Shimano Acera RD-M3020 8 Speed Rear Derailleur - Black - SGS Long Cage

£37.99 Please note this product has selling restrictions to your country. was
Manufacturer : 
SJS Cycles part number : 
Manufacturer part number : 
- Acera mountain bike rear derailleur with light action operation and over-size pulleys for a wide gear choice
- 11-tooth tension and guide pulleys
- Extension spring and low-friction fluorine-coated link pivot bushing result in a light shifting action
- Top normal spring for use with Rapidfire shifters
- IG and HG chain, 7- and 8-speed compatible
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Questions & Answers (2)
How much does this weigh, please?
12 Apr 2024
300 grams SK 15/04/24
13 or 11 tooth pulley wheels?
01 Sep 2023
The description indicates this uses oversized 13 tooth pulley wheels - but in the photo and diagram they are 11 tooth. Shimano's product page (at also gives 11 tooth as the specification. Which is correct?
Hi - They are 11 tooth pulleys. Thanks