This is an updated version of the 3D-Printed Ti OSPW for Shimano 9100/8000. Mounting instructions for both this and the older version are to be found under our Support section.
This new design has an integrated stop tower for easier mounting.
The CeramicSpeed Oversized Pulley Wheel System has been proven to be the fastest pulley system in the world, providing energy savings starting from 2.4 watts over standard Shimano systems.
The OSPW System for Shimano 9100/8000 is an industry leading product, chosen by many of the world's leading cycling teams and professional triathlete's.
Featuring a 13-tooth upper pulley wheel and a 19-tooth lower pulley wheel to provide absolute optimisation of the rear derailleur. The upper and lower oversized aluminium pulley wheels are fitted with coated CeramicSpeed Bearings.
Please note: The 9100/8000 system is not compatible with Ultegra 8000-GS or 8050-GS (medium cage) derailleurs, or clutch equipped Ultegra RD RX800 & RX805. Please see our Shimano 11 Speed Pulley Wheels for a compatible upgrade.
Please note while there is design similarities this OSPW is not compatible with the 12-speed Shimano 9200 or 8100 series derailleurs.
In The Box
- A complete 3D printed 13-tooth/19-tooth OSPW System
- CeramicSpeed Oil for Pulley Wheel Bearings, 15ml. dropper bottle
3D-Printed Hollow Titanium
Reduces friction 35-40% over stock pulley configuration
Ensures stable chain retention without added drag
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How to maintain the OSPW Systems
Shimano 9100/9150 and 8000/8050 with integrated stop tower