Eaton Detroit Locker Differential 27 Spline Rear 8.375in: Jeep Grand Cherokee (93-96) / Dodge Viper (94-96) / Jeep Wrangler (94-95)

Eaton Detroit Locker Differential

1993–1996 Jeep Grand Cherokee / 1994–1996 Dodge Viper / 1994–1995 Jeep Wrangler

187C151A

Overview:

The Eaton Detroit Locker Differential is a legendary performance upgrade designed to maximize traction and durability in demanding driving conditions. Renowned for revolutionizing the differential market, the Detroit Locker remains the industry leader under the trusted Eaton brand. This locking differential delivers 100% of the torque to both rear drive wheels, ensuring superior traction whether you’re tackling off-road trails, slippery snow, rocky terrain, or high-performance track environments.

Engineered for drivers who demand uncompromising reliability and enhanced vehicle control, the Detroit Locker is ideal for Jeep Grand Cherokee, Dodge Viper, and Jeep Wrangler owners looking to improve their vehicle’s drivetrain performance without sacrificing everyday drivability.

Key Features:

Built to provide maximum traction and dependable performance, the Eaton Detroit Locker Differential offers the following key features:

• 100% torque delivery to both rear wheels for superior traction
• Automatic locking mechanism that keeps both wheels engaged during acceleration
• Allows wheel speed differentiation when necessary for smooth turning
• Compatible with 27 spline axle shafts and 1.17-inch axle shaft diameter
• Designed for rear 8.375-inch ring gear housings with 2.73 and up ring gear pinion ratios
• Extensively tested and proven in extreme off-road and racing conditions
• Durable construction engineered to withstand harsh environments and heavy loads
• Available for C-Clip style axles, expanding compatibility
• Trusted by professional racers and off-road enthusiasts worldwide

Construction & Design:

The Detroit Locker Differential is precision-engineered using high-strength materials to ensure long-lasting durability and reliable performance. Its robust internal locking mechanism is designed to engage and disengage automatically, providing full traction when needed while allowing smooth differentiation during turns. The differential’s components are manufactured to exacting standards, ensuring a perfect fit and optimal operation within the specified axle housing dimensions.

Its rugged design makes it ideal for vehicles subjected to extreme torque loads and challenging terrain, maintaining performance without compromise. Eaton’s commitment to quality ensures that each Detroit Locker is built to withstand the rigors of both daily driving and intense off-road use.

Installation & Fitment:

The Eaton Detroit Locker Differential is a direct-fit replacement for compatible Jeep Grand Cherokee (1993–1996), Dodge Viper (1994–1996), and Jeep Wrangler (1994–1995) rear axles with 27 spline shafts and 8.375-inch ring gear housings. Installation requires standard differential service procedures and should be performed by a qualified technician to ensure proper setup and preload adjustments.

No major modifications are necessary, making it a straightforward upgrade for enthusiasts seeking enhanced traction and durability. Proper installation guarantees optimal performance and longevity of the differential.

What's Included:

• Eaton Detroit Locker Differential assembly
• Installation instructions
• Warranty information

Ideal For:

• Off-road enthusiasts seeking maximum traction in challenging terrain
• Performance drivers requiring reliable torque delivery on the track
• Owners of Jeep Grand Cherokee, Dodge Viper, and Jeep Wrangler models within the specified years
• Anyone looking to upgrade from an open differential to a durable locking differential
• Professional racers and serious off-road adventurers demanding proven drivetrain components