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Drivetrain› Differentials and Rear-End Components

DETROIT LOCKER-TRACTECH

Detroit Truetrac - Ford 8.8 31-Spline

$815.20 $749.99 Save $65.21

SKU: D03L 913A561

In Stock
In Stock
Ships by Jun 11
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The Detroit Truetrac is a helical gear limited-slip differential. Its design eliminates the need for wearable parts, offering maintenance-free traction with smooth and quiet operation. It is recognized for its toughness and proven design, making it a suitable choice for various vehicle applications.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandDETROIT LOCKER-TRACTECH
Part NumberD03L 913A561

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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