Rear tire: 700C×28.
Velopedia Bicycle Archive
2019 Cannondale Synapse Disc Sora
Original specifications: 700c wheels · geometry for 7 published sizes.
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At a glance
Archive #900002720- Model year
- 2019
- Category
- Road
- Sizes
- 48, 51, 54, 56, 58, 61
- Colors
- Acid Green w/ Jet Black and Charcoal Gray - Gloss (AGR)
- Geometry
- 7 manufacturer sizes
- In this record
- 24 specifications · archived image · geometry
Model history 2 other years
Browse other years
Compare side by side
Identification clues
2019 archived details
- Published colors
- Acid Green w/ Jet Black and Charcoal Gray - Gloss (AGR)
- Frame
- Aluminum
Clues, not proof of model year. Colors vary and components may have been replaced.
Original buildAluminum · 700c
Frameset
| Frame Construction | Synapse Disc Asymmetric, SmartForm C2 Alloy, SAVE, BSA |
|---|---|
| Frame Material | Aluminum |
| Fork | Synapse Disc Asymmetric, SAVE, Full Carbon, 1-1/8” - 1 1/4” tapered steerer, flat mount, 55mm rake, 12x100 thru axle |
| Fork Material | Carbon |
Drivetrain
| Shifters | Shimano Sora, 2x9 |
|---|---|
| Front Derailleur | Shimano Sora, braze-on |
| Rear Derailleur | Shimano Sora GS |
| Crankset | FSA Vero Alloy, 50/34 |
| Bottom Bracket | FSA Cartridge |
| Rear Cogs | Shimano HG400, 11-34, 9-speed |
| Chain | KMC Z9, 9-speed |
| Pedals | Wellgo w/ Clip and Strap |
Brakes
| Brakes | Promax Decoder R cable actuated disc, 160/160mm |
|---|
Cockpit & Contact Points
| Headset | FSA Integrated, 1-1/4” lower bearing, 25mm top cap |
|---|---|
| Handlebar | Cannondale C4, 6061 Alloy, Compact |
| Stem | Cannondale C4, 6061 Alloy, 31.8, 6° |
| Saddle | Cannondale Stage Ergo |
| Seatpost | Cannondale C4, 6061 Alloy, 25.4 x 350mm (48-56), 400mm (58-61) |
Wheels & Tires
| Hubs | Alloy, sealed loose ball bearing, 12x100 front, QR rear |
|---|---|
| Rims | RD Disc, 28h |
| Spokes | Stainless Steel, 14g |
| Front Tire | Vittoria Zaffiro, 700 x 28c |
| Rear Tire | Vittoria Zaffiro, 700 x 28c |
| Wheel Size | 700c |
No specifications match. Try a component name or clear your search.
Geometry
Frame measurements by size.
Frame diagram
Select an available measurement to locate it on the frame.
All geometry measurements7 sizes · 15 measurements
| Measurement | 44 | 48 | 51 | 54 | 56 | 58 | 61 |
|---|---|---|---|---|---|---|---|
| Seat tube | 400 mm | 422 mm | 443 mm | 480 mm | 520 mm | 550 mm | 590 mm |
| Effective top tube | 505 mm | 517 mm | 531 mm | 547 mm | 563 mm | 580 mm | 604 mm |
| Head tube | 104 mm | 123 mm | 143 mm | 159 mm | 178 mm | 202 mm | 232 mm |
| Head-tube angle | 70.2° | 70.8° | 71° | 71.9° | 72.1° | 72.3° | 72.5° |
| Seat-tube angle | 74.7° | 74.6° | 74.3° | 73.9° | 73.5° | 73° | 72.5° |
| Chainstay / rear center | 413 mm | 413 mm | 413 mm | 413 mm | 413 mm | 413 mm | 413 mm |
| Wheelbase | 992 mm | 999 mm | 1010 mm | 1004 mm | 1014 mm | 1025 mm | 1041 mm |
| Bottom-bracket drop | 75 mm | 75 mm | 75 mm | 73 mm | 73 mm | 70 mm | 70 mm |
| Bottom-bracket height | 270 mm | 270 mm | 270 mm | 272 mm | 272 mm | 275 mm | 275 mm |
| Reach | 365 mm | 371 mm | 376 mm | 383 mm | 389 mm | 394 mm | 403 mm |
| Stack | 510 mm | 530 mm | 550 mm | 570 mm | 589 mm | 609 mm | 639 mm |
| Standover height | 680 mm | 701 mm | 722 mm | 755 mm | 787 mm | 816 mm | 851 mm |
| Fork offset / rake | 60 mm | 60 mm | 60 mm | 50 mm | 50 mm | 50 mm | 50 mm |
| Front center | 591 mm | 598 mm | 608 mm | 602 mm | 612 mm | 622 mm | 638 mm |
| Trail | 60 mm | 57 mm | 55 mm | 60 mm | 59 mm | 58 mm | 56 mm |
Dimensions as recorded.
Gearing
Lower gears help on climbs. Higher gears suit higher speeds.
RPM = pedal turns per minute.
How it works
Ratio = front teeth ÷ rear teeth. Hub gears also include the hub’s internal ratio. A 400% range means the highest ratio is four times the lowest.
Speeds are estimates from tire size and pedal cadence. Actual speeds vary.
Try your current gearingChanged tires or gears? Calculate your setup.
Your changes apply to this calculation. The archived build stays unchanged.
Gearing results
| Measure | Original | Your setup |
|---|---|---|
| Lowest ratio | — | — |
| Highest ratio | — | — |
| Total range | — | — |
| Lowest-gear speed | — | — |
| Highest-gear speed | — | — |
Speeds are estimates. These calculations do not establish component compatibility or available tire clearance.
Parts & serviceability
Find replacement parts
700 x 28c

Vittoria Zaffiro Pro V Clincher Tire Black, 700x28
700x28c
Model match
Other replacement options (4)

Vittoria Zaffiro Pro V Clincher Tire Tan/Black/Black, 700x28
700x28c
Model match

Vittoria Zaffiro V Wire Bead Tire Black, 700x28
700x28c
Model match

Vittoria Zaffiro Pro V Clincher Tire and Tubes Set Black, 700x28, 48mm Presta
700x28c, 48mm Presta
Model match

Specialized SW Mondo 2Bliss Tire Black, 700x28
700x28c
Replacement option
9-speed
11-34, 9-speed
More parts (7)Fewer parts
50/34
braze-on
2x9
6061 Alloy, 25.4 x 350mm (48-56), 400mm (58-61)
1-1/4” lower bearing, 25mm top cap
Based on the original build. Check fit and installed parts before ordering. Affiliate links may earn Velopedia a commission. As an Amazon Associate I earn from qualifying purchases.
Service essentialsQuick reference before buying parts
Archived specifications for reference. Check the fitted parts before ordering.
- Front tire
- Vittoria Zaffiro, 700 x 28cCheck: Verify the fitted tire’s size marking and rim type.
- Rear tire
- Vittoria Zaffiro, 700 x 28cCheck: Verify the rear size; it may differ from the front.
- Drivetrain
- 9-speedCheck: Match the installed drivetrain family, not just its speed count.
- Seatpost diameter
- 25.4 mmCheck: Read the post’s diameter marking; seat-clamp size differs.
- Bottom bracket / shell
- FSA CartridgeCheck: Verify shell type and width, crank interface, and spindle length or spacers.
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: 2019 Cannondale Synapse Disc Sora · Road · Published sizes: 48, 51, 54, 56, 58, 61
Frame and fork
Inspect the frame and fork →Archived: Frame: Synapse Disc Asymmetric, SmartForm C2 Alloy, SAVE, BSA · Fork: Synapse Disc Asymmetric, SAVE, Full Carbon, 1-1/8” - 1 1/4” tapered steerer, flat mount, 55mm rake, 12x100 thru axle · Carbon
Drivetrain
Check drivetrain wear →Archived: Shifters: Shimano Sora, 2x9 · Front derailleur: Shimano Sora, braze-on · Rear derailleur: Shimano Sora GS · Crankset: FSA Vero Alloy, 50/34 · Bottom bracket: FSA Cartridge · Rear cogs: Shimano HG400, 11-34, 9-speed · Chain: KMC Z9, 9-speed
Brakes
Inspect the brakes →Archived: Brakes: Promax Decoder R cable actuated disc, 160/160mm
Wheels and tires
Check wheels and tires →Archived: Wheel size: 700c · Rims: RD Disc, 28h · Hubs: Alloy, sealed loose ball bearing, 12x100 front, QR rear · Front tire: Vittoria Zaffiro, 700 x 28c · Rear tire: Vittoria Zaffiro, 700 x 28c
Controls and contact points
Archived: Headset: FSA Integrated, 1-1/4” lower bearing, 25mm top cap · Handlebar: Cannondale C4, 6061 Alloy, Compact · Stem: Cannondale C4, 6061 Alloy, 31.8, 6° · Seatpost: Cannondale C4, 6061 Alloy, 25.4 x 350mm (48-56), 400mm (58-61) · Saddle: Cannondale Stage Ergo · Pedals: Wellgo w/ Clip and Strap
Before and during the test ride
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Specifications are presented as a reference. Components may vary by market, size, production run, or later manufacturer revisions.





