Shimano 105 Di2 – Electronic performance for everyone
Experience professional-level shifting with the new 12-speed Di2 groupset. The 105 Di2 takes your performance to a whole new level. With super-fast, precise shifting and powerful, finely adjustable braking performance, you'll enjoy maximum riding pleasure – whether during fast training sessions, demanding amateur races, or extended tours with friends.
State-of-the-art technology meets reliability
The new model combines Shimano's innovative Di2 technology with ergonomics optimized for everyday use, setting new standards in the mid-range. You benefit from wireless shifting on the handlebars, lightning-fast gear changes under load, and a noticeably cleaner cockpit look. The specially developed shifting system ensures absolute reliability – even in bad weather or on long rides.
Made for ambitious drivers
The 105 Di2 is ideal for anyone who values performance, comfort, and low maintenance. Innovative features like Synchro-Shift, customizable shift settings via app, and integration with bike computers make every bicycle a unique highlight. The smooth braking system brings you to a safe stop, even in demanding situations.
specification
| feature | Description |
|---|
| Battery life | Up to 1,000 km per charge (internal battery, rechargeable) |
| Braking system | Hydraulic disc brake, flat mount |
| cockpit | Wireless gearshift lever, wireless gearshift control |
| Weight (complete group) | approx. 2,950 g (manufacturer's specification) |
| cassette | 12-fold, gradation 11-34, Hyperglide, HG-compatible |
| chainring | Double, 50-34 teeth |
| compatibility | HG 11-/12-speed Road freehub body, E-Tube Project App |
| shifter | Electronic, Di2, RD-R7150, up to 34 teeth |
| technology | Di2 (semi-wired, wireless on the handlebars), Synchro and Semi-Synchro shifting |
| Translations | Wide range, also ideal for steep climbs |
Scope of delivery
- 2x Di2 STI shift levers ST-R7170 (right & left, wireless)
- 2x hydraulic disc brake calipers BR-R7170 including brake pads
- 1x Di2 rear derailleur RD-R7150 (electronic)
- 1x Di2 front derailleur FD-R7150 (electronic)
- 1x crankset FC-R7100
- 1x CS-R7100 cassette
- 1x Shimano CN-M7100 12-speed chain, 114 links, including quick link
- 1x bottom bracket Shimano BB-RS500-PB
- 1x Di2 battery BT-DN300 (internal)
- 1x Electronic cable EW-SD300 (650mm)
- 1x electronic cable EW-SD300 (1200mm)
- 1x EW-EC300 charging cable
- 2x brake disc Shimano SM-RT54 160mm
