Harley Drive Belt 128 Tooth 1 1/2 HB128 Unit Harley FLSTC 1340 93-94 Contitech drive belt for Harley-Davidson. Special HNBR mixture for strongest torques and good running stability with best bending properties. Traditional polyamide fabric with a wear-resistant polyethylene coating for the highest demands on tear strength and chemical resistance. 128 Number of teeth. Ref:755.01.60.