Wiseco (B1022) 18mm x 22mm x 23.5mm Top End Bearing</br></br><div style="text-align:left"><b>[Product Information]</b><br><ul><li>Dimensions: 18mm x 22mm x 23.5mm (ID mm x OD mm x Length)</li><li>When you replace your top end a new Top end bearing is a must</li><li>With a new Wiseco Top End Bearing it will help keep that motor working perfectly ride after ride</li><li>High-quality bearings are manufactured to the highest standards</li><li>Case-hardened for maximum life and smooth operation at high engine speeds</li></ul></div></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br><img src='http://ecx.images-amazon.com/images/I/51BgnaljNIL.jpg' noproxy></br>