Wavetrac 56.309.186WK Ford 8.8" 31 Spline Differential (IRS)

***THE MANUFACTURE ONLY RECOMMENDS THE FOLLOWING AFTERMARKET DIFFERENTIAL FLUID:

75W90 Motul Gear 300 (100118)
75W140 Motul Gear Competition (101161)

**THE WAVETRAC IS THE ONLY TORSIONAL DIFFERENTIAL MANUFACTURED THAT WORKS IN NO OR NEAR NO-LOAD CONDITIONS!

Product Description
THE WAVETRAC® AT A GLANCE:

• 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 steel bodies. ARP® fasteners used throughout.

• Maintenance Free:As supplied new, the Wavetrac® differential will perform a lifetime of service without maintenance or rebuilds.

• Limited LIFETIME Warranty:All Wavetrac® differentials include a transferable, Limited Lifetime Warranty.

NOTE: 1999 Cobra required to swap to 31 spine CV's if using a 31 spline differential is desired. 1999 Cobra's are OEM equipped with 28 spline CV's.