The worlds fastest Pulley Wheel system just got faster. OSPW Aero features a lifetime warranty and is wind-tunnel tested to have 40% less friction compared to a stock derailleur, making it perfect for time trials or triathlons. The OSPW Aero is an industry-leading product co-developed with one of...

Experience superior cycling performance with CeramicSpeed OSPW Aero Sram Red/Force AXS Alt. Coated. This innovative product reduces friction and chain tension, boosting your speed and endurance. Its coated ceramic bearings offer smooth, efficient pedaling, while its lightweight design adds...

The CeramicSpeed OSPW Shimano 9100/R8000 Series is an oversized pulley wheel system designed for Shimano 9100 and R8000. The aluminum pulley wheels are extremely durable and come in a size of a 13-tooth upper pulley and a 19-tooth lower pulley. This system is designed to improve our riding by...

The CeramicSpeed Oversized Pulley Wheels 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 9100/9150 and 8000 SS/8050 SS is an industry leading product, chosen by many...

Made for Shimano Dura Ace 9200 and Ultegra 8100, the CeramicSpeed OSPW Shimano 9250/8150 Series Coated is an oversized pulley wheel system is meant to increase speed. Chosen by top athletes worldwide for road cycling, this 13-tooth upper and 19-tooth lower pulley design optimizes the rear...

The 3D Printed Ti Oversized Pulley Wheel System for Shimano Dura Ace 9200 and Ultegra 8100 with integrated stop tower for simple installation and durability. The CeramicSpeed Oversized Pulley Wheels System has been proven to be the fastest pulley system in the world. CeramicSpeed OSPW Systems are...

Improve your drivetrain performance and reduce drag with the CeramicSpeed OSPW X Cerakote-coated pulley wheel system. This pulley wheel set is made with a carbon fiber arm and features CeramicSpeed's premium coated bearings for long-lasting performance. The pulley wheels have a narrow-wide tooth...

The OSPW X System reduces friction 35-40% over stock pulley configuration. The lightweight custom molded carbon fiber cage ensures durability. This design allows the use of the same length chain as stock pulleys. The 14-tooth upper and 18-tooth lower pulley profiles ensure stable chain retention...

The CeramicSpeed OSPW X Shimano GRX/RX 2x11 Coated features a 13-tooth upper and a 19-tooth lower pulley wheel with durable aluminum construction. It is made for gravel and cyclocross setups where durability, low friction, and long-lasting use are necessary. For a customized setup, four spring...

Gravel riding has been one of the fastest-growing trends within cycling over the last couple of years. And no matter if riders are looking to escape traffic, challenge their technical skills, or simply want to explore new areas, theres endless fun to be had. Our components prowess for speed...