Neck Conversion Kit For Early Sportster
- Use this conversion kit when installing a Big Twin or late Sportster 1" neck fork assembly on your early Sportster.
- Allows easy installation of our Hardbody® springers as well.
- Simply remove your existing cups and install these steel cups into your frame neck, and you're ready for Big Twin forks.
- Includes Timken® bearings and races.
Old-STF
Raw Steel Neck Cup Conversion Kit
Fits K Model & Sportster 1952/1981
