Drivetrain› Differentials and Rear-End Components

Motive Gear

R&P 4.29 DRAG RACE PRO FORD 9 BIG PINION

$965.70

SKU: M01Z F990429BP

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

Advanced — 4+ hours

Description

The Motive Gear F990429BP is a PRO Gear Lightweight Differential Ring And Pinion, Big Pinion (Dropout) designed for Ford 9-inch axles with a 4.29 ratio. It features dual drilling for 1/2" and 7/16" ring gear bolts.

Fitment

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Specifications

BrandMotive Gear
Part NumberM01Z F990429BP

Videos

How to Install a 9 Inch Ford Ring & Pinion Gear Set

How to Install a 9 Inch Ford Ring & Pinion Gear Set

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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