Look for the three digit number is this format on the tire and or the wheel

OCR Elite - 2002-2004

BioViz reflective elements for low-light visibility

Narrow ratio cassette for the downhill fanatics in the crowd

Dry your Crux™ or Antidote® reservoir quickly and completely with the Reservoir Dryer

Shimano GRX 2 X 11 Speed Braze-On Front Derailleur compatio_raw Look for the three digitThe SHIMANO GRX RX 810 F front derailleur offer lighter front shifting operation and easier setup thanks to the new link construction and integrated cable tensioner. It features a 2. 5mm outboard chain line design to allow wider tire clearance for mixed terrain riding. The RX 810 F also accommodates a 17T front chainring range for wider gearing options. Lighter front shifting Ergonomic power curve New link (toggle) construction Natural stroke feeling