USA Standard Gear

Differential Bearing Kit

$224.89

SKU: ZBKGM55CHEVY

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

Description

The USA Standard Gear ZBKGM55CHEVY is a comprehensive differential bearing and seal kit engineered for a precise fit in 1955-1964 GM passenger cars and trucks. This kit features premium Koyo bearings and races, known for their durability and performance. USA Standard Gear emphasizes their thorough research for each application, guaranteeing that the kit contains all the correct parts needed for the installation of your ring and pinion gear set. The included components consist of carrier bearings and races, pinion bearings and races, a pinion seal, pinion nut, crush sleeve, and a marking compound with an accompanying brush for accurate setup.

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

Fitment Guaranteed

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on fit.

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

BrandUSA Standard Gear
Part NumberZBKGM55CHEVY
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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