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Premium Zero Stack Headsets (ZS)

Wolf Tooth Components

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Wolf Tooth headsets are machined here in our Minnesota shop with aircraft-grade 6061 aluminum. They are designed to be lightweight, strong, and durable.

Our 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 ZS headsets are for frames with internal bearing cups that are pressed into the frame. Premium Headsets with Enduro stainless steel bearings have a lifetime warranty.


Compatibility

Any frame that uses Zero Stack (ZS) headsets with:

  • 44mm upper head tube ID
  • 56mm lower head tube ID
For the guide to determine which headset you need, click here.

 

Tech Specs

 Upper Assembly
  • Enduro stainless steel sealed bearings
  • Our signature 5 mm integrated spacer plus stem cap with an aluminum bolt and a star nut
  • 5, 15 and 25 mm stack height top caps
  • O-ring seal prevents water intrusion around the steerer tube
  • Custom molded upper lip seal provides additional protection for upper bearing
  • Precision machined in-house at Wolf Tooth from aircraft grade aluminium to ensure the highest level of quality
Lower Assembly
  • Enduro stainless steel sealed bearings
  • Custom molded dual lip seal on the crown race to protect lower bearing in the toughest conditions
  • Precision machined in-house at Wolf Tooth from aircraft grade aluminum to ensure the highest level of quality