Meet the new 12-speed Shimano GRX Di2 RX825 series, which includes dual control levers refined for comfort and control, a Shimano Shadow RD+ equipped rear derailleur for better chain management, and a gravel-optimized front derailleur for precise shifting.

Shimano’s GRX ST-RX815 Di2 Shifter offers precise and reliable shifting for mixed-terrain riding at the push of a button. Improved braking input performance, a higher brake lever axis, and curved brake lever all mean riders will see higher braking …

Meet the new 12-speed Shimano GRX Di2 RX825 series, which includes dual control levers refined for comfort and control, a Shimano Shadow RD+ equipped rear derailleur for better chain management, and a gravel-optimized front derailleur for precise shifting.

2009年11月17日 · Shimano’s GRX ST-RX815 Di2 Shifter offers precise and reliable shifting for mixed-terrain riding at the push of a button. Improved braking input performance, a higher brake lever axis, and curved brake lever all mean riders will see higher braking efficiency, which reduces fatigue on long rides.

2025年2月27日 · And, carried over from the Ultegra R8170 Di2 road shifters, the new GRX shifters now feature the popular bonus button. This extra button is located on the inside of the hood to be operated...

The SHIMANO GRX DI2 DUAL CONTROL LEVER delivers light and responsive shifting for mixed-terrain riding. The ergonomic shifter design improves comfort and the textured, anti-slip brake lever increases control on bumpy terrain. The Di2 version offers the digital precision of SHIMANO electronic shifting and synchronized shifting.

Pairing the new GRX RX825 Di2 shift levers, available satellite switches, front derailleur, and rear derailleur with existing RX820 crankset, cassette, and brakes, riders will enjoy Shimano’s hallmark Di2 shifting performance and reliability with 2x12-speed gravel gearing.

The electronic Shimano GRX Di2 RD-RX815 rear derailleur is characterized by quiet, smooth, precise and reliable shifting even in the most demanding terrain. This is mainly due to the Shadow RD+ chain stabilisation system which prevents the chain from slapping and dropping as well as from unnecessary movements of the derailleur's cage, thus ...

2024年5月23日 · The new GRX Di2 shift/brake levers are wireless, following the lead of Shimano’s 12-speed Dura-Ace, Ultegra, and 105 road groups. Replaceable CR1632 coin-cell batteries power the shifters. According to Shimano, the expected lifespan under regular use is …