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Trek Knock Block 72-Degree Headset Assembly with Display Chip

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Details

Service and replacement parts specifically for Trek Knock Block technology.

Genuine replacement parts
Get your bike back on the trail with the headset parts you need.

- Trek proprietary headset components compatible with Trek Knock Block models
- 72-degree headset fits 2021 Slash 29
- Includes crown race, bearings, top cover, frame chip & fastener
- Frame chip has display tabs to connect Bosch Kiox Mount sold separately
- Must be paired with Knock Block stem and Knock Block spacers
- Knock Block headset spacers not included

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