GATES TIMING BELT T318Part No. T318 Type TIMING BELT Brand GATES Unit of Measure EACH Description Gates Timing Belt Warranty Service Interval Number of Teeth 137 Width 22mm Item Type Timing Belt Material Type Highly Saturated Nitrile Rubber Tooth Profile Modified 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