Trek Standard Headset Top Cap

Model W545877
$11.99 MSRP Sale price

Value oriented replacement parts

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Retailer price

Retailer pricing applies when you purchase goods online that the shop has in stock today. Order is subject to retailer acceptance.

MSRP

Manufacturer’s Suggested Retail Price. This is the price you’ll pay ordering directly from Trek. Total price including shipping and taxes may be seen in the cart.

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Genuine replacement parts

An industry standard star nut, top cap, and preload bolt, great for use on any fork with an aluminum or steel steer tube.

The M4 hex preload bolt allows for checking torque of the full cockpit without changing bits on the torque wrench.

Product details

  1. Do not use star nut on carbon steers
  2. Top cap has a 33.5mm diameter