2025 Cannondale Synapse Carbon 1 – Road Bike
Specifications
| Specification | Details | 
| Model | Synapse Carbon 1 | 
| Vehicle Category | Road Bike | 
| Application | Endurance road riding, long distance missions, fast group rides | 
| Starting Price (2025) | $9,000.00 USD | 
| Color Options | Tungsten Blue | 
Frame & Drivetrain
| Specification | Details | 
| Frame | Synapse Hi-MOD Carbon, Proportional Response construction, integrated cable routing, downtube Stashport, 12x142 thru-axle, UDH, BSA 68mm threaded BB, flat mount disc, integrated seat binder, SmartSense Gen 2.0 equipped, fender mounts | 
| Fork | Synapse Hi-MOD Carbon, integrated crown race, 12x100mm thru-axle, flat mount disc, internal routing, 1-1/8" to 1-1/5" Delta steerer, 55mm offset, fender mounts | 
| Drivetrain Compatibility | Shimano Ultegra Di2 R8150, 12-speed | 
| Dropouts | 12x142 thru-axle | 
| Bottom Bracket | Shimano BSA 68 | 
| Crank | Shimano Ultegra R8100, 50/34, 4iiii PRECISION 3+ PRO Power Meter: 165mm (44cm), 170mm (48-51cm), 172.5mm (54-56cm), 175mm (58-61cm) | 
| Chain | Shimano Ultegra, 12-speed | 
| Rear Derailleur | Shimano Ultegra Di2 R8150 | 
| Front Derailleur | Shimano Ultegra Di2 R8150 | 
| Shifters | Shimano Ultegra Di2 R8170, wireless, 12-speed | 
| Cassette | Shimano Ultegra R8100, 11-34, 12-speed | 
Components & Features
| Specification | Details | 
| Seating | 1 passenger (Fizik Vento Argo R5, 140mm) | 
| Cargo Capacity | Downtube Stashport with Large StashBag | 
| Wheels/Tyres | (F) Vittoria Corsa PRO Control, 700x32c, tubeless ready / (R) Vittoria Corsa PRO Control, 700x32c, tubeless ready | 
| Wheel Size | 700c | 
| Brakes | Shimano Ultegra R8170, 160/160mm CL800 rotors | 
| Brake Levers | Shimano Ultegra Di2 R8170 hydraulic disc | 
| Handlebar | Cannondale SystemBar R-One, low drag, full carbon integrated bar/stem, internal routing: 90x380mm (44cm), 90x400mm (48-51cm), 100x420mm (54-56cm), 110x420mm (58-61cm) | 
| Stem | Cannondale SystemBar R-One, low drag, full carbon integrated bar/stem, internal routing | 
| Headset | Integrated, 1-1/8" - 1-1/2" | 
| Saddle | Fizik Vento Argo R5, 140mm | 
| Seatpost | Cannondale C1 Aero 27 Carbon, SmartSense compatible, 330mm length, 0mm offset (44-48cm), 15mm offset (51-61cm) | 
| Seatpost Clamp | Integrated | 
| Grips | Fizik Tempo Bondcush Soft, 3mm | 
| Front Hub | DT Swiss 350, 12x100mm centerlock | 
| Rear Hub | DT Swiss 350, 12x142mm centerlock | 
| Rims | Reserve 42 | 49 Turbulent Aero, 24h, tubeless ready | 
| Spokes | Sapim CX-Ray Aero straight pull | 
| Exterior Features | Large StashBag downtube storage bag, Fillmore tubeless valves, Cannondale Wheel Sensor | 

