Cannondale Synapse Carbon 4 (2025)

What it's for

Comfortable high-performance road riding, long distance missions, fast group rides.

Highlights

• Lightweight, smoothly compliant, sleekly aero Synapse carbon frameset with StashPort downtube storage
• Shimano 105 Di2 – Impressively smooth shifting from Shimano's journeyman electronic 2x12-speed drivetrain
• DT Swiss 470 rims with Vittoria Rubino Pro IV 32c tires - grip, durability, and speed
• Cannondale C1 Aero 27 Carbon seatpost - speed meets comfort
• Fizik Vento Argo R5 saddle - ergonomic comfort with pressure relieving cutout

FRAMESET

• Frame:Synapse 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 compatible, fender mounts

• Fork: Synapse 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

• Headset: Integrated, 1-1/8" - 1-1/2"

DRIVETRAIN

• Rear Derailleur: Shimano 105 Di2 7150
• Front Derailleur: Shimano 105 Di2 7150, braze-on
• Shifters: Shimano 105 Di2 R7170, wireless, 12-speed
• Chain: Shimano 105 7100, 12-speed
• Crank: Shimano 105 7100, BSA, 50/34: 165mm (44cm), 170mm (48-51cm), 172.5 (54-56cm), 175mm (58-61)
• Rear Cogs: Shimano 105 7100, 11-34, 12-speed
• Bottom Bracket: Shimano BSA 68                                                                                                    

BRAKES

• Brakes: Shimano 105 7170 hydraulic disc, 160/160mm RT70 rotors

• Brake Levers: Shimano 105 Di2 7170 hydraulic disc

WHEELS

• Rims: DT Swiss R470 DB, 28h
• Spokes: Stainless Steel, 14g
• Tire Size: 32
• Wheel Size: 700c
• Hubs: (F) Shimano RS470, 12x100mm centerlock / (R) Shimano RS470, 12x142mm centerlock
• Tires: Vittoria Rubino Pro IV, 700x32c                                                                                                     

COMPONENTS

The manufacturer reserves the right to make changes to the product information contained on this site at any time without notice, including with respect to equipment, specifications, models, colours, materials and pricing. Due to supply chain issues, compatible parts may be substituted at any time without notice. The prices shown are the manufacturer's suggested retail prices.