Shimano K05S-RX Disc Brake Pad and Spring

The Shimano K05S-RX Disc Brake Pad and Spring feature a 5th generation resin lining material. The pad material is described as providing reduced noise and improved modulation.

The resin friction material is stated to offer 50% better wear resistance than K03S pads and 110% better wear resistance than K02S pads.

These pads are a narrow-type design without radiator fins and are compatible with 2-piston brake calipers. They include a stainless steel backplate and are sold as a 1-pair package.

The pads are compatible with the following Shimano brake models: BR-M9100, BR-M9110, BR-M8110, BR-R9270, BR-R8170, BR-R7170, BR-R9170-F, BR-R9170-R, BR-R8070-F, BR-R8070-R, BR-R7070-F, BR-R7070-R, BR-4770-F, BR-4770-R, BR-RS805-F, BR-RS805-R, BR-RS505-F, BR-RS505-R, BR-RS405-F, BR-RS405-R, BR-RS305-F, BR-RS305-R, BR-U5000, BR-RX810-F, BR-RX810-R, BR-RX400-F, BR-RX400-R, and BR-RX820.

They are also compatible with Shimano XTR M9100 Series, Deore XT M8100 Series, Dura-Ace R9150 Series, Ultegra R8050 Series, Shimano 105 R7100 Di2 Series, Shimano 105 R7000 Series, Tiagra 4700 Series, Metrea U5000 Series, GRX 11-speed, GRX 10-speed, and cyclocross / on-road disc brake systems.

The Shimano K05S-RX Disc Brake Pad and Spring are resin disc brake pads designed for Shimano 2-piston hydraulic disc brake systems.