USA Standard Gear

Manual Transmission Bearing and Seal Kit

$309.89

SKU: ZMBK308WS

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

Description

The USA Standard Gear ZMBK308WS is a comprehensive manual transmission bearing and seal overhaul kit engineered for 1991-1995 GM vehicles equipped with the NV4500 transmission. This kit is constructed with a durable cast iron case and an aluminum top cover, ensuring longevity and performance. It includes precision-engineered 72mm O.D. differential bearings and a 6205V17 center pinion bearing, crucial for smooth and reliable transmission operation. The kit also includes synchronizer rings, essential for rebuilding the bearings within the transmission. This overhaul kit is specifically designed for vehicles equipped with the NV4500 5-speed manual transmission featuring an external slave cylinder. It is compatible with a range of 1991-1995 GM models, including various Chevrolet and GMC C, K, and P-series trucks. USA Standard Gear provides a 2-year limited warranty on this kit, reflecting their commitment to quality and customer satisfaction. The kit is manufactured in the US.

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 NumberZMBK308WS
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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