Vintage 1980 Yamaha Enticer Snowmobile Revival to Former Glory. The axle model codes are interchangeable, typically the suffixes are different for a revision change but the axle is still interchangeable with one having the previous suffix. The 9-inch ring and pinion is front-loaded into the rear end housing. Since 2011, V6 and V8 Mustangs have used Ford's 8.8" rear end, but before that many used a 7.5" rear. The cast-iron third member is installed from the front of the housing. 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. Note the weld on the top of the axle center section along with the oval-shaped dimples on the rear section. It was required to repair a leaking weld. Our example is going to assume a 6000 rpm redline and 26-inch-diameter tires. All of the 8-inch case nuts can be accessed with a socket. Some of this information is very important as it is becoming more and more difficult to find documentation on axles and differentials that were built more than 40 years ago. Exceptions to this were the ultra Hi performance Boss 302s, 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 9-inch housing's center section will not allow the socket to clear, and . Some of the heavier cars like the Galaxies also received the housings. the few cars and early Broncos (and some early trucks) which received 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 is an easy way to identify the third members, so youre sure to buy the correct axle. The N cases had two vertical ribs, three horizontal ribs, and a machined-in fill plug. 61.25 inches, 1967-1971 Comets, Cougars, Fairlanes 59.25 inches, 1967-1973 medium and big block Mustangs and Cougars, 1966-1971 Fairlanes, Torinos, Montegos, Comets, and other 2. Our expert customer support technicians are available Monday through Friday from 7:00 a.m. until 7:00 p.m., CST. Both standard and W-series cases are made out of gray cast iron. We can teach you some of the major differences between the Ford and GM-style T5 Flathead transmission adapter kits. - as in the Mustang line, most however never received a factory 9-inch). . The first two digits of the axle code identify the ratio and capacity of the rear axle. This chart applies to all Ford non-overdirve transmissions, manual and automatic. determine which axle housing many cars and trucks received. "Pro" gears are designed specifically for drag racing. (often referred to as a "POSI") came to be a popular option and 31-spline carriers and "Traction Loc" style posi unit. Ironically, 8.0-inch independent carriers were made in cast iron. With so many better performing aftermarket options today, there is no reason to use these marginal brakes. These were used sporadically until about 1969. Like the H in our case shows a car with a limited-slip differential. Mustangs and Fairlanes. of course most desirable is the N case, first used on the 427 Galaxies The Ford 9-inch can be found under 1974-1986 F-150s and 1978-1986 Broncos. If your vehicle has a Limited Slip Differential, it will be noted as Limited Slip. These have a C4AW-4025-B casting part number next to the adjuster nut. The 7.5 should be plenty adequate for the application you describe, but an 8.8 is best. always looking for good content to share with Amateur restorer. It can also help in identifying the axle ratio of your particular vehicle. to the housing, the small bearing housings use 9/16" socket size nuts The axle was developed to replace the Ford 9-inch axle.This axle is still in production today for a variety of Ford vehicles. trucks varied more, early half ton trucks got the 28-spline axles and Because of their strength, youll see these 9 inch rear ends used in just about every make of car, truck, and customs. It is underneath one of the nuts that holds the third member in place. The GoJak wheel dolly makes moving immobile vehicles around your shop easy as place, pump, and push! only need to carry one spare should you choose to. i.e. Ford Axle code identification, Read more: Front Axle Of A Car: Types, Functions, And Replacement. Ford 9-inch can be found under 1974-1986 F-150s and 1978-1986 Broncos. 6. This is a relatively common issue on these housings. Fords small block and big block engine families have their share of flexplate differences. Differentials, Axles/Drivelines, Book, Using GoJak Wheel Dollies to Easily Move Your Vehicle, Brake Pad Identification and Friction Surface Options Explained, Adapting Tremec's Popular T5 5-speed Manual to Ford's Flathead V8 Engine, Ford And Chevy Spindle Options For Solid Axle Hot Rods, Small Block and Big Block Chevy Engine Flexplate Guide. 1/2 ton 4X4 pickups! Ford used Gross Vehicle Weight ( GVW ) would If the socket fits (as shown in our photo below) it is a Ford 8-inch housing. Call 800.979.0122, 7am-10pm, everyday. It was then replaced by the Ford 8.8 inch rear axle. Ford Also Equipped The 1980-Current E-350 Dual Rear Wheel And Some E-450 Super Duty Vans With Dana 70 or Dana 70HD Rear Axles. We're Ratings and reviews are provided by customers who have either purchased a vehicle or visited a dealership for service. This is an example of the only Ford 9-inch version that utilized one-piece tubes. Finding the location of this certification plate is easy. This pinion shows excessive wear on the trunnion surface and should not be re-used. There are even different pinion cartridges that have been available from the various production years and models for this axle. How To Identify The Axle Ratio From The Axle Code, Step 1: Locate the Safety Compliance Certification Label, Step 2: Locate the Axle code column on the label, Step 3: Get the manufacturers axle code chart. Original gear ratios range between 2.79:1 and 5.43:1, and aftermarket replacement gears are available for many ratios as well. The transmission yokes are CNC machined to assure concentricity and balance for ideal driveshaft operation. (CROSS SECTION WIDTH x 0.ASPECT RATIO x 2 25.4) + WHEEL DIAMETER = OVERALL TIRE DIAMETER. as the Mustang. These labels have a specific code that is similar to the axle code on the 9-inch axles. The exception is the 2002-2003 Ford Explorer Sport which still used the solid rear 8.8-Inch axle. When it comes down to actual shafts as well, since the truck lug but the link i was refering to listed codes by year and model. small bearing housing can be differentiated from a large bearing housing Mismatching issues are a big problem when it comes to automotive repairs. wheel drives) right up until about 1982, these housings are by far the I have a '50 Club Coupe and have experienced this first hand. We will look at what axle codes are and how to identify the axle ratio from the code. Front Axle Codes While the parts catalog says "The third digit of the axle code identifies the ratio and/or capacity of the front axle", that is not true.As seen below, there are only 4 codes (2 - 5) and they do not define the axle ratio nor capacity.In fact, to find the front axle ratio you need the codes off the axle itself, as shown here: . found in the trucks up to around 1982. A Lincoln Versaille rear is a 9" with 28 spline axles, big axle bearings, and disc brakes. This larger offset (hypoid distance) between ring-gear . with 3/8" fine thread, while the larger bearing use 11/16" In the 1980s and 1990s, the Lincoln Versailles brakes and complete axles were highly sought after because it was the only way to get a 9-inch axle with discs in a 58-inchwide axle package. This strengthens the whole rear end assembly. It has enjoyed a long production history with many variants. Give us a call at 800-216-1632 to get started. GM Chevy S10 82-04 Complete 9" Rear End Package. This is 2.25 inches for the Ford 9-inch and 1.5 inches for the 8.8-inch axle. Housing end bolt patterns can be confirmed on the bottom of the axle order form. The 8-inch also was only available with 28-tooth axle shafts. Generally most cars received the small axle bearings and 28-spline axle A metal axle tag is typically located on the driver-side front of the third member. With the chart in hand, locate your vehicles axle code on the axle code column. In 1963, Ford includedmore information. is by far the most abundant case being used in both full size Ford cars Ford improved tooth contact of the Ford 9 inch gears by locating its pinion gear lower on the ring gear. You will need to look at the Ford axle code chart to replace your Ford rear-end axle parts. Later actual car posi units, which were primarily 28-spline carriers, can be 1967-1973 Mustang axles identified by wheel flange: two large holes and counter sunk center - 31 splines. By positraction, we talk about the type of differential the car uses, whether a limited-slip differential or a conventional non-Positraction differential. 31-spline axles and carriers for most trucks. This custom axle tag was obviously hand cut as evidenced by the sharp tin-snipped-looking ends and includes DSO, for Dealer Special Order. FORD FINAL DRIVE RATIOS. Axle Size/Strength Chart; Explained Videos; Tech Articles; 9-Inch Ford. Gears / Diffs / Install Kits Listed By Vehicle, Standard Gears & Pro Gears Dana / Ford / GM / Mopar, Strange T-Shirts. earlier housings used in cars from 1957 to mid 1960s tended to be the Some tags reference the week of the month instead of the exact day and just use a letter (A to E) for first through the fifth week of the month. How To Identify 9 Inch Ford Housings Chart via Speedway Motors. and Fairlane axle housings are often grouped together because they are the MaritzCX moderates public reviews to ensure they contain content that meet Review guidelines, such as: No Profanity or inappropriate defamatory remarks, No Personal Identifying information (e.g., customer phone number or email), No Competitor references (e.g., another brand or dealership), Dangerous behavior (e.g. The later So rare Ford dropped it after 66, when they also dropped the 7" Equalock. applications due to the demise of most performance engine options in the The narrowest production 9-inch axle is 56.375 inches. there is the letter "N" than this is a NODULAR CASE (GREAT) this dimples. This bearing and the casting structure surrounding it need to be carefully inspected as this is a common area for cracks. You are looking for a nodular iron case, with its telltale N cast into the front or inside wall. A copy of the Ford Axle Code Chart is linked below in this article. The top line typically starts with a three-digit axle model code (or the prefix of the part number), followed by a dash, and then thesuffix. CLICK HERE to see a complete listing of front axle codes). The 8.5- and 8.8-inch gears have even found themselves in the independent-carrier-style axles. The ring and pinion are then accessed, also from the front, by removing another 10 bolts. It is common to find a 9-inch in a old Falcon or 4. 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.. Mustangs Axle code. The LS swap is no doubt still going strong, but if youre planning to run an automatic behind your 4.8, 5.3, or 6.0L LS-powered ride, youll need to pay attention to a few items we discuss in this buyers guide. is by far the most abundant case being used in both full size Ford cars 1957 . The certification plate can be located on the lock face of the left door edge. Warranty Period: 1 Year or 50,000 Miles: Part #: MGK-300 : Ring Gear Diameter: 8.5 Front (Inch) 9 Rear (Inch) Ring Gear Material: 8620 Steel: Differential . Therefore, these axle assemblies require better quality oil and good underbody airflow to keep the unit cool. N-case. Careful aftermarket shops and their stringent attention to repairing these housings are able to correct many of these issues. Performance Front & Rearends GM Vehicles common carrier housing found is the C7AW-E. Ford Rear Axle Assembly Identification - Page 09: NOTE: Axle tag location and appearance may vary by application. 1973-1979 Ford Truck Rear Axle Codes. It has been said that it has a higher It is the one most commonly The material and heat treating provide excellent wear service life, but doesn't handle shock loads as well as Pro 9 in gears.

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