Upgrade or refresh of wheels for your bike? A new wheelset can completely change the look and feel of your bike for the better.When it's time to refresh your trusty bike, Trek Genuine Replacement Parts have you covered.PRODUCT DETAILSTubeless Ready Design.Optimize with Bontrager TLR Sealant, TLR rim strips, valve stems, and tires.Double wall alloy rim (27mm outer, 22.5mm inner width).Does not include the skewer, reflector, rim strip, valve or owner's manual.SPECIFICATIONSSizeFront, Not applicableRear, Shimano/SRAM MTB/Road 8/9/10-speedRear, SRAM XD 11/12-speedFT/RRFrontRearRearDiameter27.5"27.5"27.5"TypeTubeless Ready (TLR)/ClincherTubeless Ready (TLR)/ClincherTubeless Ready (TLR)/ClincherCassette compatibilityNot applicableShimano/SRAM MTB/Road 8/9/10-speedSRAM XD 11/12-speedHub width100 mm142 mm142 mmHoles282828Butting141414Cross sectionRoundRoundRoundBrake type6-bolt disc6-bolt disc6-bolt discAttachmentThru axleThru axleThru axleNipple locking typeAlloyAlloyAlloyValvePrestaPrestaPrestaWeight930g1160g1160g