Drivetrain› Differentials and Rear-End Components
Eaton
Eaton Detroit Truetrac Diff 35 Spline 1.50in Axle Shaft Dia Rear 10.25in/10.5in (Full Float Only)
SKU: E00K 915A550
Moderate — 2–4 hours
Description
Part #: 915A550
The Detroit Truetrac is a helical-gear style, limited-slip differential that maximizes wheel traction and enhances driving characteristics. Maintenance-free, it features smooth, automatic operation in forward and reverse. Its versatility makes Detroit Truetrac the ideal traction solution for almost any type of vehicle.
Detroit Truetrac (R) Differential | 35 Spline | 1.50 in. Axle Shaft Diameter | Full Float Only | Rear 10.25 in./10.5 in.
MIA's Description
Fitment
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Specifications
| Brand | Eaton |
| Part Number | E00K 915A550 |
Videos
Superduty 4.10 gears and Eaton truetrac install
Watch before you buy Eaton Detroit TrueTrac differential! How do they work?
Eaton Detroit Truetrac Limited-Slip Differential
Exploded View - Inside the Eaton TrueTrac Differential
Eaton Detroit TrueTrac Differentials | XDP Q&A
Why I like the Detroit Truetrac
The limitations of the Eaton Trutrac differential while using standard LSD rated gear oil.
Eaton Detroit Locker
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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