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GIM Oversized Pulley Wheel System (OSPW)

GIM Oversized Pulley Wheel System (OSPW)

Regular price $129.00 USD
Regular price $129.00 USD Sale price $129.00 USD
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Wheel Colour
GEARS IN MOTION (GIM) OSPW for SHIMANO Ultegra R8000/ SHIMANO 105 R7000 Series


The Oversized Pulley Wheel System for SHIMANO Ultegra R8000/ SHIMANO 105 R7000 Series is designed to save you watts by reducing drag within your road bike drivetrain system.

Oversized Pulley Wheels has been proven to increase cycling efficiency through the implementation of oversized pulley wheels (increase in chain bending angle) with buttery smooth ceramic bearings. The smoothness in cadence will be apparent once you install one of these pulley wheel systems on your drivetrain.

Hand Built In Singapore

All OSPWs by Gears in Motion (GIM) are assembled and inspected in Singapore by GIM in order to ensure only high quality components reaches you, our valued customer.


All GIM products are covered by 2 years warranty. Warranty coverage does not include:

  • Abusive Riding.
  • Products alteration/ modification by user/ unauthorized dealer.
  • Normal Wear and Tear.
  • Improper Installation and maintenance.
  • 2nd hand ownership.
  • Bearing Corrosion.

In The Box

  • A complete 13-tooth/17-tooth OSPW System
  • Carbon Fibre OSPW Cage
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