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Dr. Pulley 19x15.5 Sliding Roller Weights, 169-257

Dr. Pulley 19×15.5 Sliding Roller Weights, 169-257

Original price was: $51.96.Current price is: $40.75.

SKU: 169-257-5g Category:

Description

This is the Dr. Pulley 19×15.5 Sliding Roller Weights, 169-257 for Aprilia Mojito, Aprilia Scarabeo 4T, Aprilia Sport City One, Aprilia Sr R Factory, Aprilia Sr Street, Piaggio Fly, Piaggio Typhoon, Piaggio Vespa and many more.

Traditionally, gear ratio is changed by the up-and-down rolling movement of the roller weights in the ramp of the Moveable Drive Pulley (MDF).

Benefits:

  • Dr Pulley has a US Patent Number 7,276,004
  • Their round roller weights eliminate abnormal wear
  • Prevent reduction gear ratio deterioration
  • Prolong the useful life of the transmission
  • The availability to adjust reduction gear ratios as well as driving performance.
  • At the same time, Dr. Pulley round Roller Weights are adapted to compensate wear automatically
  • Adjust by itself to move further outward in a movable drive pulley half
  • Make the vehicle reach a higher maximum vehicle speed.

Product Specifications:

  • Size: 19×15.5
  • Set of 6
  • Broadens your range of gear ratios
  • Increases acceleration and re-acceleration properties
  • Increases top end speed
  • Lasts longer than standard roller weights
  • U.S. Patent Number: 7,276,004
  • All Sales on Clearance Items Are Final!

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