Wolf Tooth Premium IS Upper Headset for Specialized 3mm Stack
The Wolf Tooth Premium IS Headsets for Specialized are made exclusively for Specialized frames with moulded-in internal bearing cups and a 42mm upper bearing diameter.
Machined at Wolf Tooth’s Minnesota shop with aircraft-grade 6061 aluminium and with three levels of industry leading custom sealing, these headsets are designed to be lightweight, strong and durable.
The headsets use Enduro stainless steel bearings which are built to the highest specifications for lasting quality.
The stack on the headsets is 3mm and is available in Wolf Tooth’s signature anodised colours.
Key Features:
- IS (Integrated Standard) headset for any Specialized bike that uses a 42mm upper bearing
- Uppers and lowers sold separately
- Enduro stainless stell bearings in upper and lower
- Lifetime warranty
- Weight: 43g (3mm)
- Material: 6061 aluminium
- Stem cap torque spec: 2–3Nm with light grease on threads only
- Made in the USA
Upper Assembly Features:
- Ultralight Stem Cap with 5mm Integrated Spacer plus an aluminium bolt and a star nut
- One 3mm stack height top cover option
- O-ring seal prevents water intrusion around steerer tube
- Custom-moulded upper lip seal provides additional protection for upper bearing
Compatible Models:
- Aluminum Mountain Bikes (all except Chisel HT aluminum)
- Camber Carbon | 2014
- Chisel Alloy HT (Smartweld HT) | 2017-2021
- Enduro 29 Carbon | 2014
- Enduro Carbon | 2017, 2020
- Epic Carbon | 2014
- Epic FSR | 2021
- Epic FSR Carbon | 2018
- Epic HT | 2017, 2020
- Fatboy Carbon | 2015
- Fuse Carbon | 2017
- Stumpjumper | 2021
- Stumpjumper Carbon | 2019
- Stumpjumper EVO | 2021
- Stumpjumper FSR Carbon | 2016
Occasionally, without notice, manufacturers change product design and/or specifications.
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Wolf Tooth Premium IS Upper Headset for Specialized 3mm Stack
Well designed and machined with a high finish quality, the perfect replacement for the Stumpy.
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