Velopedia Bicycle Archive
2011 Cannondale Synapse Alloy 6 Tiagra
Original specifications: Shimano Tiagra drivetrain · 700c wheels.
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At a glance
- Model year
- 2011
- Category
- Road
- Sizes
- 48cm, 51cm, 54cm, 56cm, 58cm, 61cm
- Colors
- Indigo Blue w/White (gloss), Magnesium White w/Race Red (gloss)
- In this record
- 26 specifications · 4 archived images
- Archive ID
- 22408
Original buildAlloy · Shimano Tiagra · 700c wheels
Frameset
| Frame Construction | TIG-welded |
|---|---|
| Frame Material | Alloy |
| Fork | Synapse SAVE |
| Fork Material | Carbon, aero crown |
Drivetrain
| Component Group | Shimano Tiagra |
|---|---|
| Shifters | Shimano Tiagra |
| Front Derailleur | Shimano Tiagra |
| Rear Derailleur | Shimano Tiagra |
| Crankset | FSA Omega MegaExo, 34/50 teeth |
| Bottom Bracket | FSA Mega EXO |
| Cassette | SRAM PG-950 |
| Rear Cogs | 10-speed, 12 - 26 teeth |
| Chain | KMC X9 |
| Pedals | Not included |
Brakes
| Brakes | Cannondale C4 brakes, Shimano Tiagra levers |
|---|
Cockpit & Contact Points
| Headset | Synapse Si |
|---|---|
| Handlebar | Cannondale C4 Compact |
| Handlebar Extensions | Not included |
| Stem | Cannondale C4 |
| Saddle | Cannondale Stage w/CroMo rails |
| Seatpost | Cannondale C4 |
Wheels & Tires
| Hubs | Front: Formula RB51, Rear: Formula RB52 |
|---|---|
| Rims | Maddux DRX 4000, 32-hole |
| Spokes | Stainless |
| Front Tire | 700 x 25c Schwalbe Lugano |
| Wheel Size | 700c wheels |
Gearing
Lower ratios provide more mechanical advantage for climbing. Higher ratios turn the rear wheel farther with each crank revolution.
Parts & serviceability
Find replacement parts

Schwalbe Pro One Evolution Tire - Tubeless Black, Addix Race, 700x25
700x25
Replacement option · verify fit
More parts (5)
Based on the original build. Confirm the model, size and fit before ordering; installed parts may differ. As an Amazon Associate I earn from qualifying purchases. Velopedia may also earn from qualifying eBay purchases. Velopedia may also earn from qualifying retailer purchases.
Bike-specific inspection checklist 19 checks based on 5 archived component groups Open checklistClose checklist
This checklist uses the archived equipment for this bike. It cannot confirm the condition, service history or later component changes of the example in front of you.
Identity and fit
Follow the full used-bike inspection order →Archived: 2011 Cannondale Synapse Alloy 6 Tiagra · Road race & triathlon · Published sizes: 48cm, 51cm, 54cm, 56cm, 58cm, 61cm
Frame and fork
Inspect the frame and fork →Archived: Frame: TIG-welded · Fork: Synapse SAVE · Carbon, aero crown
Drivetrain
Check drivetrain wear →Archived: Group: Shimano Tiagra · Shifters: Shimano Tiagra · Front derailleur: Shimano Tiagra · Rear derailleur: Shimano Tiagra · Crankset: FSA Omega MegaExo, 34/50 teeth · Bottom bracket: FSA Mega EXO · Cassette: SRAM PG-950 · Rear cogs: 10-speed, 12 - 26 teeth · Chain: KMC X9
Brakes
Inspect the brakes →Archived: Brakes: Cannondale C4 brakes, Shimano Tiagra levers
Wheels and tires
Check wheels and tires →Archived: Wheel size: 700c wheels · Rims: Maddux DRX 4000, 32-hole · Hubs: Front: Formula RB51, Rear: Formula RB52 · Front tire: 700 x 25c Schwalbe Lugano
Controls and contact points
Archived: Headset: Synapse Si · Handlebar: Cannondale C4 Compact · Stem: Cannondale C4 · Seatpost: Cannondale C4 · Saddle: Cannondale Stage w/CroMo rails · Pedals: Not included
Before and during the test ride
Follow the full used-bike inspection order →Have you owned this bike?Help document firsthand fit, ride and maintenance details that may no longer be available.
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Gallery4 images
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Specifications are presented as a reference. Components may vary by market, size, production run, or later manufacturer revisions.





