Enduro Max 6903 Sealed Cartridge Bearing
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Enduro Max 6903 Sealed Cartridge Bearing Info
The Enduro Max 6903 Sealed Cartridge Bearing is a direct-fit replacement bearing built for cyclists who want lasting smoothness and reliable protection against contamination. Enduro's MAX series uses full contact rubber seals designed to keep dirt, moisture, and grit out — extending service life compared to standard lightly-shielded bearings. It's a dependable upgrade or replacement for hubs, bottom brackets, and other drivetrain components that use a 6903-spec bearing.
Enduro has long been a trusted name in precision cycling bearings, and the MAX designation indicates enhanced sealing suited to riders who put in serious miles across varied conditions. Whether you're maintaining a set of road wheels or refreshing a mountain hub after a muddy season, having the right sealed cartridge bearing on hand keeps your drivetrain turning freely and your maintenance intervals predictable.
Enduro Max 6903 Sealed Cartridge Bearing Specs at a Glance
- Bearing series: 6903
- Seal type: LLU — full contact rubber seal on both sides
- Inner diameter: 17mm
- Outer diameter: 30mm
- Width: 7mm
