Bike-on-Bike
Insights
Somewhat upright stack and reach vs trend of hardtail cross-country mtb bikes
Design deviates from other sizes of Surly Bikes Karate Monkey
Geometry
Stack | 601mm | — |
Reach | 371mm | — |
Stack to Reach Ratio | 1.62:1 | — |
Seat Tube Length, C-T | 330mm | — |
Top Tube Length, Effective/Horizontal HT Top | 562mm | — |
Top Tube Length, Actual C-C | 550mm | — |
Top Tube Slope | 31.4deg | — |
Head Tube Angle | 69deg | — |
Seat Tube Angle | 73deg | — |
Head Tube Length | 100mm | — |
Bottom Bracket Drop | 51mm | — |
Bottom Bracket Height | 317.2mm | — |
Chainstay Length | 423mm | — |
Chainstay Length Horizontal | 419.9mm | — |
Front-Center | 639.1mm | — |
Front-Center Horizontal | 637.1mm | — |
Wheelbase | 1057mm | — |
Fork Offset/Rake | 44mm | — |
Fork Length (Axle-To-Crown) | 499mm | — |
Trail | 94.2mm very high | — — |
Mechanical Trail | 88mm | — |
Wheel Flop | 31.5mm | — |
Standover Height | 751mm | — |
Tire to Pedal Spindle | 100.9mm 170 mm cranks | — |
Pedal Spindle to Ground Clearance | 147.2mm 170 mm cranks | — |
Build
Wheel Size | 650B/27.5 in 584 mm BSD | — — |
Tire Width | 3in | — |
Tire Outer Diameter | 736.4mm | — |
Bike Length with Tires | 1793.4mm | — |
Crank Length | 170mm | — |
Handlebar Width | 750mm | — |
Stem Length | 60mm | — |
Stem Angle | 7deg | — |
| Suspension Type | Hardtail (Front suspension) | — |
| Bar Type | Flat Bar | — |
| Fork Travel | 140mm | — |
| Rear Travel | Unknown | — |
| Suspension Sag | 25% | — |
| Frame Material | Steel | — |
| Fork Material | Steel | — |
| Brake Type | Disc | — |
| Features | Single-speed capable | — |
Meta
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| Source | https://surlybikes.com/bikes/karate_monkey | — |
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