Bike-on-Bike

Generated by Bike Insights
650B/27.5 in × 3 in
650B/27.5 in × 2.8 mm

Insights

Somewhat aggressive stack and reach vs trend of rigid mtb bikes
Design deviates from other sizes of Surly Bikes Karate Monkey
Very aggressive stack and reach vs trend of rigid mtb bikes

Geometry

Stack
606mm
588.5mm
-17.5mm
Reach
450mm
461mm
+11mm
Stack to Reach Ratio
1.35:1
1.28:1
Seat Tube Length, C-T
470mm
466mm
-4mm
Top Tube Length, Effective/Horizontal HT Top
635mm
630mm
-5mm
Top Tube Length, Actual C-C
597.5mm
Top Tube Slope
14.9deg
13.4deg
-1.5deg
Head Tube Angle
69deg
70deg
+1deg
Seat Tube Angle
73deg
74deg
+1deg
Head Tube Length
110mm
155mm
+45mm
Bottom Bracket Drop
55mm
55mm
+0mm
Bottom Bracket Height
313.2mm
239.8mm
-73.4mm
Chainstay Length
423mm
425mm
+2mm
Chainstay Length Horizontal
419.4mm
421.4mm
+2mm
Front-Center
711.7mm
711.7mm
+0mm
Front-Center Horizontal
709.6mm
709.6mm
+0mm
Wheelbase
1129mm
1131mm
+2mm
Fork Offset/Rake
47mm
47mm
+0mm
Fork Length (Axle-To-Crown)
483mm
Trail
91mm
very high
57.3mm
-33.7mm
mid/​neutral
Mechanical Trail
85mm
53.8mm
-31.2mm
Wheel Flop
30.4mm
18.4mm
-12mm
Standover Height
812mm
792mm
-20mm
Tire to Pedal Spindle
173.5mm
170 mm cranks
241.9mm
+68.4mm
175 mm cranks
Pedal Spindle to Ground Clearance
143.2mm
170 mm cranks
64.8mm
-78.4mm
175 mm cranks

Build

Wheel Size
650B/27.5 in
584 mm BSD
650B/27.5 in
584 mm BSD
Tire Width
3in
2.8mm
-73.4mm
Tire Outer Diameter
736.4mm
589.6mm
-146.8mm
Bike Length with Tires
1865.4mm
1720.6mm
-144.8mm
Crank Length
175mm
Handlebar Width
820mm
Stem Length
52mm
Suspension Type
Rigid, suspension corrected
Rigid, non-suspension corrected
Bar Type
Flat Bar
Flat Bar
Frame Material
Steel
Steel
Fork Material
Steel
Steel
Brake Type
Disc
Disc
Features
Single-speed capable

Meta

Actions
Source
https://surlybikes.com/bikes/karate_monkey
https://surlybikes.com/products/lowside-dream-tangerine
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