Posi Traction Differential/Ring & Pinion Kit for GM Truck 12-Bolt, [3.73 Ratio]

• GM Truck
• Includes:
  • Posi Traction Differential 12-Bolt, 30-Spline
  • 12-Bolt Truck Ring & Pinion
  • Complete Differential Installation Kit
  • Gear Oil
  • (1) 4oz Bottle Limited Slip Additive

Improve Traction for Your Front or Rear Differential

Bully Posi Traction Limited-Slip Differentials combine an Exclusive Yellow 4-Spring Pack and Raybestos composite clutches for better traction and more controlled power transfer. The precision engineered internal gears are cut from forged SAE 4320 steel to provide stronger teeth, longevity and a smoother ride. These fully rebuildable units are assembled in the USA with state-of-the-art technology and real-world testing for superior control on the road.