Yukon Gear & Axle YGD30JL-373R Dana 30 3.73 Ratio Ring and Pinion Gear Set for Jeep JL

The Yukon Gear YGD30JL-373R is a high-performance 3.73 ratio ring and pinion gear set designed for the Dana 30 (M186) reverse rotation front axle in Jeep Wrangler JL models with 24-spline pinion configuration. This gear set is essential for restoring lost power and fuel economy when upgrading to larger tires or improving off-road performance.

Key Features:

• Manufactured from high-grade steel for maximum strength and durability
• Advanced heat-treating techniques and leading-edge quality testing processes ensure exacting specifications
• Precision gear tooth surface finish reduces friction and heat for long races and high-torque conditions
• Backed by 2 in-house quality labs to ensure superior quality
• Ideal for street, off-road, and racing applications
• 3.73:1 gear ratio optimizes performance with larger tire sizes
• 24-spline pinion configuration for JL front axles

Benefits of Re-Gearing:

• Regain lost acceleration, performance, and fuel economy from larger tire upgrades
• Restore proper engine RPM range for optimal power delivery
• Reduce transmission strain and improve drivability
• Better performance for towing and off-road crawling

Yukon offers its Y.E.S. Plan, a lifetime, comprehensive, no-questions-asked protection plan covering your gear set for as long as you own your vehicle. All Yukon ring and pinion sets come standard with a one-year warranty. Professional installation is strongly recommended due to the complexity of differential setup and the need for proper shimming, bearing preload, and gear pattern verification.