Headset Part Trek Knock Block 72-Degree Upper Assembly

Genuine replacement parts

Service and replacement parts specifically for Trek Knock Block technology.

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

Key Features

• Trek proprietary headset components compatible with Trek Knock Block models
• 72-degree headset fits 2021 Slash 29
• Includes bearing 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

Specifications