The Yukon 4340 chromoly front axle kit is a direct-replacement set for 1977–1991 GM Dana 60 front applications with 30/35 splines, intended to provide a stronger, more durable axle than OE. Manufactured from high-tensile 4340 chromoly with cold-rolled splines and advanced heat treating, these axles resist wear under load. The kit includes inner and outer axles for both sides plus Yukon Super Joints and hardware for a complete installation.
Yukon Gear Front 4340 Chrome-Moly Replacement Axle Kit For 77-91 GM / Dana 60 w/ 30/35 Splines