GATES TIMING BELT - 137 X 25MM RACE C T923RPart No. T923R Type TIMING BELT Brand GATES Unit of Measure EACH Description Gates Timing Belt 137 x 25mm RACE C Warranty Service Interval Number of Teeth 137 Width 25mm Item Type Timing Belt Material Type HNBR Tooth Profile Curvilinear Features Fabricated from high grade HNBR rubber for superior heat and contamination resistance Manufactured using PTFE infused jackets to reduce frictional losses and tooth shear Trapezoidal Timing Belts feature Aramid