GATES HIGH PERFORMANCE TIMING BELT T125RPart No. T125R Type TIMING BELT Brand GATES Unit of Measure EACH Description Gates High Performance Timing Belt Warranty Service Interval Number of Teeth 178 Width 25. 4mm Item Type Timing Belt Material Type HNBR 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 reinforced nylon