1989 1990 GMC Jimmy 8.5 Inch 10 Bolt 30 Spline Posi Rear Axle Differential 913A481

Includes:
8.5" 10-Bolt Posi Differential Assembly, 30-Spline Shaft, Gear Ratio 2.73 & Up

Fits Models:
GMC Jimmy, GMC Yukon

Model Years:
1989 - 1990

Submodels:
All Available

Engine Options:
All Available Engines

Description:
OEM-specification 8.5" 10-bolt posi differential with 30-spline shaft for 1989-1990 GMC Jimmy and Yukon models. This premium rear axle differential assembly features a 2.73 gear ratio and higher compatibility, engineered to factory specifications for perfect fitment. Built from durable, anti-rust metal construction with stable performance and high reliability. Designed as a direct replacement for damaged or worn differentials. Features positive traction for improved handling and off-road capability. Part number 913A481.

Features:
¥ OEM factory-specification design for perfect fitment
¥ 8.5" diameter, 10-bolt configuration with 30-spline engagement
¥ Durable metal construction with anti-rust protection
¥ Direct replacement for damaged differentials
¥ Enhanced traction for improved handling and performance
¥ Gear ratio 2.73 and numerically higher compatible
¥ High reliability and stable operation