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Wolf Tooth headsets are machined in Wolf Tooth's Minnesota shop with aircraft-grade 6061 aluminum. They are designed to be lightweight, strong, and durable. Wolf Tooth's headsets have three levels of industry-leading custom sealing to protect bearings from the elements and prolong the life of the headset. Available in a variety of colors. These IS headsets are for frames with molded-in internal bearing cups. Premium Headsets with Enduro stainless steel bearings have a lifetime warranty.
Compatibility:
Any frame that uses IS (Integrated Standard) headsets with 41mm upper and 52mm lower outer bearing diameter. Uppers and lowers sold separately. Enduro stainless steel sealed bearings included on both the upper and lower. IS42 is not compatible with Specialized bikes or bikes using the Campagnolo Hiddenset standard. Upper headsets ship with a star nut which can only be used on forks with steel or aluminum steerer tubes. For forks with carbon steerer tubes you will need a compression plug (sold separately). (Never use a star nut on a carbon steerer tube).
Upper assembly features:
Ultralight Stem Cap with Integrated Spacer plus an aluminum bolt and a star nut. 7, 15, and 25mm stack height top cover options (7mm cover = 8mm total stack, 15mm cover = 15mm total stack, 25mm cover = 25mm total stack. O-ring seal prevents water intrusion around steerer tube. Custom-molded upper lip seal provides additional protection for upper bearing. bearing top cap outer diameter 45.8 mm.
Lower assembly features:
IS lower headset consists of a bearing and crown race only. The crown race is black anodized and not visible when installed. Custom over-molded dual-lip seal on the crown race to protect lower bearing in the toughest conditions. Headset components precision machined in-house at Wolf Tooth from aircraft grade aluminum to ensure the highest level of quality. Service and additional parts available. recommendations
The Wolf Tooth crown race installation adapter will help avoid damaging the crown race seals.
Wolf Tooth crown race installation adapter.
Performance IS Headsets.
Tech Specs:
Weight: 7mm - 52g
Material: 6061 aluminum
Stem Cap Bolt Torque Spec: 2-3 Nm with light grease on threads only
Made in the USA
365 Cycles delivers all your cycling needs fast! We don't waste time preparing your order. Our priority is to serve our customers first and foremost. If you need help picking the right product, have questions about bike component compatibility, or just want to geek out about bikes we are here 7 days a week! Simply put, we are bike experts from dirt to tarmac and want to make sure you get the full 365 Cycles experience when you shop with us.
At 365 Cycles our mission is to simplify the shopping experience. We want to get you the right product in a quick time frame and be here if you need help with questions, warranty, friend to talk to, etc.
We’re dedicated to building lasting relationships with our customers, communities, and team members. We combine the knowledge and service of a traditional bicycle shop with the convenience of shopping in your own home.
365 Cycles offers returns for 30 days on new items in their original, intact packaging. Return shipping for ALL orders are to be paid by the buyer. Please be sure to read our return policy entirely and if you have any questions, please contact Customer Service.
Full refunds are issued on items that are brand new and we are able to resell as new. 365 Cycles reserves the right to deny returns that are outside of policy including, but not limited to, used items, items missing original packaging, items with damaged manufacturer packaging, or international orders. Return orders must be shipped in a box or bubble mailer. Items shipped without an outer box will incur a restocking fee. You will be contacted through eBay if your return is ineligible for a full refund.
Returns must be initiated within 30 days from purchase date through your Purchase History under My eBay.
If we make an error in shipping, please contact us -- we will ship out the correct item and provide a free prepaid return label as quickly as possible!
Customer Service Hours
Monday | 9 AM | 8 PM |
Tuesday | 9 AM | 8 PM |
Wednesday | 9 AM | 8 PM |
Thursday | 9 AM | 8 PM |
Friday | 9 AM | 8 PM |
Saturday | 12 PM | 4 PM |
Sunday | 12 PM | 4 PM |