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General| Category | Bicycle |
|---|---|
| Series | GRX |
| Model | RD-RX812 |
| Maximum Sprocket | 42T |
| Minimum Sprocket | 11T |
| Total Capacity | 31T |
| Clutch | Yes |
| Min Low Sprocket | 11T |
| Rear Speeds | 11 |
| Cage Length | Long |
| Compatible Chain | HG 11-speed |
| Mount Type | Direct attachment |
| Compatibility | Shimano 11-speed |
| Actuation Ratio | Shimano Road |
Key safety instructions, warnings, and user advisories for product operation.
Guidelines for proper installation, lubrication, and maintenance procedures.
Step-by-step guide for installing the standard type rear derailleur.
Step-by-step guide for installing the direct mount type rear derailleur.
How to adjust the high limit screw for proper shifting to the smallest cog.
Procedure for checking and setting the correct chain length.
Steps for properly connecting and securing the inner shift cable.
How to adjust the low limit screw for proper shifting to the largest cog.
Procedure for adjusting the B-screw to set pulley-to-sprocket clearance.
Steps for fine-tuning the shifting system (SIS) for smooth gear changes.
Instructions for replacing the guide and tension pulleys.
Guidance on applying grease to the chain stabilizer for smooth operation.
How to adjust the friction level of the derailleur's clutch mechanism.
Procedures for removing and installing the plate and its tension spring.
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