Eaton Helical Gear Limited Slip Differential

1994–2010 Dodge Ram 1500, 1994–2000 Dodge Ram 2500, 1994–2010 Dodge Viper, 1997–2010 Dodge Dakota, 1998–2009 Dodge Durango, 2003–2005 Dodge Neon SRT-4, 2003–2010 Dodge Viper SRT-10, 2004–2006 Dodge Ram 1500 SRT-10, 2005–2010 Chrysler 300, 2005–2008 Dodge Magnum, 2006–2010 Dodge Charger, 2008–2010 Dodge Challenger

913A368

Overview:

The Eaton Helical Gear Limited Slip Detroit Truetrac Differential is a premium rear differential designed to enhance traction and vehicle handling for a wide range of Dodge and Chrysler models from 1994 to 2010. Utilizing advanced helical gear technology, this limited-slip differential automatically distributes torque to the wheel with the most grip, improving acceleration and cornering stability without the need for driver intervention.

Ideal for enthusiasts and daily drivers alike, the Detroit Truetrac offers maintenance-free operation with smooth, quiet performance in both forward and reverse directions. Its robust design ensures durability under demanding driving conditions, making it a reliable upgrade for trucks, muscle cars, and performance vehicles within its extensive fitment range.

Key Features:

Engineered for maximum traction and seamless operation, the Detroit Truetrac differential delivers superior performance without the complexity of traditional clutch-type limited-slip differentials.

• Helical gear design provides smooth, automatic torque biasing for improved traction
• Maintenance-free operation—no special lubrication or friction modifiers required
• Optimized torque bias ratios enhance acceleration and handling characteristics
• Durable construction ensures long-lasting, quiet performance
• Works effectively in both forward and reverse driving conditions
• Fits rear axle applications with 31 spline axle shafts and 1.32-inch diameter
• Compatible with ring gear pinion ratios ranging from 2.76 to 4.56
• Automatic engagement eliminates the need for driver input
• Ideal for a wide variety of Dodge and Chrysler vehicles, including trucks, muscle cars, and SUVs

Construction & Design:

The Detroit Truetrac differential features precision-machined helical gears crafted from high-strength alloy steel, delivering exceptional durability and resistance to wear. Its gear-driven design replaces traditional clutch packs, reducing maintenance requirements and eliminating common issues such as chatter and premature wear.

Engineered for quiet operation, the helical gears mesh smoothly to provide consistent torque transfer without harsh engagement. The robust housing and internal components are designed to withstand the rigors of both street and performance driving, ensuring reliable traction under various road and weather conditions.

Installation & Fitment:

This Eaton Detroit Truetrac differential is a direct-fit replacement for the rear axle on numerous Dodge and Chrysler models equipped with 31 spline axle shafts. Installation typically requires standard differential service procedures and can be completed by professional mechanics or experienced enthusiasts. No modifications to the vehicle’s drivetrain are necessary, preserving factory reliability and ease of maintenance.

Compatible with a broad range of vehicles including Dodge Ram 1500 (1994–2010), Dodge Ram 2500 (1994–2000), Dodge Viper (1994–2010), Dodge Dakota (1997–2010), Dodge Durango (1998–2009), Dodge Neon SRT-4 (2003–2005), Chrysler 300 (2005–2010), Dodge Magnum (2005–2008), Dodge Charger (2006–2010), and Dodge Challenger (2008–2010).

What's Included:

• Eaton Detroit Truetrac Helical Gear Limited Slip Differential assembly
• Installation instructions
• Warranty information

Ideal For:

This differential is perfect for drivers seeking enhanced traction and improved handling without the hassle of maintenance-intensive limited-slip units. It suits performance enthusiasts upgrading muscle cars like the Dodge Charger and Challenger, truck owners requiring better traction in their Dodge Ram or Dakota, and daily drivers who want a reliable, maintenance-free solution for improved drivability in various conditions.

Eaton produces well-known performance drivetrain solutions—especially differentials and supporting install components—designed to help put power down more effectively. Eaton is also recognized for performance automotive supercharger technology (including TVS systems) used in various high-performance applications where consistent airflow and traction are critical.