SHIMANO Grx Rd-Rx825 12-Speed Di2 Rear Derailleur Black, Rear, 12-Speed

SHIMANO Grx Rd-Rx825 12-Speed Di2 Rear Derailleur Black, Rear, 12-Speed

• Wireless Connectivity and Charging: Features built-in Di2 wireless module and USB charging port for seamless updates and maintenance, ensuring your drivetrain stays reliable and up-to-date during extended rides.
• Exceptional Performance on Rough Terrain: Equipped with Shadow RD+ technology and integrated clutch, this derailleur delivers precise, smooth shifting while reducing chain slap and drops on challenging gravel and mountain trails.
• Versatile Compatibility and Range: Supports 12-speed Road Di2 systems with a wide gear range (11-34t/36t cassettes) and a durable Long Cage design, ideal for mixed-terrain cycling and demanding riding conditions.
• Innovative Gravel-Tuned Clutch System: Adjustable clutch tension with On/Off switch optimizes chain retention for gravel, trail, or road riding, providing customizable performance and reducing maintenance for dirt, mud, and dust environments.
• Sleek, Durable Construction with Smart Features: Crafted in a sleek black finish using materials, complemented by LED status indicators for battery life and pairing status, making it a reliable choice for serious bike enthusiasts and professional riders.