Bike-on-Bike
Default Config
Default Config
Insights
Average stack and reach vs trend of cyclocross bikes
Design deviates from other sizes of Surly Bikes Cross-Check
Somewhat aggressive stack and reach vs trend of all-road/gravel bikes
Design deviates from other sizes of Surly Bikes Midnight Special
Geometry
Stack | 612.7mm | 641mm +28.3mm |
Reach | 411mm | 423mm +12mm |
Stack to Reach Ratio | 1.49:1 | 1.52:1 |
Seat Tube Length, C-TTT | 620mm | 640mm +20mm |
Top Tube Length, Effective/Horizontal Center | 610mm | — |
Top Tube Length, Effective/Horizontal HT Top | — | 625mm |
Top Tube Length, Actual C-C | 609.9mm | 622mm +12.1mm |
Top Tube Slope | 0deg | 1.1deg +1.1deg |
Head Tube Angle | 72deg | 74deg +2deg |
Seat Tube Angle | 72deg | 72.5deg +0.5deg |
Head Tube Length | 180mm | 200mm +20mm |
Bottom Bracket Drop | 66mm | 65mm -1mm |
Bottom Bracket Height | 286mm | 274mm -12mm |
Chainstay Length | 425mm | 425mm +0mm |
Chainstay Length Horizontal | 419.8mm | 420mm +0.2mm |
Front-Center | 638.3mm | 633.3mm -5mm |
Front-Center Horizontal | 634.9mm | 630mm -4.9mm |
Wheelbase | 1054.7mm | 1050mm -4.7mm |
Fork Offset/Rake | 44mm | 40mm -4mm |
Fork Length (Axle-To-Crown) | 400mm | 400mm +0mm |
Trail | 68.1mm high | 55.6mm -12.5mm mid/neutral |
Mechanical Trail | 64.8mm | 53.4mm -11.4mm |
Wheel Flop | 20mm | 14.7mm -5.3mm |
Standover Height | 875.7mm | 895mm +19.3mm |
Tire to Pedal Spindle | 111.3mm 175 mm cranks | 124.3mm +13mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 111mm 175 mm cranks | 104mm -7mm 170 mm cranks |
Build
Wheel Size | 700C/29 in 622 mm BSD | 650B/27.5 in 584 mm BSD |
Tire Width | 41mm | 47mm +6mm |
Tire Outer Diameter | 704mm | 678mm -26mm |
Bike Length with Tires | 1758.7mm | 1728mm -30.7mm |
Crank Length | 175mm | — |
Handlebar Width | 460mm | — |
Stem Length | 120mm | — |
| Suspension Type | Rigid, non-suspension corrected | Rigid, non-suspension corrected |
| Bar Type | Drop Bar | Drop Bar |
| Frame Material | Steel | Steel |
| Fork Material | Steel | Steel |
| Brake Type | Rim | Disc |
| Features | Single-speed capable | — |
Meta
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| Source | https://surlybikes.com/bikes/cross_check/geometry | https://surlybikes.com/bikes/midnight_special/geometry |
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