CeramicSpeed OSPW Pulley Wheel System Shimano 9100/9150 8000 SS/8050 SS - Alloy Pulley Carbon Cage BLK

We’re a mission-driven bike shop based in Colorado. Every sale helps refurbish and donate bikes to those in need through Bicycles for Humanity Colorado.

Each item has been professionally inspected, thoroughly cleaned, carefully refurbished, and is ready for immediate use.

CeramicSpeed OSPW Pulley Wheel System Shimano 9100/9150 8000 SS/8050 SS - Alloy Pulley Carbon Cage BLK

For riders who demand every watt and every shift to count, this OSPW system reshapes how your rear derailleur operates. It minimizes friction, delivering smoother, crisper gear changes and a noticeable drop in effort on long climbs. Built to endure high-mileage use, it keeps your drive train efficient ride after ride.

Who is this for?

Serious enthusiasts and endurance riders using Shimano Dura-Ace R9150 with 11-speed setups who crave maximum efficiency, quicker shifts, and a silky drivetrain feel. It’s also ideal for riders replacing worn pulleys with a durable upgrade that reduces friction losses on challenging climbs and high-speed descents.

Each item is professionally packed and shipped next day. Select in-store pick-up at checkout and visit us if you are local!