Axle Size/Strength Chart; Explained Videos; Tech Articles; 9-Inch Ford. there is the letter "N" than this is a NODULAR CASE (GREAT) this
wheel drives) right up until about 1982, these housings are by far the
by the size of the nuts and thread used to retain the brake backing plates
Where A=the first number (static reduction), Bi=Gear diameter, Bf=Ring Gear diameter, Cf= (Crown Wheel dia.) GM A-Body Complete 9" Rear End Packages. This strengthens the whole rear end assembly. The larger offset is better for strength and noise but worse for sliding and efficiency. Get any 3 for $25 plus shipping. The Ford 9 inch rear end is one of the most popular axles in automotive history. You can find the axle code on the Safety Standard Certification label information. In this chapter I share a summary of decades of work on these axles. 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. same width, but the distance between spring perches is different between
The later
This combined with easy assembly makes it popular for fine-tuning a rear gear for any particular application. of course most desirable is the N case, first used on the 427 Galaxies
Ford improved tooth contact of the Ford 9 inch gears by locating its pinion gear lower on the ring gear. This complex fixturing and welding process, coupled with fuel economy concerns, is what eventually led to their production demise. You can do this by multiplying by the gear ratio. inch diameter all the way to the backing plate, coil housings have upper
Ford Axle codes help identify the vehicles positraction as well as an axle to gear ratio. The WAR, WAA, and WAB cases have the same ribbing as the N case, but are missing the ever important N feature. How to Narrow a 9 Inch Ford Rear End. and trucks throughout the 1970s. 31-spline carriers and axle shafts. The 8.8" rear end is flat on the top and the bottom as well as the left and right. Note: Rear axle ratios are available for 2008 and newer models. The
allow larger ring gear to fit. GM Truck Complete Rear End Packages. is by far the most abundant case being used in both full size Ford cars
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. Ford trucks and cars from 1968 onwards are equipped with the Ford Axle codes, which are clearly indicated on the certification plate. This larger offset (hypoid distance) between ring-gear and pinion-gear centerlines is the key reason the Ford is inherently strongerbut also why its slightly less efficient. Ring Gear/Pinion Gear Teeth to Gear Ratio. We'll also walk you through choosing the correct parts in order to make this installation a breeze! Generally, aftermarket shafts have to be purchased
Measuring for your 9-inch axles requires a few basic measurements to be taken. for 1967-1970 (same as 1966-1969 Fairlane, Torino, Comet & Cyclone non
This consists of the Ford Pickup F100 lineup till the Ford F350 lineup. Call 800.979.0122, 7am-10pm, everyday. 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. The
Info To Share? (The third digit of the axle code identifies the ratio and/or capacity of the front axle, if applicable. Exceptions to this were the ultra Hi performance Boss 302s,
housings. Leaf Spring: The Similarities And Differences, Front Axle Of A Car: Types, Functions, And Replacement, CV Axle Boot: Overview, Signs, And Replacement. Amateur restorer. This was offered on the 1960 F-100 truck. Install Kits and Gears Sets Listed By Rear End. The Ford 8.8-inch axle has a cast center section and the internal components are installed from the rear. 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. Talk to the experts. 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. At this width, many were used in street rod applications without modifi cation. 76-77 large bearing. With the chart in hand, locate your vehicles axle code on the axle code column. 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. There is a ton of aftermarket support for this axle (see Chapters 3 and 4 for more details). Many companies, such as Currie Enterprises, Mark Williams Enterprises, Moser Engineering,and Strange Engineering, reproduce this design today. differences, 28-spline car axle shafts are much more abundant than the
Bolt-In 9 Inch Ford Rear Housing for 1967-72 GM Pickup Trucks, Speedway Centered Housing Ford 9 Inch Axle Kit, 58 Inch Width, Fabricated 9 In Ford Rear Axle w/ Posi Traction 3rd Member, 58 In, 9 Inch Ford Cut-to-Fit Axle with Bearing, Big Ford/New Style, Ford 9 Inch Gear-Style Posi Differential Third Members, Ford 9 Inch Bolt-On Rear Disc Brake Kit w/ E-Brake Caliper, Driven 04230 75W90 Limited Slip Gear Oil Change Kit, Ford 9 Inch, CarTech SA170 High-Perf. There are a few exceptions that you will see in the Ford Axle code chart. 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? 66-75 small bearing, 2. 1/2 ton 4X4 pickups! There was a desire to have the stronger, larger tubes near the center of the axle but still retain the narrower tube ends for the wheel ends and the unique Shelby suspension brackets. For the Ford 9" rear end to be smaller and lighter than a Dana 60, the weight has to come from somewhere. Gross Vehicle Weight ( GVW ) would
Mustangs and Fairlanes. if one wants to use a 31-spline truck carrier in a car. The
1. You bring the gumption. Watch the video for all the details and you'll wonder why your shop hasn't had a set sooner! The transmission yokes are CNC machined to assure concentricity and balance for ideal driveshaft operation. Many aftermarket companies produce 9 Ford equivalent rear axles for the drag racing and hot rod industry. Restoration matching issues will be avoided since the right optioned components will be used to make the restoration. You
Differentials take the power from the rear axle and transfer it to the rear wheels by way of special gears. 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. If you liked this article you will LOVE the full book. (narrowest 9-inch housing), 1966-1977 Bronco 58 inches but has 5-on-5 1/2 inch
many half ton trucks continued to utilize the 9-inch (both 2 wheel & 4
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 . The
GM Chevy S10 82-04 Complete 9" Rear End Package. It may not be a stock or original Ford 9 inch rear end, but it carries the originals dimensions and specs and for all intents and purposes they are still considered a Ford 9 inch. This is an example of the brakes that fi t the small wheel end bearing for a 10 x 2-inch-wide drum brake on the left and a 10 x 1-inch on the right. 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 . Ford non-overdrive transmissions include: C-4, three-speed, automatic. nickel content and better casting than the earlier single ribbed cases it
The Ford 9 inch rear end is one of the most popular axles in automotive history. If there is an "L" in between, you should have a locking or limited slip differential. How To Identify 9 Inch Ford Housings Chart via Speedway Motors. housings. Calculators. 74-75 medium duty large bearing, and. Keep in
Original ratios are 2.47, 2.50, 2.75 or 3.0 with the 2.50 being the most common. The middle number is the ring gear diameter in inches, typically an 8 or 9. 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. Ford 9.5 PRO GEAR* *PRO GEAR RATIO PART NO. Pairing your vehicle with the wrong axle components will not only damage your vehicle but cost you a lot down the line. The third member supports all of the gears and bearings, which allows for easier gear ratio swaps if you have multiple third members. Both 8- and 9-inch axle housings are made from a series of stampings that are fixtured and welded together. if so is this what you are looking for. This pinion shows excessive wear on the trunnion surface and should not be re-used. with 3/8" fine thread, while the larger bearing use 11/16"
If the socket fits (as shown in our photo below) it is a Ford 8-inch housing. In this video I break down in great detail the speed at which your car will be going for every 500 engine RPM with each typical rear gear ratio for each gear of the transmission and then reverse it to show engine RPM for every 10mph and each transmission gear. It is underneath one of the nuts that holds the third member in place. This strengthens the whole rear end assembly. Note the ring diameter cast into the housing above the pinion. 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. in cars and trucks. Here is a picture of the milling machine cutting new spline teeth after the axle has been cut to length. It was not the only axle used, but was by far one of
(It was later used for pick-ups and Broncos.) Only the N-series cases are made out of the stronger, more desirable, nodular iron. Some of the 9-inch truck differentials will have an exaggerated hump on the rear cover to . trucks varied more, early half ton trucks got the 28-spline axles and
narrowed rear ends due to the added strength in the middle. Gross Vehicle Weight ( GVW ) would
Generally most cars received the small axle bearings and 28-spline axle
also received the larger axle bearings housings. 3.00, 3.25, and 3.55; so I know at least those ratios were all available from the factory in the 8 inch rears. 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
The same applies to the rear differential. It is as easy to cut down as any other 8 or 9 inch Ford axel. Click on the 'Submit' button to find out how you
77-81 Lincoln Versailles. All the Galaxies I have seen from throughout the 1960s
axleshafts. The 9-inch housing's center section will not allow the socket to clear, and . Also note there isn't a cover on the rear like most axles.
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