Gaskets and Seals› Drivetrain Gaskets and Seals

Ratech

Pinion Seal Mopar 8.75in

$20.53

SKU: R013 6103

In Stock
In Stock
Ships by Jun 18
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Description

The Ratech 6103 is a pinion seal designed for Mopar 8.75-inch differentials with a 742 case. It features a steel construction with an inner rubber component and a spring to ensure a leak-free seal. The seal has a 1.875-inch shaft diameter and a 3.105-inch bore diameter.

Fitment

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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

BrandRatech
Part NumberR013 6103

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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