Bike-on-Bike
Insights
Average stack and reach vs trend of performance road bikes
Design deviates from other sizes of Ridley Bikes Helium SL
Average stack and reach vs trend of endurance road bikes
Geometry
Stack | 545mm | 560mm +15mm |
Reach | 385mm | 373mm -12mm |
Stack to Reach Ratio | 1.42:1 | 1.5:1 |
Seat Tube Length, C-T | 510mm | — |
Seat Tube Length, C-TTT | — | 491mm |
Seat Tube Length, C-C | 470mm | — |
Top Tube Length, Actual C-C | — | 550mm |
Top Tube Length, Unknown | 545mm | — |
Top Tube Slope | 6deg | 7.9deg +1.9deg |
Head Tube Angle | 73deg | 72.5deg -0.5deg |
Seat Tube Angle | 73.5deg | 72.5deg -1deg |
Head Tube Length | 145mm | 158mm +13mm |
Bottom Bracket Drop | 66mm | 71mm +5mm |
Bottom Bracket Height | 271mm | 268mm -3mm |
Chainstay Length | 405mm | 405mm +0mm |
Chainstay Length Horizontal | 399.6mm | 398.7mm -0.9mm |
Front-Center | 581.2mm | 584mm +2.8mm |
Front-Center Horizontal | 577.4mm | 579.3mm +1.9mm |
Wheelbase | 977mm | 978mm +1mm |
Fork Offset/Rake | 44mm | 50mm +6mm |
Trail | 57.1mm mid/neutral | 54.5mm -2.6mm mid/neutral |
Mechanical Trail | 54.6mm | 51.9mm -2.7mm |
Wheel Flop | 16mm | 15.6mm -0.4mm |
Standover Height | 748mm | 769mm +21mm |
Tire to Pedal Spindle | 74.2mm 170 mm cranks | 75mm +0.8mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 101mm 170 mm cranks | 98mm -3mm 170 mm cranks |
Build
Wheel Size | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD |
Tire Width | 26mm | 28mm +2mm |
Tire Outer Diameter | 674mm | 678mm +4mm |
Bike Length with Tires | 1651mm | 1656mm +5mm |
| Suspension Type | Rigid, non-suspension corrected | Rigid, non-suspension corrected |
| Bar Type | Drop Bar | Drop Bar |
| Frame Material | Carbon/Composite | Carbon/Composite |
| Fork Material | Carbon/Composite | Carbon/Composite |
| Brake Type | Rim | Disc |
Meta
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| Source | https://www.competitivecyclist.com/ridley-helium-sl-10-road-bike-frameset-2016#pdp-tab-geometry-chart | https://opencycle.com/mind/Specs |
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