

Buy anything from 5,000+ international stores. One checkout price. No surprise fees. Join 2M+ shoppers on Desertcart.
Desertcart purchases this item on your behalf and handles shipping, customs, and support to Nicaragua.
⚙️ Shift like a pro, ride like a legend.
The SHIMANO XT RD-M8100-SGS is a premium 12-speed long cage rear derailleur engineered for mountain bikers demanding fast, precise, and silent shifting. Featuring a low-profile Shadow Plus design, 13T sealed bearing pulleys, and advanced chain stabilization, it delivers smooth, efficient gear changes on the toughest trails. Built with durable alloy components and optimized for 1x drivetrains, it supports large sprockets up to 51T, making it the go-to choice for serious riders seeking performance and reliability.
| ASIN | B07SWQZB46 |
| Best Sellers Rank | #52,307 in Sporting Goods ( See Top 100 in Sporting Goods ) #7 in Bike Front Dérailleurs |
| Brand Name | SHIMANO |
| Case Material Type | Aluminum |
| Color | Black |
| Customer Reviews | 4.7 4.7 out of 5 stars (546) |
| Global Trade Identification Number | 04550170443641 |
| Included Components | Shimano Deore XT |
| Item Dimensions L x W x H | 17.8L x 17.8W x 12.7H centimeters |
| Item Type Name | Brakes & Shifters |
| Item Weight | 200 Grams |
| League Name | Shimano |
| Manufacturer | Shimano Deore XT |
| Manufacturer Part Number | 587830 |
| Material Type | Other |
| Model Number | 587830 |
| Mount Type | Braze-On Mount |
| Number of Teeth | 26 |
| UPC | 192790443645 |
Trustpilot
1 week ago
2 weeks ago