Eaton Truetrac Limited Slip Differential (MPN: 915A387)

Advanced helical gear design for superior traction and performance.

The Eaton Truetrac Limited Slip Differential is a leading solution for enhancing traction in various vehicle applications. Engineered with a patented design featuring parallel axis, planetary helical gears, this differential ensures a smooth and quiet automatic division of torque, making it virtually unnoticed during operation. It is particularly effective in transferring power to the wheel with the highest traction, especially in challenging conditions such as wet, muddy, or icy terrains.

Designed for both front and rear axles, the Truetrac differential operates efficiently across a range of axle configurations, including C-clip, full-float, semi-float, and snap-ring styles. Its ability to limit wheel spin-out significantly improves handling and stability, making it suitable for road racing, off-road competition, emergency vehicles, motor homes, and commercial trucks. The Truetrac performs like an open differential under normal driving conditions, providing versatility and reliability.

With a spline count of 35 and compatibility with Dana 60 axles, the Truetrac is built from durable steel, ensuring longevity and performance. It is designed to transfer up to 3.5 times more torque to the wheel with the most traction, responding instantly to torque feedback for optimal performance at any speed. The Eaton Truetrac Limited Slip Differential is a proven choice for those seeking effective performance and reliability in their vehicle's drivetrain.

Features

• Patented Design Of Parallel Axis, Planetary Helical Gears - Provides A Smooth And Quiet Automatic Division Of Torque
• Improved Traction Relative To Other Rear-Wheel And Four-Wheel-Drive Vehicles
• Proven Design, Low Cost And Effective Performance All Make The Truetrac Limited-Slip Differential The Ideal Choice For A Wide Variety Of Vehicle Applications
• Limits Wheel Spin-Out And Improves Handling
• Under Normal Driving Conditions, Truetrac Performs Like An Open Differential
• Most Designs Are Engineered To Transfer Up To 3.5 Times More Torque To High Traction Wheel
• Limited-Slip Differential Responds Instantly To Torque Feedback, Providing Needed Traction, Anytime, At Any Speed

Specifications

• Manufacturer: Eaton TCPD
• Manufacturer Part Number: 915A387
• Axle Model: Dana 60
• Type: Limited Slip
• Spline Count: 35
• Gear Ratio: 4.10 And Down
• Material: Steel
• Journal Size: 1-1/2 Inch

Compatibility / Fit

• 1977-1986 Chevrolet K30
• 1987-1987 Chevrolet V30
• 1974-1993 Dodge Ramcharger
• 1975-1977 Dodge W100
• 1986-1989 Dodge W100
• 1971-1974 Dodge W100 Pickup
• 1977-1993 Dodge W150
• 1975-1980 Dodge W200
• 1971-1974 Dodge W200 Pickup
• 1981-1993 Dodge W250
• 1975-1980 Dodge W300
• 1971-1974 Dodge W300 Pickup
• 1979-1996 Ford Bronco
• 1997-1999 Ford E-250 Econoline
• 2003-2005 Ford E-350 Club Wagon
• 1986-1998 Ford E-350 Econoline
• 1986-2002 Ford E-350 Econoline Club Wagon
• 2004-2005 Ford E-350 Super Duty
• 2003-2005 Ford E-450 Super Duty
• 2007-2007 Ford E-450 Super Duty
• 2000-2005 Ford Excursion
• 1979-1999 Ford F-250
• 1997-1997 Ford F-250 HD
• 2000-2016 Ford F-250 Super Duty
• 1979-1997 Ford F-350
• 1999-2016 Ford F-350 Super Duty
• 1999-2016 Ford F-450 Super Duty
• 1999-2022 Ford F-550 Super Duty
• 1977-1978 GMC K35
• 1979-1986 GMC K3500
• 1974-1981 Plymouth Trailduster