Drivetrain› Differentials and Rear-End Components

Richmond Gear/Motive Gear

Excel Ring & Pinion Gear Set GM 10Bolt 4.56 Ratio

$325.99

SKU: R01O GM85456

In Stock
In Stock
Ships by Jun 7
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Non-Returnable Item
INSTALL DIFFICULTY
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Description

The EXCEL from Richmond 8.5 in. & 8.6 in. Rear Ring Gear and Pinion Kit - 4.56 Gears gives your Sierra 1500 more performance when used in place of the factory's rear ring and pinion duo. This strong 4.56 Gear Set is made to deliver a smooth power transfer and quicker acceleration, whether your truck is a daily driver or used in high-performance scenarios. Richmond Gear makes this 10-bolt Rear Ring and Pinion Set from heat-treated 8620 steel for superior strength and reliability. Depending on your vehicle, the ring gear diameter is 8.5 in. or 8.625 in.

Fitment

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Specifications

BrandRichmond Gear/Motive Gear
Part NumberR01O GM85456

Videos

Motive Gear Ring & Pinion Install

Motive Gear Ring & Pinion Install
No BS GM 8.5/8.6 10 Bolt Ring and pinion gear install axle setup

No BS GM 8.5/8.6 10 Bolt Ring and pinion gear install axle setup

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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