 
            2025 Ceramic Speed OSPW for Shimano 9000/6800
Ceramic SpeedDeveloped and designed entirely by Ceramic Speed, the Oversized Pulley Wheel (OSPW) System for Shimano 9000/6700 provides the ultimate optimization of your bicycle's drivetrain. This OSPW System features a set of 17-tooth aluminium Pulley Wheels, available in red and black, housed in a specially designed polyamide (PA) and carbon cage.
The upper and lower 17-tooth oversized aluminium pulley wheels come fitted with either standard or coated Ceramic Speed Bearings. The Oversized Pulley Wheel (OSPW) System is the product of choice by many of the world's leading cycling teams and triathletes.
This specific system is compatible with Ultegra 6700/6770/6800/6870 mechanical and Di2 rear derailleurs and Dura Ace 7900/7970/9000/9070 mechanical and Di2 rear derailleurs. The system is compatible up to a 28tooth cassette on most bikes depending on derailluer hanger.
In the box:
- Complete OSPW for Shimano 9000/6800 system Ceramic Speed
- Oil for Pulley Wheel Bearings, 15ml. dropper bottle
Product Highlights
Reduces friction 35-40% over stock pulley configuration → Customizable spring tension for a personalized setup → Lightweight custom molded carbon fiber cage ensures durability
- Discipline:
- Road and Tri
- SKU:
- 101635
- Net weight:
- 66.0 g
- Gross Weight:
- 250 g
- Pulley Material:
- Aluminium
- Derailleur Brand:
- Shimano
- Derailleur Model:
- Dura Ace 9000 Mechanical, Dura Ace 9070 Di2, Ultegra 6800 Mechanical, Ultegra 6870 Di2, Dura Ace 7900 Mechanical, Dura Ace 7970 Di2, Ultegra 6700 Mechanical, and Ultegra 6770 Di2
 
         
                     
                     
                     
                     Click for Compatibility Matrix
 Click for Compatibility Matrix 
             
            