CeramicSpeed Shimano Road 12-speed Derailleur Pulleys

CeramicSpeed pulleys for Shimano Road 12-speed rear derailleurs such as R9250 and R8150

The CeramicSpeed pulleys for Shimano Road 12-speed are compatible with the Dura-Ace R9250, Ultegra R8150 and 105 R7150 Di2 rear derailleurs. They each have 11 teeth and are made of aluminium. Smooth-running ceramic bearings increase the performance of your drivetrain.

For hazard warnings, safety and application information, please see CeramicSpeed Oil for Derailleur Pulleys.

Technical Information:

Application:

Road, Triathlon & Time Trial

Compatibility:

Shimano Road 12-speed

Teeth:

11

Gearing:

12-speed

Material:

aluminium

Bearings:

Ceramic

Compatibility:

• Shimano Dura-Ace Di2 R9250
• Shimano Ultegra Di2 R8150
• Shimano 105 Di2 R7150

Features:

• high-performance bearings with special ceramic balls made of grade 3 silicon nitride (best achievable degree for ceramic bearings)
• CeramicSpeed bearing balls: 15% harder, 100% smoother and 99% more resilient than commercially available ceramic balls
• ball bearing retainer made of reinforced polyamide, race made of hardened steel with polished channel
• energy savings thanks to greatly reduced friction, higher top speed thanks to improved power transfer
• handmade in Denmark

Manufacturer Number:

111926

Contents:

• 1 x CeramicSpeed Shimano Road 12-speed lower derailleur pulley
• 1 x CeramicSpeed Shimano Road 12-speed upper derailleur pulley
• 1 x CeramicSpeed oil, 15 ml dropper bottle
• 1 x spacer kit