

🚴♂️ Shift into the future with Shimano’s stealthy precision!
The Shimano Alivio M3100 Rear Derailleur features a 9-speed HyperGlide system and Shadow RD technology for enhanced durability and smooth shifting. Designed with an optimized spring tension and a flat profile, it protects against trail impacts and chain stay stops, making it ideal for trail and trekking cyclists. Lightweight and backed by a 2-year warranty, it delivers reliable performance for unisex riders seeking dependable drivetrain components.
| Product Dimensions | 6.69"L x 4.43"W x 3.94"H | 
| Manufacturer | Shimano | 
| UPC | 192790621159 | 
| Global Trade Identification Number | 04550170621155 | 
| Item Package Dimensions L x W x H | 7.83 x 4.72 x 4.21 inches | 
| Package Weight | 0.38 Kilograms | 
| Item Dimensions LxWxH | 6.69 x 4.33 x 3.94 inches | 
| Brand Name | SHIMANO | 
| Warranty Description | 2 Year Manufacturer | 
| Model Name | C8C086 | 
| Suggested Users | unisex | 
| Number of Items | 1 | 
| Part Number | ERDM3100SGS | 
| Model Year | 2021 | 
| Style | Single | 
| Included Components | Bike Parts | 
| Size | standard size | 
| Sport Type | Cycling | 
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