HPI Racing Urethane S3M 174 UG 4mm Rear RC Drive Belt - HPI87007 BR Collett Corridor Maroon Composite Right Hand 1mm (1pc) (74135) is a

1mm (1pc) (74135) is a modelling tool that helps you cut

Urethane material resists stretching and wear for a longer service life than standard rubber belts

Direct replacement part — no modification required for a compatible HPI model

Compatible Kyosho RC car models using a 48DP pitch pinion gear — refer to your model's parts diagram or manual to confirm 17T is the correct tooth count for your vehicle

HPI Racing Urethane S3M 174 UG 4mm Rear RC Drive Belt - HPI87007 BR Collett Corridor Maroon Composite Right Hand 1mm (1pc) (74135) is aThe HPI Racing HPI87007 Urethane Belt S3M 174 UG 4mm is a rear drive belt designed as a direct replacement for HPI Racing models that use the S3M 174 belt specification. Urethane construction gives this drive belt greater resistance to stretching and wear compared to standard rubber belts, helping to maintain consistent power transfer from the drivetrain to the rear wheels. If your HPI model is showing signs of belt slip, fraying, or reduced drive