GM 12 BOLT 3.73 30 SPLINE TRUTRAC

Brand New Detroit Speed GM 12-Bolt - 30 Spline TrueTrac Differential - 3.73 Ratio - 1350 Yoke with U-Bolts (Part #91-10003)

Detroit Speed's GM 12-Bolt rear gear assemblies use our championship winning build procedures and attention to detail. All parts are individually inspected, and hand deburred for quality assurance. We only use the highest quality parts to produce a product that meets our standards.

• ARP Ring Gear Bolts