CeramicSpeed OSPW Pulley Wheel Aero Alpha System SRAM Red D1/E1 Force D1 AXS
ALPHA Aluminum Pulley Carbon Cage Black v2

$799.00

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Key Features

  • Material: Ceramic / Carbon / Aluminum*
  • Weight: 0.75 lb*

Learn More About This Product

CeramicSpeed pushes drivetrain efficiency to the extreme with ultra-low-friction ceramic bearings and advanced pulley systems. Their high-performance components are built for riders chasing every last split second and are trusted by WorldTour pros and triathletes around the world.

he CeramicSpeed OSPW Aero ALPHA system for SRAM Red D1/E1 and Force D1 AXS rear derailleurs updates the fastest proven aero derailleur cage to include the CeramicSpeed's patent pending ADR bearing protection and quiet performing ALPHA disc with composite tooth profile pulleys. Furthermore a speed defying pinstripe graphic has been added for a splash of visual motion.
  • This version 2 system is compatible with both SRAM RED D1/E1 and Force D1 AXS rear derailleurs with or without the newly added spring tension holes
  • Injection Molded Carbon Fiber reinforced PA Aero cage reduces aerodynamic drag on the rear derailleur by up to 60% and offers new levels of strength and durability
  • Alpha disc pulleys are paired with a composite narrow-wide tooth profile to help prevent debris from external objects getting stuck
  • The 15-tooth upper and 19-tooth lower Alpha pulley wheels feature ADR bearing protection that completely encloses the bearings
  • This OSPW System has handbuilt CeramicSpeed bearings installed in each pulley and feartures Grade 3 Silicon Nitride ball bearings that are 400% smoother 128% harder and 58% lighter than standard steel balls normally used in the bicycle industry
  • 2 customizable spring tension settings for optimal setup
  • It is not possible to add these pulleys to a previous generation OSPW Aero cage
    Largest Cog 36
    Fits Model Red D1/E1 and Force D1
    Fits Brand SRAM
    Drivetrain Speeds 12
    Title Default Title
  • Product Identifiers

    • SKU: DP0219
    • Barcode: 5711050156481
    • Manufacturer Part Number (MFPN/MPN): 116925
    • Model Number: D1957


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    At the end of the day, we’re mountain bikers. We spend our weekends on the dirt, chasing turns, and geeking out over gear. We sell the brands we ride and love, and we care about every build like it’s headed into our own garage. Our goal is simple: to make buying your bike such a good experience that when we see you out on the trail, it feels like seeing a friend.

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    *Disclaimers

    1. While every effort is made to ensure the accuracy of the above information, it is entered by real live humans and humans make mistakes. The majority of the bikes on our website are specced exactly as they come from the manufacturers. Any upgrades or customizations will be listed separately. Please confirm with Airpark Bike Co if there are any questions about the included specification for the bike you are looking at.
    2. Bike component specifications including (but not limited to) suspension, drivetrain, brakes, tires, and wheels are subject to change by the manufacturer without notice.
    3. Any indicated component upgrades included or purchased in conjunction with a bike will be replacements for OEM components on the bike. The bike will ship with the upgraded components installed, but will not include the OEM components. Credit for the OEM components are factored into the pricing for upgrades.
    4. Weights, where provided, are based on manufacturer estimates for the model and are not a guarantee. The actual delivered weight may vary between build kits or spec levels of the same product, as well as between sizes. It may also vary due to upgraded components, variation in amounts of lubricants and sealants, and other factors.
    5. The list of materials in automatically generated. It's intended to give a general overview of key materials and is not necessarily complete or accurate. Products may also contain other materials not listed. Contact us if you have questions about a particular product.
    CeramicSpeed OSPW Pulley Wheel Aero Alpha System SRAM Red D1/E1 Force D1 AXS - ALPHA Aluminum Pulley Carbon Cage BLK v2

    CeramicSpeed OSPW Pulley Wheel Aero Alpha System SRAM Red D…
    ALPHA Aluminum Pulley Carbon Cage Black v2

    $799.00
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