2020 Cannondale Bikes Synapse Alloy Base
- Category
- Endurance Road
- Design
- Drop Bar, Rigid, non-suspension corrected
- Frame
- Aluminum
- Fork
- Carbon/Composite
- Features
- Disc brake
Geometry
44 | 48 | 51 | 54 | 56 | 58 | 61 | |
Stack | 510mm | 530mm | 550mm | 570mm | 589mm | 609mm | 639mm |
Reach | 365mm | 371mm | 376mm | 383mm | 389mm | 394mm | 403mm |
Stack to Reach Ratio | 1.4:1 | 1.43:1 | 1.46:1 | 1.49:1 | 1.51:1 | 1.55:1 | 1.59:1 |
Seat Tube Length, C-T | 400mm | 422mm | 443mm | 480mm | 520mm | 550mm | 590mm |
Top Tube Length, Effective/Horizontal HT Top | 505mm | 517mm | 531mm | 547mm | 563mm | 580mm | 604mm |
Top Tube Slope | 14.8deg | 14.3deg | 14deg | 11.9deg | 9.6deg | 8.5deg | 7.5deg |
Head Tube Angle | 70.2deg | 70.8deg | 71deg | 71.9deg | 72.1deg | 72.3deg | 72.5deg |
Seat Tube Angle | 74.7deg | 74.6deg | 74.3deg | 73.9deg | 73.5deg | 73deg | 72.5deg |
Head Tube Length | 104mm | 123mm | 143mm | 159mm | 178mm | 202mm | 232mm |
Bottom Bracket Drop | 75mm | 75mm | 75mm | 73mm | 73mm | 70mm | 70mm |
Bottom Bracket Height | 266mm | 266mm | 266mm | 268mm | 268mm | 271mm | 271mm |
Chainstay Length | 413mm | 413mm | 413mm | 413mm | 413mm | 413mm | 413mm |
Chainstay Length Horizontal | 406.1mm | 406.1mm | 406.1mm | 406.5mm | 406.5mm | 407mm | 407mm |
Front-Center | 591mm | 598mm | 608mm | 602mm | 612mm | 622mm | 638mm |
Front-Center Horizontal | 585.9mm | 592.9mm | 603.9mm | 597.5mm | 607.5mm | 618mm | 634mm |
Wheelbase | 992mm | 999mm | 1010mm | 1004mm | 1014mm | 1025mm | 1041mm |
Fork Offset/Rake | 60mm | 60mm | 60mm | 50mm | 50mm | 50mm | 50mm |
Trail | 59mm mid/​neutral | 55.2mm mid/​neutral | 54mm mid/​neutral | 58.9mm mid/​neutral | 57.6mm mid/​neutral | 56.3mm mid/​neutral | 55.1mm mid/​neutral |
Mechanical Trail | 55.5mm | 52.1mm | 51mm | 55.9mm | 54.8mm | 53.7mm | 52.5mm |
Wheel Flop | 18.8mm | 17.2mm | 16.6mm | 17.4mm | 16.9mm | 16.3mm | 15.8mm |
Standover Height | 680mm | 701mm | 722mm | 755mm | 787mm | 816mm | 851mm |
Tire to Pedal Spindle | 80mm 170 mm cranks | 87mm 170 mm cranks | 97mm 170 mm cranks | 91mm 170 mm cranks | 101mm 170 mm cranks | 111mm 170 mm cranks | 127mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 96mm 170 mm cranks | 96mm 170 mm cranks | 96mm 170 mm cranks | 98mm 170 mm cranks | 98mm 170 mm cranks | 101mm 170 mm cranks | 101mm 170 mm cranks |
Base Build
44 | 48 | 51 | 54 | 56 | 58 | 61 | |
Wheel Size | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD |
Tire Width | 30mm | 30mm | 30mm | 30mm | 30mm | 30mm | 30mm |
Tire Outer Diameter | 682mm | 682mm | 682mm | 682mm | 682mm | 682mm | 682mm |
Bike Length with Tires | 1674mm | 1681mm | 1692mm | 1686mm | 1696mm | 1707mm | 1723mm |
Published Sizing Recommendations
Height | — | 157 cm to 167 cm | 165 cm to 175 cm | 170 cm to 180 cm | 175 cm to 185 cm | 182 cm to 193 cm | 190 cm to 203 cm |
Stack and Reach vs. Category Trend
Very Upright
Somewhat Upright
Average
Somewhat Aggressive
Very Aggressive
The Bike Insights Upright/Aggressive scale is based on analysis of a bike’s proportions relative to similar sized bikes in the same category.
Learn more about the Upright/Aggressive ScaleCategory Trend
Endurance RoadSource:https://www.cannondale.com/en-us/bikes/road/endurance/synapse/synapse-disc-105?sku=c12550m1048