Bike-on-Bike
Default Config
Insights
Average stack and reach vs trend of hardtail trail mtb bikes
Design deviates from other sizes of Surly Bikes Karate Monkey
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Design deviates from other sizes of Surly Bikes Ogre
Geometry
Stack | 607mm | 592mm -15mm |
Reach | 387mm | 395.5mm +8.5mm |
Stack to Reach Ratio | 1.57:1 | 1.5:1 |
Seat Tube Length, C-T | 368mm | 406.4mm +38.4mm |
Top Tube Length, Effective/Horizontal Center | — | 575mm |
Top Tube Length, Effective/Horizontal Unknown | 590mm | — |
Top Tube Slope | — | 21.6deg |
Head Tube Angle | 67.5deg | 71.5deg +4deg |
Seat Tube Angle | — | 73deg |
Seat Tube Angle, Unknown | 71.5deg | — |
Head Tube Length | 100mm | 110mm +10mm |
Bottom Bracket Drop | 44mm | 68mm +24mm |
Bottom Bracket Height | 324.2mm | 306.5mm -17.7mm |
Chainstay Length | 423mm | 440mm +17mm |
Chainstay Length Horizontal | 420.7mm | 434.7mm +14mm |
Front-Center | 676.7mm | 618.4mm -58.3mm |
Front-Center Horizontal | 675.3mm | 614.7mm -60.6mm |
Wheelbase | 1096mm | 1049.4mm -46.6mm |
Fork Offset/Rake | 51mm | 43mm -8mm |
Fork Length (Axle-To-Crown) | — | 447mm |
Fork Length, Unknown | 521mm | — |
Trail | 97.3mm very high | 80mm -17.3mm high |
Mechanical Trail | 89.9mm | 75.8mm -14.1mm |
Wheel Flop | 34.4mm | 24.1mm -10.3mm |
Standover Height | 775mm | 763.5mm -11.5mm |
Tire to Pedal Spindle | 138.5mm 170 mm cranks | 73.9mm -64.6mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 154.2mm 170 mm cranks | 136.5mm -17.7mm 170 mm cranks |
Build
Wheel Size | 650B/27.5 in 584 mm BSD | 700C/29 in 622 mm BSD |
Tire Width | 3in | 2.5in -0.5in |
Tire Outer Diameter | 736.4mm | 749mm +12.6mm |
Bike Length with Tires | 1832.4mm | 1798.4mm -34mm |
Crank Length | 170mm | 170mm +0mm |
Handlebar Width | 750mm | 700mm -50mm |
Stem Length | 70mm | 70mm +0mm |
Stem Angle | 7deg | — |
| Suspension Type | Hardtail (Front suspension) | Rigid, non-suspension corrected |
| Bar Type | Flat Bar | Flat Bar |
| Fork Travel | 140mm | — |
| Rear Travel | Unknown | — |
| Suspension Sag | Unknown | — |
| Frame Material | Steel | Steel |
| Fork Material | Steel | Steel |
| Brake Type | Disc | Disc |
| Features | Single-speed capable | — |
Meta
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| Source | https://surlybikes.com/bikes/karate_monkey | https://surlybikes.com/bikes/ogre |
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