Seller notes

DR PULLEY PERFORMANCE 13.5 GRAM SLIDING ROLLER WEIGHTS DR. PULLEY 18X14 SLIDING ROLLER WEIGHTS FOR 125/150CC 4-STROKE GY6 ENGINES. TRADITIONALLY, GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THEMOVEABLE DRIVE PULLEY (MDF). NOW THE INNOVATIVE DR. PULLEY SLIDING ROLLER WEIGHTS SLIDE UP-AND-DOWN THE RAMP TO CHANGE THE GEAR RATIO. THIS UNIQUE SLIDING MOVEMENT (NOT ROLLING) PROVIDES EXCLUSIVE ADVANTAGES TO INCREASE CVT PERFORMANCE. WITH DR. PULLEY, NO...

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