OSPW Pulley Wheel System

OSPW Pulley Wheel System

106315

Sale price$598.99
/

Color
Model
Finish

California Region

  • San Rafael 2-4 days 10-14 days
  • Sausalito 2-4 days 10-14 days
  • Berkeley 2-4 days 10-14 days
  • Palo Alto Available
  • San Francisco 2-4 days 10-14 days
  • Sacramento 2-4 days 10-14 days
  • Los Gatos 2-4 days 10-14 days
  • Petaluma 2-4 days 10-14 days
  • Walnut Creek 2-4 days 10-14 days
  • San Jose 2-4 days 10-14 days
  • Pleasanton 2-4 days 10-14 days
  • Folsom 2-4 days 10-14 days
  • Roseville 2-4 days 10-14 days
  • Stanford Research Park 2-4 days 10-14 days
  • Distribution Center 2-4 days 10-14 days
  • Distribution Center 2-4 days 10-14 days

Colorado Region

  • Denver East 2-4 days 10-14 days
  • Denver Downtown 2-4 days 10-14 days
  • Highlands Ranch 2-4 days 10-14 days
  • Parker 2-4 days 10-14 days
  • Distribution Center 2-4 days 10-14 days

Enjoy FREE shipping on all orders over $99! Orders under $99 ship for just $7.95.

All bikes ship FREE, including top brands like Cannondale, Santa Cruz, Cervelo, Gazelle, and Pivot. For the best ride-ready experience, our Gold Label Assembly service is automatically added at checkout for only $79 (regularly $100). This ensures your bike is professionally built, tested, and expertly re-packaged by our certified technicians—It's bike shop quality, direct to your doorstep.

Some bikes may be ineligible for shipping due to manufacturer restrictions.

Shop with confidence! It's important to us that you are happy with your Mike’s Bikes purchase so we offer offer a 30-day return/exchange window for your unused gear and 14 days on all bikes. Our exchange and return process is fast and easy. If you choose to exchange for a different size or color, we will ship your product for free.

View Full Policy

The CeramicSpeed Oversized Pulley Wheel System provides optimization and increased efficiency of the rear derailleur through its extremely low-friction bearings and unique overall design.

FEATURES:

  • Features 13-tooth upper and 19-tooth lower, aluminum pulley wheels with Grade 3 Silicon Nitride balls
  • Robust cage crafted from polyamide and carbon fiber for durability and light weight
  • Hardened steel bearing races
  • Only compatible with Dura Ace 9100/9150 and Ultegra 8000-SS/8050-SS
  • Not compatible with Ultegra 8000-GS or 8050-GS (medium cage) nor with the clutch equipped Ultegra RD RX800/RX805

SPECS:

  • Largest Cog: 32
  • Fits Brand: Shimano
  • Fits Model: Ultegra R8000-SS , Ultegra R8050-SS/GS , Dura-Ace R9100 , Dura-Ace R9150
  • Drivetrain Speeds: 11
  • Defined Color: Red