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With comfort-oriented geometry designed for endurance rides, the Cannondale Synapse Carbon road bike offers excellent performance with its ultralight carbon frame.

Mechanic's Comments: Small cosmetic scratches on frame. Small cosmetic scratches on fork. Scratches on crank arms. Scratches on rear derailleur. Scratches on wheels. Scratches on shifters Reflectors, pedals and multi-tool included in small accessory box.


Cannondale Synapse

This bike is best suited for: Enjoying longer distance rides & granfondos
Best suited for riders: 5'8" - 5'10"
Condition: Great value

» Great value
Size CM

With comfort-oriented geometry designed for endurance rides, the Cannondale Synapse Carbon road bike offers excellent performance with its ultralight carbon frame.

Size Guide
Bike Category Bike
Year 2015
Gender Unisex
Weight 18.0
Frame size 54cm
Frame Carbon
Fork Carbon
Wheel Diameter 700C
Front Wheel Woven D35
Rear Wheel Woven D35
Front Tire Bontrager AW1 Hard-Case, 700 x 28c
Rear Tire Continental Grand Prix 4000 II, 700 x 28c
Groupset Mixed
Front Derailleur Shimano Ultegra FD-6800
Rear Derailleur Shimano Ultegra RD-6800
Cassette Shimano Ultegra CS-6800, 11-28T, 11 Speed
Crankset Type Double (Compact)
Crankset Cannondale Si, 50/34T, 172.5 mm
Chain Shimano CN-HG701
Shift Levers Shimano ST-RD685
Brakeset Shimano BR-RS785, Hydraulic
Brake Levers Shimano ST-RD685
Handlebars Cannondale C2, Alloy, 42 cm
Stem Cannondale C2,Ally, 100 mm
Saddle Fabric Scoop
Seatpost Cannondale C2, Alloy
Front Axle Quick Release
Rear Axle Quick Release
Frame size: 54cm
Best suited for riders: 5'8" - 5'10"
Seat tube 490 mm
Effective Top Tube 542 mm
Head Tube Angle 72°
Seat Tube Angle 73.9°
Head Tube 166 mm
Reach 378 mm
Stack 570 mm
Wheelbase 990 mm
Standover Height 758 mm

Velofix Direct

Assembled and delivered, ready to ride.

Securely packaged

All bikes are shipped with handlebars, front wheel, and seat post removed, and are carefully wrapped to guarantee a secure shipment.

Shipping Only

for a flat rate of $99.99*

(Exceptions may apply, see the FAQ for additional information)

Ride it yourself

If you aren't completely satisfied, return it within 30 days!

  • Reduce Waste: Did you know that, on average, a bike is only used for 15% of its maximum lifespan before being replaced? Refurbishing bikes extends a bike’s life and helps do our part in reducing waste.
  • Quality assurance: Behind each refurbished bike we sell are countless years of experience in the cycling industry and a team of highly qualified technicians ensuring that each bike entering and leaving the workshop is in great condition to give its new owner the confidence to ride worry-free on their next adventure.
  • Documentation: Every photo, video or piece of information found on Cycling Avenue’s listing are those of the real bike you’ll receive at your doorstep.
  • Confidence in shipping: Every bike shipped is ready to hit the roads or trails. It has been adjusted, tuned, and meticulously secured in a sturdy package. It also will be shipped within 48 business hours of purchase so you can enjoy your bike in just a few days.
  • Satisfaction Guarantee: As cyclists themselves, they understand that buying a bike online can be an unusual experience. That's why they offer a 30-day full satisfaction guarantee on all refurbished bikes sold!

One of the best parts of buying a refurbished bike is dreaming up ways to make it your own. Maybe that’s a new stem to dial in the fit, or maybe a bigger investment like a custom wheelset. Contact us here for AVT recommendations for your bike, or check out AVT.works below to learn about our custom wheel program

  • AVT Works is our in house wheel building and service department offering a full range of custom wheel builds and hub servicing. Can't find the rim/hub combination you are looking for then request a custom wheel quote here.
  • Available with any of the hubs listed on our site including: Chris King, White Industries, ONYX, Industry Nine, and Paul Components.
  • Available with a wide variety of rims from HED, ENVE, Santa Cruz, Race Face, WTB, Velocity, Praxis, White Industries, Astral, HPLUS, Son, BOYD, and more with Wheelsmith or SAPIM CX Ray spokes.
  • Please allow 4-8 weeks to build and ship (depending on availability of parts)
  • If you are looking for a hub/rim combination not listed here please contact us.
  • *Custom made products including AVT Works wheelsets can be returned post purchase subject to a 20% re-stocking fee. More info can be found in our returns policy.
Refurbished and shipped by Cycling Avenue
In Stock & Ready To Ship In 3-5 Days