SKU: 64712232575

CeramicSpeed OSPW Pulley Wheel Aero System for Shimano 9100/9150 and 8000 SS/8050 SS - Coated Races, Alloy Pulley, Carbon Cage, Black

Sale price$377.55 Regular price$419.50
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Ships within 48 hours · Estimated delivery Sep 23 - Sep 28

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Description

CeramicSpeed OSPW Pulley Wheel Aero System for Shimano 9100/9150 and 8000 SS/8050 SS - Coated Races, Alloy Pulley, Carbon Cage, BlackCeramicSpeed's OSPW Aero system has been developed in close collaboration with one of the world's leading aerodynamicists. The development process behind the OSPW Aero spanned over two years, where extensive wind tunnel testing influenced multiple design iterations. The end result is an entirely new cage structure wrapped around our existing mechanically optimized design. Locally reduces drag by an average of 40% compared to stock derailleurs

CeramicSpeed's OSPW Aero system has been developed in close collaboration with one of the world's leading aerodynamicists. The development process behind the OSPW Aero spanned over two years, where extensive wind tunnel testing influenced multiple design iterations. The end result is an entirely new cage structure wrapped around our existing mechanically optimized design.
  • Locally reduces drag by an average of 40% compared to stock derailleurs
  • Developed in coordination with Drag2Zero
  • Refines aerodynamics by focusing on frontal area impact, as well as smoothing and controlling the trailing wind
  • 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
  • Coated bearing races increase bearing service life by increasing hardness of race and reducing corrosion
  • 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
  • CeramicSpeed products with coated bearings include a lifetime warranty

Product Specifics

  • Defined Color: Black
  • Drivetrain Speeds: 11
  • Fits Brand: Shimano
  • Fits Model: Dura-Ace 9100
  • Fits Model: Dura-Ace R9150
  • Fits Model: Ultegra R8000-SS
  • Fits Model: Ultegra R8050-SS/GS
  • Largest Cog: 32
  • Shifter/Derailleur Compatibility: Shimano
  • keyword search: OSPWS Aero



Today's Stock Status

2 Available to ship in 2-4 Business Days





UPC: Not available
EAN: 5711050102952
Manufacturer Part Number: 110908
DP0195
183902-Q0-L


Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 64712232575

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Fergus Maurice
Phoenix, US
★★★★★ 1
Bad quality
Poor quality no liners
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Reviewed in the United States on May 15, 2026
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Love the dress
Alexandria, US
★★★★★ 5
Awesome quality for the price
Color: Black, Size: 8
Ordered size 8 for my son first communion great fit for the price was excellent
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Reviewed in the United States on May 4, 2026
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Grantham, US
★★★★★ 5
Perfect fit and great quality for the price
This suit was perfect for my son. The fit was exactly as expected. The quality is excellent for the price—it feels well made and durable enough to last through multiple wears. It doesn’t feel cheap or flimsy at all. It also looks really good on him. Clean, polished, and great for formal events like weddings or parties. Overall, a fantastic value with great quality and a great fit.
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Reviewed in the United States on May 9, 2026
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Nicole S.
Massapequa, US
★★★★★ 3
Missing items
Color: Sky Blue, Size: 16
Was missing the tie that is supposed to come with it and it looked like it was tried on and thrown back in the bag. The sleeve to the jacket were rolled up.
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Reviewed in the United States on December 7, 2025
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Alley Cat on a Homestead
Lexington, US
★★★★★ 5
Excellent Quality, Great Value, Great Look. Highly Recommend
Very well-made, there are some minor imperfections in the cuff sewing that aren't really noticeable when on. Liner is quality, color is spot on, and it fits true to size. If you're in the market for a toddler blazer and pants, you can't go wrong with this one in terms of quality, price, and the cut is perfect for a very polished look. There were a few loose strings to be clipped, but everything was correctly sewn and well. None of them affected the seam strength. The pants have a button and elastic on the waistband to make adjusting the waist size easier.
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Reviewed in the United States on November 14, 2025

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