Ceramicspeed OSPW RS 3D Titanium for Shimano 9250/8150

Cer

With OSPW RS for Shimano Road groupsets, we're lifting the OSPW into the future with a distinctly modern and angular design. The updated design brings balance and refinement to the OSPW System allowing it to blend seamlessly into the contemporary design trends of bikes and groupsets - making up the whole of which the OSPW System is part. The OSPW RS is a statement for where we've been, and where we're going - always at the forefront.

FEATURES

3D-Printed Titanium Pulley Wheels

Made from ultra-lightweight, CNC‑grade titanium using 3D printing for optimal strength-to-weight ratio — approximately 86 g for the whole system

Substantial Friction Reduction

Offers a 35–40% reduction in drivetrain friction compared to Shimano’s factory pulley wheels, which translates to smoother and more efficient pedaling

Reinforced Angular Cage Design

New modern design with increased reinforcement for enhanced rigidity and long-term durability

Hand-Built Ceramic Coated Bearings

Each pulley features CeramicSpeed’s hand-built hybrid bearings (stainless steel races with coated ceramic balls) for ultra-low friction and extended wear life

Zero-Drag Chain Retention

Maintains strong chain tension and retention without adding any drag to the drivetrain

Corrosion-Resistant Coating & Finish Options

Comes coated (e.g. DLC-coated in black or oil‑slick PVD finishes) for excellent resistance to corrosion and aesthetic longevity

IN THE BOX

Complete OSPW RS 3D Titanium for Shimano 9250/8150 system

SPECIFICATIONS

Discipline Road & Tri

Net Weight 86g

Gross Weight 311g

Pulley Material 3D-Printed Titanium

Derailleur Shimano

Derailleur Models Dura Ace RD-9250 & Ultegra RD-8150