USA Standard Gear Standard Spider Gear Set For GM 8.5in / 28 Spline

If you're working on the differential of a GM vehicle with an 8.5-inch ring gear and 28-spline axles, this USA Standard Gear spider gear set is what you need. This kit replaces the gears inside your differential that allow your wheels to turn at different speeds when you're going around corners. It's a well-built set designed to get your drivetrain back to proper working order.

This kit includes all the essential pieces for a complete replacement: two side gears, two pinion gears, the cross pin shaft, a cross pin bolt, and the spider gear thrust washers. USA Standard Gear uses quality materials and manufacturing techniques to ensure this set lasts. It's a solid option for rebuilding or repairing your GM 8.5-inch differential.

This spider gear set fits a wide range of GM vehicles, including many Chevrolet Caprice, Buick Regal, and GMC C1500 models from the 1970s through the 1990s. Always double-check your specific vehicle's differential size and spline count to ensure compatibility.