USA Standard Gear performance axles are constructed from high-tensile strength 4340 chromoly, use superior manufacturing methods, and feature advanced heat-treating technologies to create an axle of unparalleled quality and durability.
USA Standard 4340CM Axle Kit For 79-87 GM Truck & Blazer / GM 8.5in / 30 Spline w/Super Joints
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Super Joints are high-maintenance items and not recommended for daily driven vehicles.
USA Standard Gear Chromoly Front Axle Kit, GM 8.5”, 19/30 Spline, w/Super Joints
GM 8.5" 30spl FRONT AXLE KIT, w/ Super-Joint, 79&UP 1/2TON TRK & BLAZER (ASSM_REQ)
Drive Axle Shaft Assembly
Axle Kit - Front
ZA W24124
