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This is the Dr. Pulley 25x15 ROUND Roller Weights, 169-345 for the Yamaha Majesty 400, Yamaha T Max 500 & Yamaha Morphous. Dr. Pulley Round Ro...

This is the Dr. Pulley 25x15 SLIDING Roller Weights, 169-344 for the Yamaha Majesty 400, Yamaha T Max 500 & Yamaha Morphous. Please select wei...

This is the Dr. Pulley 25x17 SLIDING Roller Weights, 169-365 for the Aprilia Atlantic Sprint 400/500 ('05-'08), Aprilia Scarabeo Light 400/500 ('0...

This is the Dr. Pulley 25x22 ROUND Roller Weights, 169-361 for the Aprilia Atlantic 500 ('01-'04), Aprilia Scarabeo 500 ('03-'06), Carter GT250 Bu...

This is the Dr. Pulley 26x13 Sliding Roller Weights, 169-287 for the Suzuki Burgman 400 and many more. Please select weight from drop-down menu.Tr...

This is the Dr. Pulley 28x20 ROUND Roller Weights, 169-460 for the Honda Silverwing 400 and Honda Silverwing 600.  Dr. Pulley Round Roller Weights...

This is the Dr. Pulley 28x20 Sliding Roller Weights for the Honda Silverwing 400 and Honda Silverwing 600. Traditionally, gear ratio is changed by...

This is the Dr. Pulley 28x22 ROUND Roller Weights, 169-347 for the Kymco Xciting 500. Dr. Pulley Round Roller Weights have exceptional durability,...

This is the Dr. Pulley 28x22 ROUND Roller Weights, 169-347 for the Kymco Xciting 500. Traditionally, gear ratio is changed by the up-and-down roll...

This is the Dr. Pulley 30x18 SLIDING Roller Weights, 169-561. These weights fit Artic Cat 1000cc models (1XT, Prowler XT/Z Thundercat), CFMoto mo...

This is the Dr. Pulley Performance Variator Assembly Kit for 250cc 4-stroke water-cooled CN250 172mm engines. Benefits: Specially Designed Ramp S...

The Dr. Pulley GY6 HiT Clutch 181401 with Bell and 45 degree pillow springs is for Genuine Buddy 125, 150 and 170i scooters and 125/150cc GY6 bike...

The Dr. Pulley HiT Clutch 181401 with Bell for Scooters is compatible with 125cc/150cc/200cc GY6 engines found in Honda, Kymco, SYM, PGO, etc. The...

The Dr. Pulley GY6 HiT Clutch 181401 with Bell for Scooters that's compatible with 125cc/150cc/200cc GY6 engines found in Honda, Kymco, SYM, PGO e...

This is the Dr. Pulley GY6 VARIATOR KIT Assembly V 181401, 169-263 for the for 125cc & 150cc 4-stroke GY6 engines. Benefits: Specially Design...

The Dr. Pulley HiT Clutch 241801 is for Scooters with 250cc Honda or Suzuki engines. The Dr. Pulley HiT Clutch with 50 degree pillow springs is fo...

The Dr. Pulley HiT Clutch 231801 can be used for Scooters with 250cc/300cc CFmoto or Kymco engines. The Dr. Pulley HiT Clutch with 50 degree pillo...

The Dr. Pulley HiT Clutch 201205 with 55 degree pillow springs is suitable for Linhai 260/300cc engines, Aprilia Leonardo 300, Eton Vector 250, SY...

The Dr. Pulley HiT Clutch 161301 with Bell is compatible for Scooters with 50cc/90cc/100cc Honda, Piaggio, PGO, Kymco or SYM engines with 107mm cl...

This is the Dr. Pulley HiT Clutch 211702 for the Vespa LX125 and Vespa S125 Scooters. The Dr. Pulley HiT Clutch with 50 degree pillow springs is f...

This is the Dr. Pulley Honda Navi 110 VARIATOR KIT, 169-594 for the for Honda Navi 110. Also fits Dio (Japan only), Click, Vision, Activa, and Lea...

This is the Dr. Pulley Kymco 250 Performance Variator Assembly for the Kymco Grand Vista 250, Kymco People 250 and Kymco Xciting 250.  Benefits: ...

This is the Dr. Pulley Performance Variator Assembly Kit V282201 for the Kymco Xciting 500 and Kymco MXU 500. Benefits: Specially Designed Ramp S...

The Dr. Pulley HiT Clutch 151201 with Bell for Scooters is compatible with 50cc 2-stroke Minarelli 1PE40QMB Jog engines. The Dr. Pulley HiT Clutch...