The Fox O-Ring Seal is a genuine Fox Racing Shox service part used as a static seal in specific suspension components.
This small but essential O-ring (2.5 mm inner diameter × 1 mm cross-section) helps maintain airtight and fluid-tight performance in fork or shock assemblies by sealing interfaces and preventing oil or air leakage. It’s commonly found inside adjuster or check valve assemblies on select Fox forks and is used during servicing to restore proper suspension function.
Key features:
- Genuine Fox O-ring replacement seal
- 2.5 mm ID × 1 mm CS metric sizing
- Provides static sealing in suspension components
- Helps prevent air or fluid leaks
- Ideal for fork/shock maintenance and rebuilds
O-Ring (Single) 1.0mm CS x 2.5mm ID
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The Fox O-Ring Seal is a genuine Fox Racing Shox service part used as a static seal in specific suspension components.
This small but essential O-ring (2.5 mm inner diameter × 1 mm cross-section) helps maintain airtight and fluid-tight performance in fork or shock assemblies by sealing interfaces and preventing oil or air leakage. It’s commonly found inside adjuster or check valve assemblies on select Fox forks and is used during servicing to restore proper suspension function.
Key features:
- Genuine Fox O-ring replacement seal
- 2.5 mm ID × 1 mm CS metric sizing
- Provides static sealing in suspension components
- Helps prevent air or fluid leaks
- Ideal for fork/shock maintenance and rebuilds

