- Ultra-lightweight full carbon design,with T800 carbon fiber frame,fork,handlebar,seatpost,wheels,spokes
- Ultimate performance,Shimano Ultegra R8170 hydro braking, electronic shifting and now 12 speed. The ultimate in performance, style and value. Mechanical, electrical and hydro systems all working together to provide the ultimate ride experience.
- Wireless where it matters,Shimano's new shifting systems use wireless technology where it makes sense for both day-to-day life and ultimate performance.
- Refined interface,New Di2 dual control levers feature dramatic, all-new ergonomics and act as the wireless command center. Both DURA-ACE and Ultegra levers have a longer, slightly curved hood body for a more comfortable and secure grip
- Hyperglide+,The backbone of these two new groupsets is the game-changing HYPERGLIDE+ shifting technology.
- Better braking,Both DURA-ACE and ULTEGRA also welcome new braking systems, which are quieter, easier to maintain, and deliver superior control. Improvements start with the addition of Shimano’s proven SERVOWAVE technology.
- Superlight T800 carbon fiber material
- Internal Cable Routing Design,Integrated handlebar
- Aerodynamic frame，handlebar
- SHIMANO Ultegra R8170 Di2 2x12 Groupset
- Hydraulic Disc Brake
- Front derailleur with more compact design than previous model, connected to battery via cable
- Rear derailleur with wireless chip, LED display, charging socket and function button, connected to battery via cable
- Semi-wireless setup
- Bluetooth connection
- 700*25C wheels
Size Recommend: 54cm for 180cm-190cm 5'9''-6'2''
Bike configuration：
| Bike model | SAVA Di2 8170 |
| Brand | SAVA |
| Weight | 6.88kg(15.16lbs) |
| Frame | R13,Internal Cable 700C*540*142 Disc Brake Road Carbon Fiber Frame |
| Fork | R12,Internal routing 700C*100 Disc Brake Road Carbon Fiber Fork |
| Front wheel | Acer D3826TL-F 21H disc brake version carbon ring carbon strip M12*100 |
| Rear wheel | Acer D3826TL-R 21H disc brake version carbon ring carbon strip M12*142.SHIMANO 11S freewheel |
| Axle thru axle | Hollow, rear :142 thru-axle aluminum black 166mm, front :120mm |
| Tyre | IRC JETTY SK/KT 700*25C 60TPI |
| Inner tube | IRC 700C TPU 700*25C nozzle (F/V) 60MM |
| Front Fork Headset | Jingye Bearing 52+52 Bearing + Top Cover + Screws |
| Handlebar | Carbon fiber integrated handlebar HB05-420 carbon fiber 420*31.8 |
| Seatpost | R13 shaped 350MM carbon fiber |
| Straps | Dameng, 3D carbon pattern DD-3DT PU+EVA 2150*30*2.8 black |
| Crankset | SHIMANO FC-R8100.12-SPEED. 2. 170MM, 50-34T W/O CG, W/O BB.BULK |
| Bottom bracket | SHIMANO SM-BB71-41B PRESS FIT TYPE FOR ROAD,RIGHT & LEFT ADAPT BULK |
| Chain | SHIMANO CN-M8100, 108L.12-SPEED, W/QUICK-LINK, BULK |
| Left shift lever | SHIMANO ST-R8170(L), BR-R8170(F), FOR 140MM. 800MM. 3 GROUP, BULK |
| Right shift lever | SHIMANO ST-R8170(R), BR-R8170(R)25MM.1500MM.3 GROUP, BULK |
| Front derailleur | SHIMANO FD-R8150.12-SPEED. CS-ANGLE: 61-66. GEAR: 50-54T, CL: 43.5MM, BULK |
| Rear derailleur | SHIMANO RD-R8150.12-SPEED.W/TL-EW300, 3RD GROUP, BULK |
| Flywheel | SHIMANO CS-R8100.12-SPEED, 11-12-13-14-15-16-17-19-21-24-27-30T, BULK |
| Disc | SHIMANO SM-RT70 SS 140MM.E/LOCK RING(EXTERNAL SERRATION), BULK |
| Battery | SHIMANO BT-DN300, BUILT-IN TYPE, OTHERS SPEC, BULK |
| Cable Wire | SHIMANO EW-SD300,600MM,EW-SD300, 1200MM |
| Charging Cables | SHIMANO,EW-EC300, 1500MM |
| Pedals | Sanyun CS-201A |
| Saddle | Jin Yifeng T90. Carbon fiber 3K bottom shell |
| Screws | M5*16mm hexagon socket head cap screw, stainless steel |
Bike detail:
