Jeep XJ Axle Kit - Front - Yukon Gear & Axle - 4340 Chromoly + Grizzly Locker - `84-`06 is a complete front axle solution for off-road enthusiasts looking to upgrade durability and traction. This kit pairs 4340 chromoly axles with a Yukon Grizzly locker and includes the hardware needed for installation.

Built from high-tensile 4340 chromoly with cold roll formed splines and advanced induction heat treating, these axles are designed for strength and longevity under heavy use. The kit is assembled to fit Dana 30 front differentials commonly used in Jeep XJ, YJ, TJ and ZJ applications and includes components to replace both inner and outer shafts. Yukon’s Grizzly locker provides selectable automatic locking for improved traction when needed and the kit includes 1310-series U-joints and a vacuum disconnect block-off for vehicles with vacuum hubs.

Features

• 4340 chromoly inner and outer axle shafts (30-spline inner, 27-spline outer)
• Cold roll formed splines and induction coil heat treated
• Yukon Grizzly locker (fits 3.73 gear ratio and up)
• Includes two Spicer/1310 U-joints, carrier bearings and races
• Vacuum disconnect block-off kit and installation hardware included

If you have questions or need fitment help, call us directly — we’re happy to assist. We have installation and customization services at two locations: Austin, Texas and Los Angeles, California. Call Austin: 512-982-9393 or Los Angeles: 562-981-6800. If you’re considering multiple items, contact us for shipping discounts. We install on premises at both locations.

CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov