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Cycling navigate_next Components navigate_next Rear derailleurs navigate_next Accessories navigate_next CeramicSpeed ALPHA PW pulleys for Shimano R9250 derailleur
CeramicSpeed

CeramicSpeed ALPHA PW pulleys for Shimano R9250 derailleur

-12%
229 € -12%
RRP 259 €
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By courier to your home Delivery by courier DPD Delivery by courier GLS
Delivery method on Monday 31.08.2026
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At pick-up points
Delivery method on Tuesday 01.09.2026
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Extended return option up to 100 days More info
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Extended additional warranty +1 year More info
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CeramicSpeed ALPHA PW pulley wheels bring advanced durability technology in a compact, standard-size format. They are designed for riders seeking a durable solution with smooth shifting and long lifespan. These pulleys are intended for both road and off-road use, combining a one-piece, molded composite body with low-friction CeramicSpeed ceramic bearings. Their signature tooth profile ensures an efficient, precise, and highly durable upgrade for modern derailleurs. The specific shape of the ALPHA PW upper and lower pulley provides sharp chain control, quiet operation, and consistent performance even under load. The derailleur-specific stainless steel dust covers offer excellent bearing protection and eliminate the need for additional spacers. The ALPHA PW pulley wheels are developed, designed, and hand-built in Denmark.

  • One-piece, molded composite body
  • Low-friction CeramicSpeed ceramic bearings
  • Patented ADR technology for bearing protection
  • Signature tooth profile
  • Stainless steel dust covers
  • Intended for both road and off-road use
  • Package contents:
    • ALPHA Pulley Wheels set
    • UFO TECH Pulley Wheel Oil 15 ml
Product details
Groupset Other
product ID 409332
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CeramicSpeed
Accessories CeramicSpeed
CeramicSpeed is a Danish brand that specializes in high-performance ceramic bearings and drive components for various industries including cycling, automotive and industrial applications. The brand is known for its innovative and cutting-edge technology, offering products that aim to improve the efficiency, durability, and overall performance of mechanical systems. CeramicSpeed was founded in 2004 by Jacob Csizmadia, a mechanical engineer with a passion for cycling. Frustrated by the limited options for high-quality bearings in the cycling industry, Csizmadia decided to develop a superior solution. He began experimenting with ceramic materials, which are known for their low friction and high wear resistance. After years of research and development, CeramicSpeed was born.
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