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The Yukon 4340 chromoly rear replacement axle kit is built for heavy-duty Dana Spicer 60/70/80 applications and features 35 splines. It is a cut-to-length design for 37"–39.5" applications and uses an 8 x 3.96" bolt pattern. Constructed from high-tensile 4340 chromoly with cold-rolled splines and advanced heat treating for enhanced strength and durability.
Yukon Gear Rear 4340 Chrome-Moly Replacement Axle Kit For D60/D70/D80 w/ 35 Splines 37in-39.5in
