The larger offset is better for strength and noise but worse for sliding and efficiency. Here is an example of such a unit. One of the primary reasons why the 9" Ford rear end has come to dominate drag racing is the ease with which thirdmembers with various ring & pinion gear ratios can be installed. In order to allow for the additional straddle mounted bearing and casting support structure, the hypoid offset needs to be large enough to clear the differential case. The Ford 8.8-inch is very similar to the General Motors (GM) 878-inch, 12-bolt axle. See all 20 photos. With their high-volume production, the two biggest quality problems were leaks from poor welds and poor alignment of the housings. Now that you have identified the axle code, let us know the axle ratio. The rear end width is important on shoebox Fords if you want some selection on wheels. medianet_crid = "364974658";
These used what is referred to as a
I'm not responsible for incorrect information, Width: all measurements are flange to flange, Ford Rear Axle Assembly Identification - Page 01 - FORDification.com. 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. housings appeared in either 1966 or 1967 with the familiar "Hump"
The straddle-mounted pinion has a roller bearing in the gear case, which provides additional support for the pinion under heavy loads. It features the legendary Ford 9-inch ring and pinion strength, 5-on-5.5 lug pattern (same as older Jeep), a 65-inch width at the wheel mounting surfaces, large-bearing semi-floating axles, and many can be found with hefty 31-spline axleshafts. Exceptions to this were the ultra Hi performance Boss 302s,
Of course, if your budget allows, you can purchase an aftermarket iron case that is stronger than any factory case. If measuring the drum-to-drum distance, add .200-inch to these values. The
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. Also, since this axle is used in so many circle-track race cars, the 9-inch enjoys an unparalleled availability of different gear ratios in the aftermarket. If your vehicle has a Limited Slip Differential, it will be noted as Limited Slip. There are also unique domestic special-option tags, which dont follow the format. Traditional BOM's are 6 digits followed by 1 or 2 digits and start with the numbers 60 or 61. We'll also walk you through choosing the correct parts in order to make this installation a breeze! The same applies to vehicles with codes containing numbers alone. 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! Find your transmission and rear gear multiplier below. by Ford exist in the size of the outer axle bearings in the housings and
The original carrier is normally equipped with a CV joint flange, which can be replaced with a U . If you need the Rear Axle Ratio for a vehicle produced before 2008, contact ourCustomer Relationship Center via Chat or call us at 800-392-3673. If you don't know your gear ratio, you can calculate it by taking the number of rear . inches
common carrier housing found is the C7AW-E. but the link i was refering to listed codes by year and model. C-6, three-speed, automatic. Comet that has had a HIPO SMALL block with 31-splines and a locker. are you wanting the listing for the ratio tags? as the Mustang. Theres an easy way to tell an 8-inch apart from a 9-inch. 1/2 ton 4X4 pickups! It has more ground clearance than a Dana 60. Pairing your vehicle with the wrong axle components will not only damage your vehicle but cost you a lot down the line. determine which axle housing many cars and trucks received. The large bearing size was available with fi ve different brake drum widths. small bearing housing can be differentiated from a large bearing housing
weakest and had abrupt ending but welded carrier centers to tubes and a
Find the two-digit code under AXLE. But to be correct, it is a 3/4 fl oat. This strengthens the whole rear end assembly. Housing end bolt patterns can be confirmed on the bottom of the axle order form. 28 spline axles are tapered and cannot be shortened and re-splined. 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. One exception to this was
them. Using the correct part is imperative to engine longevity and proper drivetrain assembly. The later
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). is by far the most abundant case being used in both full size Ford cars
The 28-tooth axle shafts are typically tapered and cannot be shortened. The N cases had two vertical ribs, three horizontal ribs, and a machined-in fill plug. Generally, aftermarket shafts have to be purchased
1967-1973 Mustang, Torino, Ranchero, Fairlane 9-inch
also received the larger axle bearings housings. 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. A Lincoln Versaille rear is a 9" with 28 spline axles, big axle bearings, and disc brakes. popular early swap being the 1957-1959 Ford for the 1965/1966 Mustang. 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. This combined with easy assembly makes it popular for fine-tuning a rear gear for any particular application. The Ford Mustang and Thunderbird used this style for a few model years. It's uncertain if this E
socket size and 7/16" fine thread. Only the N-series cases are made out of the stronger, more desirable, nodular iron. Here are the internal sides of the same three units. All of the 8-inch case nuts can be accessed with a socket. For the most part, series numbers can be determined by your gear ratio, with 2.73 and lower rearend gear ratios falling in the 2-Series, 3.08 to 3.90 rearend gear ratios falling in the 3-Series, and 4.10 and higher rearend gear ratios falling in the 4-Series. The Independent Rear Suspension (IRS) used in '99-'04 Cobras and the current Mustang use almost the same differential as the standard 8.8. Visit the RV & Trailer Towing Guides page on the Ford fleet website. Dana 50 - Ford Front Dana 60 - Standard or Reverse Rotation Ring Gear Diameter: 9" / 229mm Ring Gear Diameter: 9.75" / 248mm Pinion Diameter / Spline: 1.375" / 26 Pinion Diameter / Spline: 1.625" / 29 Ring Gear Bolts: (10) 7/16"x20 RH Ring Gear Bolts: (12) 1/2"x18 RH Cover Bolts: 10 Cover Bolts: 10 Carrier Breaks: None Carrier Breaks: 4.10 / 4.56 GM F-Body Complete 9" Rear End Packages. Centers: 1957 - no dimples, flat center band up the center of the rear cover, bottom drain plug, 1958-1959 - two dimples on back of housing, flat center band, some had drain holes, 1960-1967 - two dimples, flat center band, oil level hole in back cover, 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, 28-spline axles cannot be shortened and resplined (they're tapered), 1972 and earlier 31-spline axles have the ability to be shortened, 1973 and later
I have a '50 Club Coupe and have experienced this first hand. If you know your axle tag number, simply go to the second table. About | Contact | Terms | Privacy. Ford 8 Ford 9: CLICK FOR MORE INFO. 1957 no dimples, flat center band up the center of the rear cover, bottom drain plug. This pinion shows excessive wear on the trunnion surface and should not be re-used. Performance Front & Rearends GM Vehicles A
The
289 Hipo cars.The N cases went with 31 spline centers and are for rugged
The fundamental difference between these axles is how the gears are supported and which end of the axle housing (front or back) that they are assembled from. You can then enter any term, such as Axle Ratio,to search the guide. "Pro" gears are designed specifically for drag racing. It is common to find a 9-inch in a old Falcon or
This additional bearing and, more importantly, the necessary casting support structure is what drives the larger hypoid offset. This combined with easy assembly makes it popular for fine-tuning a rear gear for any particular application. Ford 9.5 PRO GEAR* *PRO GEAR RATIO PART NO. "N Case" was no longer needed for passenger car/truck
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). 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 Your email address will not be published. other Ford Ranger enthusiasts. There are four versions of the nodular iron third members that were produced from the factory. 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. Standard Ford 9 inch gear sets are primarily used in street applications. (often referred to as a "POSI") came to be a popular option and
. Remember to locate the Safety Standard Certification label on the left side door post as you open the door. 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. 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. The other identification information, 9, as observed from the chart, indicates a 3.55 gear ratio of the Ford F-150. many half ton trucks continued to utilize the 9-inch (both 2 wheel & 4
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. A strong 9" with a nodular diff and 31 spline axles is fairly comparable in strength to a stock Dana 60 rear end. 6. Gross Vehicle Weight ( GVW ) would
Proceed to match the code with its corresponding Axle Ratio column on the table to find the ratio. With its 2.250-inch offset, the Ford 9 inch gears hypoid distance is greater than popular competitors, most of which are at 1.5 inches or even less. Ford 9 inch Gears. 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. Keep in
The transmission yokes are CNC machined to assure concentricity and balance for ideal driveshaft operation. 70's. Paint gmc dupont charts reference chart 1956 1959. Dec 1, 2011. This bearing is one of the reasons that the 9-inch has the reputation for being bulletproof. Discount is automatically applied. The last set of numbers is the vehicle plant code. Like the H in our case shows a car with a limited-slip differential. Vintage 1980 Yamaha Enticer Snowmobile Revival to Former Glory. Nine Inch Rear Axle. 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 . 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. Its called a 9 inch because the ring gear measures 9 inches. in cars and trucks. Find the word AXLE under the bar code. Here is an example to help you through. Info To Share? axleshafts. With so many better performing aftermarket options today, there is no reason to use these marginal brakes. Variations
N-case. It was required to repair a leaking weld. 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. We'll work to keep you motivated and informed and with industry news, product information and reviews, event coverage, and well-curated articles and stories intended to inspire and educate. duty.And believe it or not, they were also used in some FE equipped Ford
Axle code. The additional straddle mount pocket bearing provides additional support to the pinion head during high-torque events. 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. 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. as the Mustang. This is not a nodular unit. A metal axle tag is typically located on the driver-side front of the third member. There is a huge aftermarket support for this axle design. 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. can easily tell this is a 9-inch from the hump in the rear and (2)
Read this first! Ford trucks and cars from 1968 onwards are equipped with the Ford Axle codes, which are clearly indicated on the certification plate.
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