Yukon Complete Gear and Kit Package for Jeep Wrangler JL (Non-Rubicon)

Yukon Gear Kits combine all the parts you need for your re-gear project. It delivers front and rear ring and pinion gear sets and the proper Yukon Master Overhaul Kits in one single part number. Yukon Gear & Axle high-performance ring and pinion gear sets are the benchmark of quality in the automotive gear industry. Yukon engineers use state-of-the art design, advanced heat-treating techniques, and leading-edge quality testing processes to ensure the structure and surface finish meet exacting specifications and quality standards. These kits contain the gears, bearings, and all the small parts needed to fully rebuild your differential(s) and come in ratios from 3.73 to 5.38. Yukon offers its Y.E.S. Plan, a lifetime, comprehensive, no-questions-asked protection plan covering your gear set kit for as long as you own your vehicle._x000D_ _x000D_ If you are thinking about increasing tire size, looking for more towing power, enhancing off-road prowess, or just replacing worn gears, these convenient combo kits have everything your vehicle will need. Save money and time by letting Yukon pair the right high-quality gears with most comprehensive installation kits you can buy, all with one simple mouse click.

• Gear and Kit Package for Dana 44 Rear, Dana 30 Front
• Yukon products are built to the highest standards
• Engineered using state-of-the-art design software
• Manufactured for dependable performance
• Available in 3.73,4.11,4.56 Gear Ratio

Compatible Differentials

• Dana 30 / 186mm Front, Jeep JL
• Dana 44/ 220mm Rear, Jeep JL

New Gear Break-In Guidelines

All new gear sets require a break-in period to prevent overheating damage. Overloading or Overheating will break down the gear oil, which will cause the ring and pinion to fail.

• Avoid heavy accelerating during the break in process
• Keep the vehicle under 60 MPH for the first 100 miles
• Drive 15 to 20 miles, stop let differential cool before proceeding
• Repeat the 10-15 minute drive and cooling off period 2-3 times
• Drive at least 500 miles before towing. First towing should be less than 15 miles, then let cool before proceeding
• Change Gear Oil after the 500 mile break-in, this removes metal particles and phosphate coating from the gear set during the break-in period.
• Improper Break-in can be determined through Inspection and wil Void Warranty Claims

Gear Oil
Recommended Gear Oil is an 80W-90/85W-140, non-synthetic, GL5 grade or higher, Name Brand Oil. 

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Warranty Information

Warranty against manufacturing defects for 1 year from Yukon. Yukon Warranty Policy -Click Here

Manufacturer Part No : 

3.73 : YGK076

4.11 : YGK077

4.56: YGK078