What Rear End Is In My Mustang?

Every version and model of the Mustang from 2011 to the current 2022 Mustang received an 8.8 rear end.

What Mustang has a 7.5 rear end?

All ’79-85 Mustangs featured the 7.5 rear ends.

What kind of differential does a Mustang have?

The majority of Mustangs come equipped with a limited-slip type differential called Traction-Lok from Ford. A limited slip differential maintains traction by “sensing” when one wheel is slipping, locking the wheels together and thereby redirecting greater torque to the non-slipping wheel.

How do I know what gear my rear end is?

Count the number of teeth on the pinion gear and count the number of teeth on the ring gear. Divide the ring gear teeth number by the number of teeth on the pinion. The result is your gear ratio.

What Ford came with a 8.8 rear end?

8.8 IRS (Independent Rear Suspension)
The 8.8 IRS first saw use in the 1989 model year Ford Thunderbird and later Ford adapted independent suspension to its 3rd generation Explorer and 2nd generation Expedition SUVs. The Mustang first used the 8.8 IRS on 1999-2004 Cobra models.

How do I know what Ford Diff I have?

The most accurate differential identification is provided by the bottom line of the tag number or axle tube stamp. Differential tags can easily be used to identify Dana and Ford differentials.

How do I know if I have an 8.8 or 9.75 rear end?

Also you can tell by the diff cover shape. There’s pictures online. Basically if it’s symmetrical then it’s the 8.8. If it’s tapered on one side it’s the 9.75.

How rare is a 7 Up Mustang?

Of the 5,000 planned, 4,103 were actually produced. 2,743 of those had an automatic, which meant 1,360 were accompanied by our friend Manuel Transmisen. That transmission means today’s Rare Ride is the rarest 7UP of all.

How strong is a 8.8 rear end?

This rearend is lighter than a 9-inch and is as strong as a 12-bolt (except for the axles), and many Mustangs came from the factory with Traction-Lok limited-slip differentials.

Do all Mustangs have limited-slip differential?

Modern Mustangs come with some version of a limited-slip differential, but this hasn’t always been the case. Older Mustangs often came with open differentials, which can lose traction in slippery conditions.

What year Mustangs have limited-slip differential?

We offer Limited Slip Differentials for any 1979 – 2014 Mustang. So replace your worn out rear differential today.

Are 3.73 or 4.10 gears better?

3.73 VS 4.10 Ratio

How can you tell if you have 3.73 gears?

So an easy way to determine your actual gear ratio is to check the tag attached to the differential cover by the cover bolts. On the tag there should be some numbering such as 3.54 or 3.73, either of those numbers will give you the stock axle ratio.

Are 3.73 gears good?

They were terrible for the powerband of the V10, which is very high. The 3.73 gears kept the engine OUT of the powerband more often than in it and it made for a miserable towing experience and poor fuel mileage. I switch to a 5.13 gear set and found 1 more mpg when towing and had much better towing performance overall.

When did Mustang go to IRS?

Which Mustangs Use IRS? Mustangs that are 2015 model year and newer use independent rear suspension. The aforementioned 1999-2004 Cobra Mustangs use IRS as well. While some enthusiasts decry the move away from a solid rear axle, it represented an important shift for the Mustang moving into the modern era.

Is the Ford 8.8 a good axle?

Although not serving up the same beef as the respected Ford 9-inch, the slightly smaller 8.8-inch has held its own as a good medium-duty wheeling axle, especially when used on lighter rigs. The axleshafts have been available in 28- and 31-spline counts.

Is a Ford 8.8 rear end good for drag racing?

Ford rear ends have an excellent reputation among drag racers and hot rod builders alike for being able to handle huge amounts of torque without any worries about reliability.

What kind of rear differential do I have?

The easiest way to tell if you have an open differential is to jack up the car and spin one of the rear tires. If the other wheel spins in the opposite direction, you have an open differential. If it spins in the same direction, you have a limited slip differential, or LSD.

What year did the 8.8 rear end come out?

First appearing in 1977, the 8.8 is found in almost all Ford V8 cars from ’86 on, and in V6 Rangers and Explorers. There are 24 different Fords that offered the 8.8 rear axle.

What is a Ford Super 8.8 differential?

The super 8.8 is the latest advancement of the classic 8.8″ differential from ford. It was released on the S550, 2015+ mustang. The original design was released in the 1980’s as a solid axle and revised over the years with the same generic setup evolving into the popular 8.8-IRS in the late 1990’s.

How do I identify a Ford 8.8 axle?

A Ford identifying tag is attached to one of the rear cover bolts. The four-letter code on the top right of the tag will be a dead giveaway as to whether you have found an 8.8-inch axle.