Help keep dirt, dust and moisture out of the hub and grease where it belongs with the Schaeffler Wheel Seal / Shaft Seal S23590. Cataloged for the front, front inner position, it is a direct-fit replacement for many Chevrolet and GMC trucks, among them the 1990-1993 Chevrolet C60 Kodiak, the 1997 Chevrolet C6500 Kodiak and the 1997 Chevrolet C7500 Kodiak; see the "Vehicles it fits" section for the full list.
Schaeffler's own description calls this part a shaft seal, and the catalog classifies it as a wheel seal, so it is listed under both names. Schaeffler builds its wheel seals from high-quality materials to meet vehicle manufacturer specifications, and it works with suppliers on seal designs that satisfy Schaeffler's quality standards. Wheel seal specifications are demanding, and the type required depends on the application, position and vehicle class.
- Contaminant protection: Designed to keep dirt, dust and moisture from reaching and damaging wheel end components.
- Grease retention: Intended to help prevent the loss of grease over the life of the bearing.
- OE expertise: Designed and built to satisfy stringent OEM standards, supported by a robust quality assurance process that accounts for the precise requirements of automotive systems.
- Premium materials: Chosen so the seal stays durable and keeps providing protection over time.
Signs this part may need replacing: grease seeping from the back of the hub, grease on nearby brake components, or a torn or damaged seal lip found during wheel bearing service. If a failed seal is the cause, this part replaces it.
Interchange: 23590 · 4133200100
Frequently Asked Questions
What does the Schaeffler S23590 wheel seal / shaft seal do?
It seals the wheel end. It is designed to keep dirt, dust and moisture away from the bearing and other wheel end components while helping keep grease from escaping.
Which position is this seal for?
It is cataloged for the front, front inner position on the listed Chevrolet and GMC trucks.
Why is it called both a wheel seal and a shaft seal?
Schaeffler's own description names it a shaft seal, and the catalog classifies it as a wheel seal. Both names refer to this same part, S23590.
Which trucks does the S23590 fit?
Applications include the 1990-1993 Chevrolet C60 Kodiak, the 1997 Chevrolet C6500 Kodiak and the 1997 Chevrolet C7500 Kodiak. See the "Vehicles it fits" section for the full list.
What part numbers does the S23590 interchange with?
It cross-references to 23590 and 4133200100.
