HomeDriveline and Axles > Gaskets and Sealing SystemsTimken 6638S Wheel Seal - Front Inner
Part #: 6638S

Timken 6638S Wheel Seal - Front Inner

Front Inner
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$57.32Free Shipping
Free ShippingNo Cost to Continental U.S.
Free Returns*Wrong fit? No cost
60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST

Reliable Timken 6638S Wheel Seal for Driveline and Axles

The Timken 6638S wheel seal is designed to provide dependable sealing performance in driveline and axle applications. Engineered to maintain proper lubrication and prevent contamination, this wheel seal supports the longevity and efficiency of your vehicle's wheel assembly.

Key Features of Timken 6638S Wheel Seal

  • Durable construction for extended service life
  • Precision fit to ensure effective sealing
  • Compatible with a range of driveline and axle configurations
  • Resistant to heat, pressure, and contaminants
  • Manufactured by Timken, a trusted name in automotive components

Detailed Description of the Timken 6638S Wheel Seal

The Timken 6638S wheel seal is crafted to meet the rigorous demands of automotive driveline and axle systems. Its robust design helps maintain the integrity of wheel bearings by preventing grease leakage and blocking dirt, water, and other contaminants from entering the assembly. This wheel seal is suitable for use in various vehicle makes and models requiring a reliable sealing solution. The part number 6638S ensures compatibility and ease of identification when servicing or replacing wheel seals.

Common Applications and Issues Addressed

  • Prevents grease leakage from wheel bearings
  • Protects against dirt and moisture intrusion
  • Reduces risk of premature bearing wear
  • Maintains driveline efficiency and safety
  • Helps avoid costly axle and bearing repairs

Installation Notes and Tips

When installing the Timken 6638S wheel seal, ensure the sealing surface is clean and free of debris. Proper alignment during installation is critical to avoid damage to the seal lip. Use appropriate tools to press the seal evenly into place without distortion. Verify fitment compatibility with your specific vehicle make and model before installation.

Quality Assurance and Warranty Information

Timken manufactures the 6638S wheel seal to meet strict quality standards, ensuring reliable performance in demanding automotive environments. While specific warranty details may vary, Timken products typically come with a limited warranty against manufacturing defects. Consult Timken documentation or your parts provider for exact warranty terms.

This part fits 0 vehicles. Search below:

YearMakeModelPositionNotes

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

6638S

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.