SKU: MOTGM10BI-30
UPC: 698231020326
MPN: GM10BI-30
The Motive Gear GM Open 8.5 Rear 30 Spline Spider Gears are designed for builders and enthusiasts looking to upgrade GM 8.5-inch rear differentials for performance or heavy-duty applications. These spider gears are essential components within the differential carrier, transferring rotational force from the ring gear to the rear axles while allowing for independent wheel speed during cornering.
Manufactured from heat-treated alloy steel, these spider gears provide fatigue resistance and maintain consistent gear mesh geometry, which is crucial for smooth operation under load. The precisely machined spline engagement minimizes backlash and premature wear, while the robust material composition is designed to handle shock loads from hard launches and off-road impacts.
These spider gears are particularly beneficial for technicians and DIY rebuilders working on Chevrolet, GMC, and Pontiac trucks and performance vehicles. While they are compatible with GM 8.5-inch rear differentials, users should verify specific application requirements to ensure proper fitment and performance.
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