Shimano GRX RD-RX825 Di2 12-Speed Rear Derailleur
| Brand | Shimano |
|---|---|
| Colour | Grey |
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./p>
Shimano GRX, with its gravel specific ergonomics, optimized gearing options, rugged reliability, and quiet and stable drivetrain, sets itself apart from the rest of the component world.
Technology
Quiet and Secure
Introduced in our MTB range and designed for more aggressive riding, this feature gives the derailleur a super low-profile design. It also reduces chain slap, improves chain retention and reduces the risk of clipping.
Shimano Shadow RD+
Intended for more aggressive riding. Its super low profile design carries many benefits. Because of its low profile and single tension construction, the derailleur doesn't hit the chain stay in rough riding conditions./p>
- Less distraction quiet drive train
- Rear derailleur stabilizer reduces chain slap
- Simple solution for chain drop
- Lighter and more efficient than roller type chain device
Features
- Low profile Shadow Plus design 12-speed rear derailleur with Di2 technology for fast and precise shifting performance
- Shadow Plus uses a chain stabilising switch that when on will reduce chain bounce in rough terrain maintaining more stable drive and shifting
- High tolerance cold forged aluminium link plates and body construction is extremely light and durable
- 12-speed E-tube Di2 compatible
- Compatible with 12-speed HG Plus chains
- Wide gear ratio compatible up to 11-36T
