Yukon Alloy rear axle is a reinforced replacement for 12-bolt GM trucks with two-wheel drive from 1970–1981, constructed from quality alloys with heat treatment to improve strength over stock. This axle fits 1970–1981 GM 12-bolt 2WD trucks, measures 31 7/16" long and uses a 30-spline shaft with a 5-lug wheel pattern, making it a straightforward direct-fit option for vintage GM truck repairs or upgrades.
Yukon Gear 1541H Alloy 5 Lug Rear Axle For 71-81 GM 12T 2Wd