Bike-on-Bike
Insights
Average stack and reach vs trend of full-suspension trail mtb bikes
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Design deviates from other sizes of Surly Bikes Karate Monkey
Geometry
Stack | 631mm | 606mm -25mm |
Reach | 500mm | 450mm -50mm |
Stack to Reach Ratio | 1.26:1 | 1.35:1 |
Seat Tube Length, C-T | 482mm | 470mm -12mm |
Top Tube Length, Effective/Horizontal HT Top | — | 635mm |
Top Tube Length, Actual C-C | 658mm | 597.5mm -60.5mm |
Top Tube Slope | — | 14.9deg |
Head Tube Angle | 65.5deg | 69deg +3.5deg |
Seat Tube Angle | — | 73deg |
Effective Seat Tube Angle, Unknown | 76deg | — |
Head Tube Length | 125mm | 110mm -15mm |
Bottom Bracket Drop | 39.5mm | 55mm +15.5mm |
Bottom Bracket Height | 332.5mm | 313.2mm -19.3mm |
Chainstay Length | — | 423mm |
Chainstay Length Horizontal | 432mm | 419.4mm -12.6mm |
Front-Center | 815mm | 711.7mm -103.3mm |
Front-Center Horizontal | 814mm | 709.6mm -104.4mm |
Wheelbase | 1246mm | 1129mm -117mm |
Fork Offset/Rake | 40.4mm | 47mm +6.6mm |
Fork Length (Axle-To-Crown) | — | 483mm |
Trail | 125.1mm very high | 91mm -34.1mm very high |
Mechanical Trail | 113.8mm | 85mm -28.8mm |
Wheel Flop | 47.2mm | 30.4mm -16.8mm |
Standover Height | 756.5mm | 812mm +55.5mm |
Tire to Pedal Spindle | 273mm 170 mm cranks | 168.5mm -104.5mm 175 mm cranks |
Pedal Spindle to Ground Clearance | 162.5mm 170 mm cranks | 138.2mm -24.3mm 175 mm cranks |
Build
Wheel Size | 700C/29 in 622 mm BSD | 650B/27.5 in 584 mm BSD |
Tire Width | 2.4in | 3in +0.6in |
Tire Outer Diameter | 743.9mm | 736.4mm -7.5mm |
Bike Length with Tires | 1989.9mm | 1865.4mm -124.5mm |
| Suspension Type | Full suspension | Rigid, suspension corrected |
| Bar Type | Flat Bar | Flat Bar |
| Fork Travel | 130mm | — |
| Rear Travel | Unknown | — |
| Suspension Sag | Unknown | — |
| Frame Material | Aluminum | Steel |
| Fork Material | Unknown | Steel |
| Brake Type | Disc | Disc |
Meta
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| Source | https://www.ibiscycles.com/bikes/ripley-af | https://surlybikes.com/bikes/karate_monkey |
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