2010 Ford Mustang Axle Information & Ratios
| Year |
Engine |
7.5 Rear |
8.8 Rear |
Axle
splines |
Type
axle |
|
| 1979-1985 |
ALL |
Yes |
7.5″ |
|
|
|
| 1986 – 2010 |
V8’s |
Yes |
8.8 |
|
|
|
| 1986 – 2010 |
4 & 6 Cylinder |
Yes |
7.5″ |
|
|
|
| 1999 – 2001 |
Cobras |
|
8.8 |
|
IRS |
|
| 2003 – 2004 |
Cobras |
|
8.8 |
|
IRS |
|
|
|
|
|
|
|
|
| 2011- 2015 |
All |
|
8.8 |
|
|
|
|
|
|
|
|
|
|
| 1979 – 2004 |
ALL |
28 spline axles |
|
|
|
|
| 2001, 2003, 2004 |
SVTs |
31 spline |
|
|
|
|
| 2005-2010 |
V6 |
28 spline |
|
|
|
|
| 2011-2015 |
V6 |
31 spline |
|
|
|
|
| 2005 – 2015 |
V8 |
31 spline |
|
|
|
|
|
|
|
|
|
|
|
Using the diagrams below, you can determine which size differential you have. Notice that the 8.8 is square and the 7.5 has a flat top and round sides.
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