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In Stock Ospw System For Shimano 9100/9150 And 8000 Ss/8050 Ss Series [pj5THFOt]

$57.99 $185.99 -69%

Optimized In Stock Ospw System For Shimano 9100/9150 And 8000 Ss/8050 Ss Series [pj5THFOt] The In Stock Ospw System For Shimano 9100/9150 And 8000 Ss/8050 Ss Series [pj5THFOt] is a cutting-edge component designed to revolutionize your cycling experience. This updated version of the Oversized Pulley Whee

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Optimized In Stock Ospw System For Shimano 9100/9150 And 8000 Ss/8050 Ss Series [pj5THFOt]

The In Stock Ospw System For Shimano 9100/9150 And 8000 Ss/8050 Ss Series [pj5THFOt] is a cutting-edge component designed to revolutionize your cycling experience. This updated version of the Oversized Pulley Wheel System offers unparalleled performance and efficiency, making it a favorite among professional cyclists and triathletes worldwide. With its innovative design and advanced technology, this system ensures a smoother and faster ride, providing you with a competitive edge on the road.

Key Features and Specifications

The OSPW System is engineered to provide significant energy savings, starting from 2.4 watts over standard Shimano systems. This translates to a 30%-60% overall power savings, allowing you to maintain a higher cadence and conserve energy over long distances. The system features a 13-tooth upper pulley wheel and a 19-tooth lower pulley wheel, meticulously designed to optimize the rear derailleur's performance. The oversized aluminium pulley wheels are available with either standard or coated CeramicSpeed Bearings, ensuring durability and long-lasting performance.
  • Energy savings of up to 60% over stock setups
  • Increased cadence and reduced drag
  • Long-lasting performance with CeramicSpeed Bearings

Practical Applications and Compatibility

The OSPW System is compatible with a wide range of Shimano 9100/9150 and 8000 SS/8050 SS derailleurs, making it an ideal upgrade for both Dura Ace and Ultegra models. It is also compatible with up to a 32-tooth cassette, allowing you to customize your gear range according to your preferences. However, please note that this system is not compatible with Ultegra 8000-GS or 8050-GS (medium cage) derailleurs, nor with the clutch-equipped Ultegra RD RX800 & RX805. For a compatible upgrade for these models, please consider our OSPW X for Shimano RX800/805.
  • Compatible with a wide range of Shimano derailleurs
  • Up to 32-tooth cassette compatibility
  • Customizable gear range for optimal performance

What Our Customers Say

December 30, 2025

Absolutely no complaints!

This is a very fine and an extremely so very useful tool.

- Nerys T..

December 30, 2025

Absolutely no complaints!

An outstanding product. It is so very, very, very well made.

- Urien K..

December 30, 2025

Absolutely no complaints!

This is a fantastic, very, very, very, very high-quality buy.

- Math C..

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