描述
XTR M9100 系列變速器帶來了全新的傳動系統靜音體驗，這得益於在低檔位下張緊力的降低，以及在導輪架上額外添加的防撞保護。較大的 13T 導輪可增加效率和鏈條管理，同時與 SHIMANO 的全新 12 速卡式飛輪加速產品相容。
BENEFIT
增強變速性能
傳動系統安靜無聲
低斷面設計
低位後飛輪齒片相容性
TECHNOLOGY
全新驅動系統的最佳選擇
SHIMANO SHADOW RD+
FEATURE
減少低檔位時的後變速器張力，以避免鏈條張力過高
後變速器導輪架加裝防撞消音塊
加大 13T 導輪
10-45T (2×12 速)
10-45T (1×12 速)
PRODUCT SPECIFICATION
| Model No | RD-M9120-SGS | |
| Series | XTR | |
| Rear speeds | 12 (front double) | |
| Compatible chain | HG 12-speed | |
| RD construction | SHIMANO SHADOW RD+ | ✔ |
| Mount | Direct attachment (conventional) | ✔ |
| Max. front difference | 10T | |
| Total capacity | 41T | |
| Low sprocket | Max. | 45T |
| Min. | 45T | |
| Top sprocket | Max. | 10T |
| Min. | 10T | |
| Fluoric coated link bushings | 8 | |
| Pulley | Guide pulley bearing | Sealed bearing |
| Tension pulley bearing | Sealed bearing | |
| Teeth | 13T | |
| Sunken type pulley screw | ✔ | |
| B-axle | Hollow axle | ✔ |
| Average weight | 241 | |
| Color | Series color | |
商品評價
目前沒有評價。