Recommended Gearing By Tire Size
Gear ratio suggestions are based on mixed highway and off-road usage. Please contact a Currie representative at (714) 528-6957 if you have any questions.
Currie Legacy Gears for the 2018 and newer Jeep Wrangler JL are forged from 8620 alloy steel for the greatest strength, precision machined for exact factory fit and quiet operation. All Currie Legacy gears are CNC lapped for reduced friction and provide quiet operation, with additional attention to detail of hand dressing each gear to eliminate any possible burrs on gear tooth edges to improve the break-in process.
Equipped with Dana 30 Front or Dana 44 AdvanTEK® Front/Rear
High-performance full-synthetic 75W-140, GL-5 gear oil designed specifically for the requirements of 4x4 Jeeps and trucks. Currie 4x4 Performance Gear Oil provides maximum shear stability and extreme pressure protection with a superior inhibitor package that protects against rust, corrosion and foaming.