Ceramicspeed derailleur pulley OSPW RS Alpha for SRAM RED D1/E1 + Force E1 V3 silver 117449

CeramicSpeed OSPW RS ALPHA for SRAM RED D1/E1 + Force E1 V3

The CeramicSpeed OSPW RS ALPHA SRAM Red/Force AXS V3 is a high-performance oversized pulley wheel system (OSPW) designed for SRAM RED D1/E1 and Force AXS rear derailleurs. It is engineered to reduce drivetrain friction, improve efficiency, and deliver long-lasting performance in all riding conditions.

The V3 version introduces an optimized cage interface, making installation faster, easier, and more consistent while maintaining the proven efficiency and durability of the OSPW RS platform.

Key Features

• Compatible with SRAM RED AXS and Force AXS rear derailleurs
• Oversized pulley wheels: 15T upper / 19T lower
• Hand-built low-friction ceramic bearings
• Reduced drivetrain resistance and improved efficiency
• Durable performance in all weather conditions
• Updated V3 cage design for easier installation
• Premium RS ALPHA finish
• Color: Silver

Technology Highlights

ADR – Active Debris Remover (Patented Technology)

• Patented system designed to prevent debris from entering the bearings
• Fully enclosed dust cover anchored into the pulley wheel groove
• Bladed groove structure actively removes dirt during rotation
• Developed through extensive lab and professional field testing

ALPHA Disc Pulley Wheel

• Ultra-durable two-piece pulley construction
• Composite narrow-wide tooth profile for lower noise and longer wear life
• Solid aluminum disc design improves stiffness and strength
• Helps prevent debris from becoming trapped between pulley spokes
• Tested in demanding cyclocross mud conditions for improved mud clearance

Technical Specifications

In the box

• Complete CeramicSpeed OSPW RS ALPHA system for SRAM RED / Force AXS V3

In practice

This oversized pulley system is designed for riders seeking maximum drivetrain efficiency and reduced friction in road and triathlon applications. The combination of oversized pulleys, ceramic bearings, ADR sealing technology, and the ALPHA Disc design delivers smooth shifting, improved durability, and excellent contamination resistance in demanding riding conditions.