Trek ZS56/ZS66 Headset Bearing Kit MH-P03K Laufey Bikes

Laufey Bikes

Upper Bearing - AC3544

if you’re still not sure

For Canyon Grail AL

This kit is for the Transition Sentinal Alloy | 2018-2026

Trek ZS56/ZS66 Headset Bearing Kit MH-P03K Laufey BikesBoth the upper and lower headset bearings, two bearings included in sale. For all Trek bikes using the ZS56 ZS66 Headset Bearing Kit GCR15 High Carbon Chromium Bearings: Chromium offers a corrosion resistance to the bearing, allowing you to get more use out on the trails and less time in the workshop changing bearings again due to rust and seizing. Buna NitrileRust Resistance Seals: Prevents moisture getting inside the bearing. Packed With Lithium