2020 Surly Bikes Karate Monkey 27.5+ 140mm Front Suspension SM

Build

650B/27.5 in × 3 in

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

Stack and Reach vs. Category Trend
View all sizes

Geometry

Stack
607mm
Reach
387mm
Stack to Reach Ratio
1.57:1
Seat Tube Length, C-T
368mm
Top Tube Length, Effective/Horizontal Unknown
590mm
Head Tube Angle
67.5deg
Seat Tube Angle, Unknown
71.5deg
Head Tube Length
100mm
Bottom Bracket Drop
44mm
Bottom Bracket Height
324.2mm
Chainstay Length
423mm
Chainstay Length Horizontal
420.7mm
Front-Center
676.7mm
Front-Center Horizontal
675.3mm
Wheelbase
1096mm
Fork Offset/Rake
51mm
Fork Length, Unknown
521mm
Trail
97.3mm
very high
Mechanical Trail
89.9mm
Wheel Flop
34.4mm
Standover Height
775mm
Tire to Pedal Spindle Distance
With 170 mm cranks
138.5mm
Pedal Spindle to Ground Clearance
With 170 mm cranks
154.2mm

27.5+ 140mm Front Suspension Build

Wheel Size
650B, 27.5 inch (584mm BSD)
Tire Width
3in
Tire Outer Diameter
736.4mm
Bike Length with Tires
1832.4mm
Crank Length
170mm
Handlebar Width
750mm
Stem Length
70mm
Stem Angle
7deg
Suspension Type
Hardtail (Front suspension)
Bar Type
Flat Bar
Fork Travel
140mm
Suspension Sag
Unknown
Frame Material
Steel
Fork Material
Steel
Brake Type
Disc
Features
Single-speed capable
Source:https://surlybikes.com/bikes/karate_monkey