2025 Cannondale Synapse AL 3
- Category
- Endurance Road
- Design
- Drop Bar, Rigid, non-suspension corrected
- Frame
- Aluminum
- Fork
- Carbon/Composite
- Features
- Disc brake
Geometry
44 CM | 48 CM | 51 CM | 54 CM | 56 CM | 58 CM | 61 CM | |
Stack | 51mm | 53mm | 55mm | 57mm | 59mm | 61mm | 64mm |
Reach | 36.5mm | 37.1mm | 37.6mm | 38.1mm | 38.7mm | 39.3mm | 40.2mm |
Stack to Reach Ratio | 1.4:1 | 1.43:1 | 1.46:1 | 1.5:1 | 1.52:1 | 1.55:1 | 1.59:1 |
Seat Tube Length, C-T | 40mm | 42.2mm | 44.3mm | 48mm | 52mm | 55mm | 59mm |
Top Tube Length, Effective/Horizontal Center | 52.1mm | 53.3mm | 54.4mm | 55.5mm | 56.7mm | 58mm | 59.8mm |
Top Tube Slope | 14.8deg | 14.4deg | 14deg | 12deg | 9.8deg | 8.6deg | 7.5deg |
Head Tube Angle | 70.2deg | 70.8deg | 71deg | 71.9deg | 72deg | 72deg | 72deg |
Seat Tube Angle | 73deg | 73deg | 73deg | 73deg | 73deg | 73deg | 73deg |
Head Tube Length | 9.6mm | 11.5mm | 14mm | 16mm | 18.1mm | 20.5mm | 23.6mm |
Bottom Bracket Drop | 314.7mm | 314.7mm | 314.2mm | 314mm | 314mm | 313.7mm | 313.7mm |
Bottom Bracket Height | 26.3mm | 26.3mm | 26.8mm | 27mm | 27mm | 27.3mm | 27.3mm |
Chainstay Length | 41.5mm | 41.5mm | 41.5mm | 41.5mm | 41.5mm | 41.5mm | 41.5mm |
Wheelbase | 98.5mm | 99.3mm | 100.6mm | 101mm | 102.1mm | 103.5mm | 105.4mm |
Trail | — — | — — | — — | — — | — — | — — | — — |
Mechanical Trail | — | — | — | — | — | — | — |
Wheel Flop | — | — | — | — | — | — | — |
Standover Height | 68.1mm | 70.2mm | 72.3mm | 75.3mm | 78.4mm | 81.1mm | 84.5mm |
Pedal Spindle to Ground Clearance | -143.7mm 170 mm cranks | -143.7mm 170 mm cranks | -143.2mm 170 mm cranks | -143mm 170 mm cranks | -143mm 170 mm cranks | -142.7mm 170 mm cranks | -142.7mm 170 mm cranks |
AL 3 Build
44 CM | 48 CM | 51 CM | 54 CM | 56 CM | 58 CM | 61 CM | |
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 | 780.5mm | 781.3mm | 782.6mm | 783mm | 784.1mm | 785.5mm | 787.4mm |
Published Sizing Recommendations
Height | 4 ft 2 in to | 4 ft 4 in to | 4 ft 7 in to | 4 ft 9 in to | 4 ft 11 in to | 5 ft 0 in to | 5 ft 3 in to |
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.rei.com/product/208189/cannondale-synapse-al-3-bike