描述
SHIMANO’s GRX Di2 12-speed rear derailleur features a built-in wireless connectivity unit and charging port, ensuring fast and reliable shifting for mixed-terrain riding and easy recharging. Integrated SHADOW RD+ technology prevents chain slap and ensures precise shifting even on rough terrain. Thanks to built-in ON/OFF switch, wheel removal is easy too. The RD-RX825 is compatible with 11-34T and 11-36T 12-speed cassettes and supports Full or Semi-Synchronized shift modes, enhancing rider customization.
BENEFIT
- Fast and reliable shifting on rough terrain
- Gravel-tuned clutch tension
- LED status indicator
- Top sprocket: Max. 11T/Min. 11T
- Low sprocket: Max. 36T/Min. 34T
- Total capacity: 40T
FEATURE
- Adjustable chain stabilizer prevents chain slap
- SHIMANO SHADOW RD+
- Switch stabilizer ON/OFF to match terrain: ON for gravel, OFF for smooth roads
- Battery indicator, pairing, adjust mode, etc.
PRODUCT SPECIFICATION
- Model No : RD-RX825
- Series : GRX
- Rear speeds : 12
- RD construction – SHIMANO SHADOW RD+ : Model No
- Mount
- Direct attachment (conventional) : ✔
- Direct mount : ✔
- Max. front difference : 17T
- Total capacity : 40T
- Low sprocket
- Max. : 36T
- Min. : 34T
- Top sprocket
- Max. : 11T
- Min. : 11T
- Fluoric coated link bushings : 4
- Pulley
- Guide pulley bearing : Sealed bearing
- Tension pulley bearing : Sealed bearing
- Teeth : 11/13T
- Sunken type pulley screw : ✔
- B-axle – Hollow axle : ✔
- B-axle 2 – Hollow axle : ✔
- Di2 connectivity wired – Di2 shifting : ✔
- Di2 connectivity wireless
- Di2 shifting : ✔
- Bluetooth® LE custom (*1)|Adjust mode information : ✔
- Bluetooth® LE custom (*1)|Di2 battery level : ✔
- Bluetooth® LE custom (*1)|Gear position : ✔
- Bluetooth® LE custom (*1)|SHIMANO E-BIKE SYSTEMS data items (*3) : ✔
- Bluetooth® LE custom (*1)|Compatible with E-TUBE RIDE : ✔
- Bluetooth® LE custom (*1)|Compatible with E-TUBE PROJECT : ✔
- ANT private (*2)|Adjust mode information : ✔
- ANT private (*2)|Di2 battery level : ✔
- ANT private (*2)|Gear position : ✔
- ANT private (*2)|SHIMANO E-BIKE SYSTEMS data items (*3) : ✔
- Firmware update by E-TUBE PROJECT : ✔
- SD50 port (pcs) : 0
- SD300 port (pcs) : 1
- SD50 connector (pcs) : 0
- SD300 connector (pcs) : 0
- LED for system status : ✔
- Charging cable : EW-EC300
- Remarks : w/o Bracket spec. available
- Color : Series color
商品評價
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