5W9F35 - 9" Ford 35 Spline WAVETRAC (Manufacture # 56.309.178WK)

  • 5W9F35 - Ford 9" 35 Spline WAVETRAC (Manufacture # 56.309.178WK)


9" Ford
35 Spline
*Requires Aftermarket 3.250" Case
Mfg. # 56.309.178WK


Wavetrac®: Designed from a clean sheet using state-of-the-art knowledge and engineering to be a better differential than any other. It uses a patented design to improve grip in low traction conditions.

Wavetrac®: Gives you quicker acceleration and faster cornering by driving both drive wheels instead of just one. And, it offers improved no-load performance when compared to other helical gear differentials on the market.


• Innovative:
Patented Wavetrac® design automatically improves grip in low traction conditions. This feature is truly innovative and unlike any other torque biasing diff design.
• Superior Materials:
9310 steel gears run in case-hardened billet or forged steel bodies. ARP® fasteners used throughout.
• Maintenance Free:
As supplied new, the Wavetrac® differential will perform a lifetime of service without maintenance or rebuilds.
• Customizable:
If desired, you can alter the diff’s behavior to suit your needs using optional components.
• Limited LIFETIME Warranty:
All Wavetrac® differentials include a transferable, Limited Lifetime Warranty.