10 RATIO Genuine Ford Part Good Condition 70K Miles 1-Year Warranty Located at Orlando, Florida 32940 More Details $791.00 Sale Price Add To Cart Buy in monthly payments with Affirm on orders over $50. GM Tri 5 55-57 Chevy Complete 9" Rear End Package. 100 x 4.12. wheel drives) right up until about 1982, these housings are by far the WJ Handy Dad recommends safe practices when working on vehicles/homes and or with tools seen or implied in this video. mind as mentioned, the Fairlane spring perch distances were not the same If an L is included, it was equipped with a limited-slip differential or Traction- Lok. Ford used if not I have other 9" info archived I can post. Now you can see the C4AW-4025-B part number on the lower left unit, which verifies it as a nodular unit.
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