Upgrade your vehicle's performance with the Ring & Pinion GM 8.5 3.42 gear set from ALLSTAR PERFORMANCE. This high-quality differential part features a 3.42 ratio and a 30 spline pinion for optimum power transfer. Designed for GM 10-Bolt applications,...

Upgrade your vehicle's performance with the top-quality Ring & Pinion GM 8.5 3.73 by ALLSTAR PERFORMANCE. This kit features a 3.73 ratio for optimal power and efficiency. The 30 spline pinion ensures durability and reliability, making it perfect for GM...

Ring and Pinion - 4.10 Ratio - 30 Spline Pinion - 8.5 in - GM 10-Bolt - Kit

Upgrade your vehicle's performance with the Ring & Pinion GM 8.5 4.56 gear set by ALLSTAR PERFORMANCE. This high-quality differential gear set features a 4.56 ratio and 30 spline pinion for optimal power and torque distribution. Designed for GM 10-Bolt...

Upgrade your vehicle's performance with the Ring & Pinion GM 8.5/8.6 3.42 Ratio by MOTIVE GEAR. This high-quality kit features a 3.42 ratio, perfect for optimal power and efficiency. With a 30 spline pinion and designed for 8.5 / 8.6-inch GM 10-Bolt...

Ring and Pinion - 3.73 Ratio - 30 Spline Pinion - 8.875 in - GM 12-Bolt - Kit