Gaskets and Seals Drivetrain Gaskets and Seals

NATIONAL

OIL SEAL

$30.00

SKU: N038 710658

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 710658 is a transfer case input shaft seal designed to maintain lubrication for rotating shafts and bearings. This seal features a spring-loaded, multi-lip design and is constructed from polyacrylate material, offering resistance to EP lubricants and low swell in hydrocarbon fluids.

With an outside diameter of 2.756 inches and an inside diameter of 1.886 inches, it provides reliable performance for various repair applications. The seal operates effectively within a temperature range of -20 to 300 degrees Fahrenheit. It is a bi-directional lip design seal within the 710600 series.

Fitment

Fitment Guaranteed

Don’t gamble
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

BrandNATIONAL
Part NumberN038 710658

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.

View Full Return Policy