![SHIMANO GRX Groupset DUAL CONTROL LEVER ST-RX400 RD-RX400 Front Derailleur FD-RX400 Brake BR-RX400 10 Speed Original Parts - AliExpress SHIMANO GRX Groupset DUAL CONTROL LEVER ST-RX400 RD-RX400 Front Derailleur FD-RX400 Brake BR-RX400 10 Speed Original Parts - AliExpress](https://ae01.alicdn.com/kf/S25942e884ccf481fa522fffc33c04b9ai.jpg_640x640Q90.jpg_.webp)
SHIMANO GRX Groupset DUAL CONTROL LEVER ST-RX400 RD-RX400 Front Derailleur FD-RX400 Brake BR-RX400 10 Speed Original Parts - AliExpress
![The Shimano GRX Drivetrain Brings Familiar Mountain Bike Tech to Gravel Riding [Review] - Singletracks Mountain Bike News The Shimano GRX Drivetrain Brings Familiar Mountain Bike Tech to Gravel Riding [Review] - Singletracks Mountain Bike News](https://images.singletracks.com/blog/wp-content/uploads/2023/02/shimano_grx_drivetrain_brakes-3-scaled.jpg)
The Shimano GRX Drivetrain Brings Familiar Mountain Bike Tech to Gravel Riding [Review] - Singletracks Mountain Bike News
![shimano GRX RX400 Shifter+Brake+Front Derailleur+Rear Derailleur 2x11 Speed Bicycle Group Set Bike Groupset cycling Groupset - AliExpress shimano GRX RX400 Shifter+Brake+Front Derailleur+Rear Derailleur 2x11 Speed Bicycle Group Set Bike Groupset cycling Groupset - AliExpress](https://ae01.alicdn.com/kf/S4bd44d6335d948658edbe5f0f2d6e7c3a/shimano-GRX-RX400-Shifter-Brake-Front-Derailleur-Rear-Derailleur-2x11-Speed-Bicycle-Group-Set-Bike-Groupset.jpg)
shimano GRX RX400 Shifter+Brake+Front Derailleur+Rear Derailleur 2x11 Speed Bicycle Group Set Bike Groupset cycling Groupset - AliExpress
![I just bought a new bike. Went on a quick ride to bed in the brake pads and the rear rotor looks like this. Is this normal? Shimano GRX RX400 : r/bikewrench I just bought a new bike. Went on a quick ride to bed in the brake pads and the rear rotor looks like this. Is this normal? Shimano GRX RX400 : r/bikewrench](https://i.redd.it/8jryp785axw61.jpg)