Eaton 913A586 Detroit Truetrac LSD for Ford 9" 31-Spline 3.25+ Gear Ratio

Regular price: $675.99
Regular price: ~~$734.77~~
Sale price: $675.99

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Product Specification:

SKU:EAT913A586

MPN: 913A586

Weight: 16.8 lb

Inventory: 10

Type: Differentials

Vehicle Fitment

1957-1987 Ford Small Trucks, Minivans, SUVs with 9" Rear Axle, 31-Spline
1957-1986 Ford Half-Ton Trucks, Vans, SUVs with 9" Rear Axle, 31-Spline
1957-2018 Ford, Lincoln, Mercury Passenger Cars with 9" Rear Axle, 31-Spline

Fitment Notes

Compatible with Ford 9" rear axles featuring 31-spline shafts and a 3.25:1 or numerically higher gear ratio.
Not suitable for axles with a gear ratio lower than 3.25:1.
Designed for vehicles with a 9-inch ring gear size.

Features

Helical gear design for smooth, automatic torque transfer.
Maintenance-free operation with no wearable parts.
Enhanced traction for both on-road and off-road driving conditions.
Quiet operation compared to traditional clutch-type limited-slip differentials.

Specifications

Axle Type: Ford 9-inch Rear Axle
Spline Count: 31
Axle Shaft Diameter: 1.32 inches
Ring Gear Size: 9 inches
Gear Ratio Compatibility: 3.25:1 and up
Weight: 16.59 lbs

Included Components

1x Eaton Detroit Truetrac Differential unit (Part # 913A586)
Installation Instructions
Warranty Information

Product Description

The Eaton 913A586 Detroit Truetrac Limited-Slip Differential is engineered for Ford 9-inch rear axles with 31-spline shafts and gear ratios of 3.25:1 and higher. Utilizing a helical gear design, it provides smooth and automatic torque transfer to the wheel with the most traction, enhancing vehicle performance in various driving conditions.

Ideal for both on-road and off-road applications, the Truetrac differential offers maintenance-free operation and quiet performance, making it a reliable choice for enthusiasts seeking improved traction and handling.