USA Standard Gear

4.56 Ratio Ring and Pinion Gear Set w/ Install Kit

$475.79

SKU: ZGK2009

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

Description

The USA Standard Gear ZGK2009 is a comprehensive ring and pinion gear set and installation kit package designed for axles featuring a 10-bolt rear cover and a 10-bolt ring gear. It also features axle bearings and seals, making it a complete solution for differential upgrades or repairs. The ring gear diameter is 8.5 inches, and it accommodates a 1.781-inch carrier bearing journal. USA Standard Gear emphasizes rigorous in-house quality testing to ensure its gears meet dimensional, material, and fitment standards. These ring and pinion sets are built to withstand various driving conditions, from daily commuting to trail running and spirited driving. The Quick Kits offer a one-stop shopping experience, providing a convenient and affordable way to find the correct parts for differential repairs.

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

BrandUSA Standard Gear
Part NumberZGK2009
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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