Bike-on-Bike
Default Config
Insights
Design deviates from other sizes of Surly Bikes Big Dummy
Geometry
Stack | 599.3mm | — |
Reach | 431.1mm | — |
Stack to Reach Ratio | 1.39:1 | — |
Seat Tube Length, C-TTT | 432mm | — |
Top Tube Length, Effective/Horizontal HT Top | 620mm | — |
Top Tube Slope | 16.5deg | — |
Head Tube Angle | 70deg | — |
Seat Tube Angle | 72.5deg | — |
Head Tube Length | 180mm | — |
Bottom Bracket Drop | 40mm | — |
Bottom Bracket Height | 303mm | — |
Chainstay Length | 821mm | — |
Chainstay Length Horizontal | 820mm | — |
Front-Center | 681.6mm | — |
Front-Center Horizontal | 680.4mm | — |
Wheelbase | 1500.4mm | — |
Fork Offset/Rake | 43mm | — |
Fork Length (Axle-To-Crown) | 417.8mm | — |
Trail | 79.1mm high | — — |
Mechanical Trail | 74.3mm | — |
Wheel Flop | 25.4mm | — |
Standover Height | 773mm | — |
Tire to Pedal Spindle | 163.6mm 175 mm cranks | — |
Pedal Spindle to Ground Clearance | 128mm 175 mm cranks | — |
Build
Wheel Size | 26 in 559 mm BSD | — — |
Tire Width | 2.5in | — |
Tire Outer Diameter | 686mm | — |
Bike Length with Tires | 2186.4mm | — |
Crank Length | 175mm | — |
Handlebar Width | 735mm | — |
Stem Length | 70mm | — |
Stem Angle | 7deg | — |
| Suspension Type | Rigid, suspension corrected | — |
| Bar Type | Flat Bar | — |
| Frame Material | Steel | — |
| Fork Material | Steel | — |
| Brake Type | Rim | — |
Meta
| Actions | — | |
| Source | https://surlybikes.com/bikes/big_dummy#spec-geo | — |
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