Wolf Tooth Premium Headset

Wolf Tooth Premium Integrated Standard / IS41 headset top tube for frames with fully integrated bearing cups, 41 mm internal diameter at the top of the head tube and forks with a 1 1/8 inch / 28.6 mm steerer tube diameter at the top.

Wolf Tooth headsets are manufactured in the USA from 6061 aircraft-grade aluminium and are available in two series, Premium and Performance, which differ in terms of bearing materials. The headsets are available in different stack heights and with interchangeable end caps featuring an integrated spacer.

Wolf Tooth Premium Bearings:

The Premium series, featuring stainless steel bearings, is designed for maximum durability and smooth operation. Multiple layers of specially shaped double-lip seals protect the bearings even under the most adverse conditions. This makes them lightweight, strong and extremely durable.

IS41 / Integrated Standard installation dimension:

The IS41 headset is inserted into the head tube. The frame clearance is 41 mm at the top and the fork steerer tube diameter is 1 1/8 inch / 28.6 mm.

Wolf Tooth Premium Headset Technology:

• Headset: 6061 aluminium, anodised, CNC-machined
• Bearings: Enduro stainless steel, multi-sealed
• Height: 15 mm without cap
• Cap height: 5 mm
• Weight: 59 grams (manufacturer’s specification)
• Includes Wolf Tooth Ultralight end cap and Star Nut claw for aluminium/steel forks
• NOT compatible with Specialized frames, Campagnolo Hidden Set standard