SHIMANO 105 is a premium road component groupset that inherits competition-grade technologies and designs from DURA-ACE to offer a truly unique balance of impressive performance, reliability, and affordability. 

The Shimano 105 R7100 Mechanical groupset delivers modern 12-speed road performance with precise, reliable shifting and powerful hydraulic disc braking. Designed for riders who value consistency and control, it offers a wide gear range and refined ergonomics suited to everything from everyday training rides to fast weekend efforts.

Built around Shimano’s proven durability, 105 R7100 Mechanical provides smooth performance and confidence-inspiring braking in all conditions.

The SHIMANO 105 R7120 DUAL CONTROL LEVERS feature a revised lever position and bracket shape developed using data from a broad study of different hand shapes. That’s combined with the all-condition confidence of hydraulic disc brakes and the quick and intuitive shifting cyclists expect from SHIMANO 105.

Groupset Includes:

• Shimano ST-R7120 STI Shifter Right w/ BR-R7170 Front Calliper 
• Shimano ST-R7120 STI Shifter Left w/ BR-R7170 Rear Calliper
• Shimano FC-R7100 Crankset Front 12 Speed Crankset - 170mm 50/34 
• Shimano CS-R7100 12 Speed Cassette 11-34
• Shimano SM RT64 Rotor 140mm
• Shimano SM RT64 Rotor 160mm
• Shimano FD-R7100 Front Derailleur - Braze On
• Shimano FD-R7100 Rear Derailleur
• Shimano SLX/105 CN-M7100 12 Speed Chain