2015 Surly Bikes Karate Monkey Legacy Medium 18"

Build

700C/29 in × 2.5 in

Insights

Average stack and reach vs trend of rigid mtb bikes

Stack and Reach vs. Category Trend
View all sizes

Geometry

Stack
603mm
Reach
415mm
Stack to Reach Ratio
1.45:1
Seat Tube Length, C-T
457.2mm
Top Tube Length, Effective/Horizontal Center
599.3mm
Top Tube Slope
16.8deg
Head Tube Angle
71.5deg
Seat Tube Angle
73deg
Head Tube Length
100mm
Bottom Bracket Drop
68mm
Bottom Bracket Height
306.5mm
Chainstay Length
431mm
Chainstay Length Max
431mm
Chainstay Length Horizontal
425.6mm
Chainstay Length Horizontal Max
425.6mm
Front-Center
642.9mm
Front-Center Horizontal
639.3mm
Wheelbase
1064.9mm
Wheelbase Max
1064.9mm
Fork Offset/Rake
43mm
Fork Length (Axle-To-Crown)
468mm
Trail
80mm
high
Mechanical Trail
75.8mm
Wheel Flop
24.1mm
Standover Height
792.7mm
Tire to Pedal Spindle Distance
With 175 mm cranks
93.4mm
Pedal Spindle to Ground Clearance
With 175 mm cranks
131.5mm

Legacy Build

Wheel Size
700C, 29 inch (622mm BSD)
Tire Width
2.5in
Tire Outer Diameter
749mm
Bike Length with Tires
1813.9mm
Crank Length
175mm
Handlebar Width
750mm
Stem Length
90mm
Suspension Type
Rigid, suspension corrected
Bar Type
Flat Bar
Frame Material
Steel
Fork Material
Steel
Brake Type
Disc
Source:https://surlybikes.com/bikes/legacy/karate_monkey/karate_monkey_ops/geometry