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$84.99
Trek proprietary headset components are compatible with Trek Knock Block models.
Service and replacement parts specifically for Trek Knock Block Technology.
PRODUCT DETAILS
- Compatible with all Trek Knock Block models
- Includes crown race, bearings, top cover, frame chip & fastener
- Must be paired with Knock Block stem and Knock Block spacers
- Knock Block headset spacers not included
$59.99
Authentic replacement Trek parts.
Genuine replacement parts
Get your bike back in action with a quality replacement headset.
- 1-1/2in. Lower bearing
- Angular contact bearings
$40.99
Cane Creek's Aheadset is a simple, affordable solution for your headset needs.
• Bearing Type: Cup and Cone
• Color: Black
• Crown Race: 30
• Defined Color: Black
• Lower Stack Height: 5 mm
• S.H.I.S Lower: ZS44
• S.H.I.S Upper: ZS44
• S.H.I.S. Stem Clamp Diameter: 28.6
• Upper Stack Height: 10 mm
• Weight: 130 g
$11.99
Replacement headset bearings from FSA.
- Compatible with most Trek MTB integrated headset systems
- Sealed bearing for long life
- Compatible with Knock Block Headsets
$54.99
Wolf Tooth Performance Headsets are machined out of aircraft grade aluminum and assembled with Black Oxide Cartridge Bearings, balancing quality and price.
- Black Oxide Bearings are made from chromium steel for high load capacity and durability
- Black oxide coating reduces corrosion
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