Enduro Bearings BB30 - Bearing Kit - XD15 Corsa in Silver

Speed. It is ultimately why we ride. If you want to make your bike faster, more reliable and virtually maintenance free in all conditions, look to the XD-15 bottom bracket. Precision ground and USA made at the Enduro Bearings facility in California, the XD-15 combines cryogenically treated nitrogen steel races with Silicon Nitride Grade 3 ceramic balls in a proprietary process that results in the ultimate high performance bearing setup.

Find out why Bike Radar reported the XD-15 “Hands down, the best bottom bracket we have ever tested”. We are so sure that you will love these bearings we offer an unlimited 2 year bearing and race warranty.

• Fits BB30 frames - 42mm diameter with a shell width of 68mm for road and 73mm for mountain
• For 30mm axle chainsets
• XD-15 Bearings

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At 99 Bikes our priority is to ensure that you are highly satisfied with your purchase. In the unlikely event that you aren't, we offer a 30 day online return policy* in which you can receive a full refund. Any item including bikes (with the exception of food) can be returned to us for any reason provided it is received by us in an unused and resalable condition in or with its original packaging which must be undamaged.

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