GM 12 Bolt 3.08 / 30 Spline Truetrac


GM 12 Bolt 3.08 / 30 Spline Truetrac

SKU: 91-10001 Category:


GearFX’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.

GearFX 12-Bolt Differentials Feature:

• High Performance Pinion Yoke
• U-joint Bolt Kit
• Premium Pinion Seal
• Genuine TIMKEN Bearings
• Solid Pinion Preload Spacer
• Eaton TrueTrac in 30 or 33 splines
• Premium Ring and Pinion
• ARP Ring Gear Bolts

  • GM 12 Bolt Heavy Duty Aluminum Rear Cover
  • Professionally assembled


Note: Add REM Isotopic Surface Finishing to the ring and pinion to increase performance, durability and trouble-free operation.