Drivetrain 4x4 Driveline Components

NATIONAL

OIL SEAL

$29.53

SKU: N038 471869

In Stock
In Stock
Ships by Jun 18
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The National 471869 is a transfer case extension housing seal designed for specific Chevrolet K20 4WD models from 1975-1980. It features a spring-loaded, multi-lip design with a nitrile rubber (NBR) lip material.

This premium seal operates effectively within a temperature range of -40°F to 225°F (-40°C to 107°C) and offers good low-temperature capability and low swell in hydrocarbon fluids. It is also coated with Redicoat and designed with a '47' configuration for reliable performance.

Fitment

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Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

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Specifications

BrandNATIONAL
Part NumberN038 471869

Buy with Confidence

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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