2025 Bergamont Helix 20
- Category
- Hybrid
- Design
- Flat Bar, Hardtail (Front suspension)
- Features
- E-bike
Somewhat aggressive stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry | Very aggressive stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry | Very aggressive stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry | Very aggressive stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry |
Geometry
S | M | L | XL | |
Stack | 600mm | 609mm | 618mm | 637mm |
Reach | 419mm | 437mm | 454mm | 469mm |
Stack to Reach Ratio | 1.43:1 | 1.39:1 | 1.36:1 | 1.36:1 |
Seat Tube Length, C-T | 400mm | 440mm | 490mm | 540mm |
Top Tube Length, Effective/Horizontal Center | 580mm | 600mm | 620mm | 640mm |
Top Tube Slope | 22.4deg | 18.5deg | 14deg | 10.7deg |
Head Tube Angle | 68deg | 68deg | 68deg | 68deg |
Seat Tube Angle | 76.2deg | 76.2deg | 76.2deg | 76.2deg |
Head Tube Length | 110mm | 120mm | 130mm | 150mm |
Bottom Bracket Drop | 55mm | 55mm | 55mm | 55mm |
Bottom Bracket Height | 306.8mm | 306.8mm | 306.8mm | 306.8mm |
Chainstay Length | 475mm | 475mm | 475mm | 475mm |
Chainstay Length Horizontal | 471.8mm | 471.8mm | 471.8mm | 471.8mm |
Front-Center | 691.4mm | 712.3mm | 733.3mm | 756.2mm |
Front-Center Horizontal | 689.2mm | 710.2mm | 731.2mm | 754.2mm |
Wheelbase | 1161mm | 1182mm | 1203mm | 1226mm |
Fork Offset/Rake | 46mm | 46mm | 46mm | 46mm |
Fork Length (On-Axis) | 493mm | 493mm | 493mm | 493mm |
Trail | 96.6mm very high | 96.6mm very high | 96.6mm very high | 96.6mm very high |
Mechanical Trail | 89.5mm | 89.5mm | 89.5mm | 89.5mm |
Wheel Flop | 33.5mm | 33.5mm | 33.5mm | 33.5mm |
Standover Height | 739mm | 757mm | 787mm | 824mm |
Tire to Pedal Spindle | 159.6mm 170 mm cranks | 180.5mm 170 mm cranks | 201.5mm 170 mm cranks | 224.4mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 136.8mm 170 mm cranks | 136.8mm 170 mm cranks | 136.8mm 170 mm cranks | 136.8mm 170 mm cranks |
20 Build
S | M | L | XL | |
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 |
Tire Width | 2in | 2in | 2in | 2in |
Tire Outer Diameter | 723.6mm | 723.6mm | 723.6mm | 723.6mm |
Bike Length with Tires | 1884.6mm | 1905.6mm | 1926.6mm | 1949.6mm |
Stem Length | 70mm | 70mm | 70mm | 70mm |
Published Sizing Recommendations
Height | 155 cm to 165 cm | 165 cm to 175 cm | 175 cm to 185 cm | 185 cm to 195 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
HybridSource:https://www.bergamont.com/de/de/product/bergamont-helix-20