Zumbrota Drivetrain

3.73 Ring & Pinion Gear Set for GM 9.5" Axles

$392.89

SKU: ZG GM9.5-373

In Stock
In Stock
Ships by Aug 31
Free Shipping over $200
$100 Minimum Order
30 Days Return

Description

The USA Standard Ring & Pinion gear set is a vital drivetrain component engineered for GM 9.5" axles. This specific set offers a 3.73 gear ratio, providing a balance between acceleration and highway cruising capabilities for a variety of GM vehicles. Constructed with durability in mind, this gear set features a 9.50" ring gear diameter, a 30-spline pinion for secure engagement, and 12 ring gear bolts for robust mounting. These specifications ensure reliable performance under demanding conditions. As a product from USA Standard Gear, a brand associated with Zumbrota Drivetrain, this ring and pinion set is designed for straightforward installation into compatible GM 9.5" axle assemblies. Proper installation by a qualified technician is recommended to ensure optimal performance and longevity.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

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Specifications

BrandZumbrota Drivetrain
Part NumberZG GM9.5-373
CategoryDrivetrain

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Returns & Fitment

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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Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

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