Yukon Gear Front 4340 Chrome-Moly Axle Kit For 79-87 GM 8.5in 1/2 Ton Truck and Blazer w/ 30 Splines Fabrication>Coolant Fill Necks You get one ton strength

You get one ton strength without any modifications to your steering knuckles

100% recyclable

The JT Enforcer kits are specifically designed and engineered to lift your JL and maintain a performance spring rate

Replaces OE A-1154

Looking for performance on and off the trail

Yukon Gear Front 4340 Chrome-Moly Axle Kit For 79-87 GM 8.5in 1/2 Ton Truck and Blazer w/ 30 Splines Fabrication>Coolant Fill Necks You get one ton strengthYukon front 4340 Chrome Moly axle kit for '79 '87 GM 8. 5" 1 2 ton truck and Blazer with 30 splines. Yukon 4340 Chrome Moly axles provide up to 50% increased strength over stock axles for use in extreme performance applications with large tires and high horsepower. Yukon's 4340 axles are manufactured using the latest technologies and the highest quality materials to ensure high strength and long life. This kit comes with inner & outer axles for both