Rear Axle Kit With Yukon Dura Grip Positraction 31-Spline Mustang 4-Lug With 8.8" Rear End 1979-1993

CJ's Part Number:


  • 31 Spline 4-Lug C-Clip Axles
  • Dura Grip Posi-traction
  • Direct Fit Replacement
  • Bearings/Seals/Shims Included
MSRP $712.06
You save 15%

Rear 31-Spline Axle Kit with a Yukon Dura Grip Positraction Differential for all 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992 and 1993 4-Lug Mustangs with an 8.8" Rear End.

If your 1979-1993 4-Lug Mustang has an 8.8-inch rear end, then now is the time to upgrade that rear end with this Rear 31-Spline Axle Kit with a Yukon Dura Grip Positraction Differential from CJ Pony Parts!

Features and Benefits:
- Provides traction and strength
- Nodular case
- Forged 4320 internals
- Fully re-buildable Dura Grip
- Direct fit replacement

This kit includes high-quality rear axle shafts from Yukon Gear & Axle. It also includes a Yukon Dura Grip positraction differential that features a 4-spring, clutch-style limited slip which traces its roots back to the muscle car positractions of the 1960's. Yukon Dura Grips provide great traction and strength, without being too aggressive for street use. The Yukon Dura Grip uses a nodular case and forged 4320 internals for added strength along with composite clutches for high performance and long life. Yukon Dura Grips are fully re-buildable, allowing for repair or modification without the cost of purchasing a new unit.

Axle Kit Includes:
- Yukon 31 spline 4-lug c-clip rear axle shafts (2)
- Yukon 8.8" Dura Grip positraction differential
- Axle bearings and seals
- Carrier bearings and races
- Super Shim kit

Vehicle Fitment:
- 1979-1993 4-Lug Mustang with 8.8-Inch Rear End

California Residents: Proposition 65 Warning

Vehicle Fitment

This product will fit the following Mustang years:

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