USA Standard Gear

SM465 Manual Transmission Bearing and Seal Kit

$249.68

SKU: ZMBK129

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

Description

The USA Standard Gear ZMBK129 is a comprehensive manual transmission bearing and seal kit specifically engineered for the SM465 transmission. It features a durable cast iron top cover, a 0.68-inch wide input bearing for precise fitment, and two PTO covers for added versatility. This bearing kit is compatible with a wide range of Chevrolet and GMC vehicles from 1969 through 1991, all equipped with the SM465 4-speed manual transmission. Specific fitment includes models such as the Chevrolet Blazer, C10, C20, C30, K10, K20, K30, P10, P20, P30, R10, R20, R30, V10, V20, and V30, as well as their Suburban counterparts. It also fits various GMC Jimmy, C15, C1500, C25, C2500, C35, C3500, K15, K1500, K25, K2500, K35, K3500, P15, P25, P2500, P35, P3500, R1500, R2500, R3500, V1500, V2500, and V3500 models. Always verify fitment with your specific vehicle's transmission configuration. USA Standard Gear is a leading supplier of aftermarket manual transmission components, offering a vast inventory that covers over 50 years of applications. Their commitment is to provide quality parts for manual transmission repairs and rebuilds, ensuring that you have the necessary components for your repair needs.

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 NumberZMBK129
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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