What rear end does my F150 have?
How Do I Find the Axle Ratio and Limited Slip of My Ford Vehicle?
- Locate the Safety Compliance Certification Label on the driver’s side front or rear door panel.
- Find the word AXLE under the bar code.
- Find the two-digit code under AXLE.
What size is my F150 rear end?
Measure the diameter of the ring gear. This measurement equals the size of your rear end. Count how many bolts are on the inspection cover. If you have 10 bolts, then your Ford has a 7.5-inch or an 8.8-inch rear end.
What is the difference between Ford 8.8 and 9.75 rear end?
While the Super 8.8’s cover has a bulge for the ring gear, it’s not anywhere near as pronounced as the 9.75’s. Once you know what to look for, it’s pretty simple to tell the two rear ends apart. You’ll just have to throw on your reading glasses and take a look under your truck to figure out the difference.
How do I know if my F150 has a limited slip differential?
Locate the axle identification tag on the rear axle on the differential cover bolt in the 12 o’clock position. The number in the lower left-hand corner is the gear ratio, for example, “3.08.” If the number has an “L” in it, for example, “3L08,” it is a limited-slip axle.
How do I know what rear differential I have?
Without an ID tag, differentials are identified by the number of cover bolts, the distinctive shape of the cover, the number of ring gear bolts, and ring gear diameter. They can also be identified by whether the center section is an integral or dropout design.
How do I know my rear differential size?
Measure the ring gear diameter. The ring gear is the largest gear inside the differential housing and normally faces the driver’s-side rear wheel. Using a tape measure or machinist’s ruler, measure the ring gear diameter. This identifies the differential — a Ford 9-inch or GM 7.5-inch — for example.
Is Ford 9.75 a Dana 60?
The 9.75 is a new kid on the Ford axle block. It debuted in 1997 and found a place in Ford’s uprated-capacity 1/2-tons….How To Build Ford’s 9.75 Axle.
| SPECIFICATIONS | ||
|---|---|---|
| Ford 9.75 Semi Float vs Dana 60 Semi Float | ||
| Axle | 9.75 | Dana 60 |
| Ring gear dia. | 9.75 | 9.75 |
| Pinion shaft dia. | 1.970 | 1.625 |