Jeep Wrangler TJ & JK 97-17 Eaton Detroit Truetrac LSD For Rear Dana 44

The Eaton Detroit Truetrac 913A589 is a helical-gear style limited-slip differential designed for Dana 44 rear axles with 30-spline shafts. It's compatible with 1997-2006 Jeep Wrangler TJ and 2007-2018 Jeep Wrangler JK models (excluding Rubicon editions). For TJ models, it's suitable with gear ratios of 3.73 and numerically lower, while for JK models, it accommodates all gear ratios Key Features: Enhanced Traction: Automatically transfers torque to the wheel with better traction, improving off-road performance.​ Maintenance-Free Operation: Utilizes helical gears instead of clutch packs, ensuring smooth and quiet functionality without the need for special lubricants or friction modifiers.​ Durable Construction: Built to withstand demanding driving conditions, making it suitable for both daily driving and off-road adventures. General specifications Product Name: Eaton Detroit Truetrac Differential Catalog Number: 913A589 Product Weight: 24.39 lb Catalog Notes: For use with non-thick ring gears only. Product specifications Ring gear ratio: 3.73 & dn Gear spline tooth count: 30 EA Axle shaft diameter: 1.31 in Ring gear size: 8.5 in Differential type: Limited Slip (LSD) Vehicle usage Off-Road: Rock Crawl Off-Road: Light Trail / Sand Sports On Road: Restoration Off-Road: Work Truck / Towing On Road: Work Truck / Towing On Road: Circle Track On Road: Street and Muscle Off-Road: Extreme Off-Road On Road: Drag Racing Warranty of 6 months was set as of 1/06/2025