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Today’s Deals2025 Cannondale
Synapse Carbon 2 LE
A carbon frame endurance bike with upper mid-range components and shimano 105 hydraulic disc brakes.
Manufacturer Price
$4,500| Frame | Carbon |
|---|---|
| Fork | Carbon |
| Wheels | 700c Aluminum |
| Drivetrain | 2 × 12 Electronic |
| Groupset | 105 Di2 |
| Brakes | Shimano 105 Hydraulic Disc |
5'2" – 5'6"
5'5" – 5'10"
5'7" – 5'11"
5'9" – 6'1"
6'0" – 6'4"
6'3" – 6'8"
Summary
The Cannondale Synapse is celebrated for its blend of performance and comfort, making it a standout in the endurance category. Its lightweight frame, advanced aerodynamics, and innovative features like the SmartSense system and StashPort storage highlight its versatility. The bike's design focuses on real-world performance, offering a smooth ride with improved compliance and handling.
Versatile and capable with real-world performance
Lightweight frames and advanced aerodynamics
Innovative features like SmartSense and StashPort
Improved comfort and stability with size-specific geometry
Wide tire clearance for versatility
SmartSense system compatibility questions with AXS derailleurs
Tire clearance limitations with certain setups
Added weight from SmartSense system
The Cannondale Synapse is what happens when you take performance seriously—but not so seriously that you forget to smile during a five-hour ride.
Bikerumor"The Synapse now has drag figures that are basically on par with the previous third-generation SuperSix Evo, which, from all of our testing, would be an extremely competitive bike if it was still in the pro peloton," says Nathan Barry, Cannondale’s senior design engineer.
Canadian Cycling MagazineThe Synapse goes further than the other two bikes to prepare you for longer rides.
CyclistFeedback?
View all reviews
Mar 2026
The 6th gen Synapse can handle a lot, but if you're looking for a more comfortable endurance bike, you will need to decide if its geometry and ride feel are for you
Confidence inspiring, sure footed handling
Comfortable geometry
Progressive tyre clearances mean you can do a lot with the bike
A good looking bike overall
Middle spec, tube-only tyres on a 6k bike is a let down
No alternate inline seatpost option for all sizes
Lacks a little bit of race bike excitement
Mar 2026 · Joe Mackey
The Synapse has arguably been the most versatile bike in Cannondale’s lineup for the last several years. From the Cobbles in the Pro Tour to your favorite local Fondo, the Synapse has been ridden just about everywhere. As a former owner of a Synapse, I can attest to the versatility of generations past. But this […]
Versatile geometry updates
Increased tire clearance (48mm fork, 42mm rear)
Added aero features
SmartSense system with integrated headlight and Garmin rear radar
Downtube storage for battery and tools
Smooth ride quality with stock 32mm Vittoria Rubino tires
More race-oriented geometry (longer reach, shorter stack height)
No power meter at $7500 price point
Nov 2025 · Calvin Zajac
With the Synapse LAB71 SmartSense, Cannondale present their vision of the future of all-road riding – but is the bike really worth its hefty price tag?
Versatile and fun handling
Vively ride feel
Extremely adaptable
Clean integration of lighting and electronics
Expensive
Aug 2025 · Warren Rossiter
The Synapse Carbon 2 is exactly what I want from a modern endurance bike; it's smooth and comfortable while still being an exciting and fun ride.
Superb on road manners
Fun and confident handling
Smart sense safety enhancements
Alloy handlebar is my only niggle
Jul 2025
The Synapse forgoes comfort gimmicks in favor of ample tire clearance, solid geometry, and clean integration to deliver an exceptional riding experience.
Jun 2025
A belter of a bike with a price tag to match
Balanced geometry
Down tube storage
Electronic shifting
Well-considered cockpit
Great pricing
Heavy aluminium wheels
May 2025 · Jordan Villella
The Synapse was never the average endurance bike, the newest models reflect a refined road bike that wants to go fast, comfortably.
May 2025 · Matthew Pioro
The latest bike not only has features that will make you speedier, it will get you out on the roads faster New Cannondale Synapse: Expanded endurance-bike technology
| Frame | Synapse Carbon, SmartSense enabled, Proportional Response size-specific design, BSA threaded BB, flat mount brake, 12x142mm thru axle, thru-tube internal cable routing with Switch Plate, removable fender bridge, hidden rack/fender mounts BB Standard: BSA, 68mm, Threaded Tire Clearance: 35c Color: Smoke Black |
|---|---|
| Fork | Synapse Carbon, integrated crown race, Proportional Response size-specific design, 12x100mm thru-axle, thru-tube internal routing, hidden fender mounts |
| Bottom Bracket | Shimano SM-BBR60, BSA |
| Headset | Synapse Sealed Bearing, integrated, 1-1/4"-1-1/8" |
| Stem | Cannondale 2, 6061 Alloy, 31.8, 7° |
| Handlebar | Cannondale 2, 6061 Alloy, Compact |
| Saddle | Fizik Aliante Delta, S-alloy rails |
| Seatpost | Cannondale 3 SmartSense, 6061 Alloy, 27.2x350mm (48-56), 400mm (58-61) Type: Rigid |
| Pedals | Not included |
| Grips | Fabric Knurl Bar Tape, 3.5mm |
| Rear Derailleur | Shimano 105 Di2 7150 |
|---|---|
| Front Derailleur | Shimano 105 Di2 7150, braze-on |
| Crank | Shimano 105 7100, BSA, 50/34 |
| Shifters | Shimano 105 Di2 7170, hydraulic disc, 12-speed |
| Cassette | Shimano 105 7100, 12-speed, 11-34 |
| Chain | Shimano 105 7100, 12-speed |
| Brakes | Shimano 105 7170 hydraulic disc, 160/160mm RT70 rotors Type: Shimano 105 Hydraulic Disc |
| Brake Levers | Shimano 105 Di2 7170 hydraulic disc |
| Rims | DT Swiss R470 DB, 28h |
|---|---|
| Spokes | Stainless Steel, 14g |
| Front Hub | Formula CL-712, 12x100mm centerlock |
| Rear Hub | Formula RXC-400, 12x142mm centerlock |
| Tires | Vittoria Rubino Pro Reflective, 700 x 30c |
First added October 23
Last updated June 13