Gates Carbon Drive CDX Centertrack Belt The Gates Carbon Drive CDX Centertrack Belt is a direct replacement for your existing CDX Centertrack belt drive setup. The CDX Centertrack belt's carbon fiber construction is long-wearing and quiet as can be when in motion. If you're looking at this, you've already caught the belt drive bug. Gates Carbon Drive CDX Centertrack Belt Features: Material: Carbon fiber reinforced polyurethane Compatible with CDX Centertrack drivetrains only Pitch: II Weight: 113t - 88g, 115t - 90g, 118t - 92g, 120t - 94g, 122t - 95g CDX Center Track belts, cogs and rings do not interchange with any part of a CDC/CDX Mud Port system | Gates Carbon Drive | Cdx Centertrack Belt | Black | 174T X 1914Mm | Polyurethane