2015 Surly Bikes 1x1 Base Small

Build

26 in × 2.75 in

Insights

Somewhat aggressive stack and reach vs trend of rigid mtb bikes

Stack and Reach vs. Category Trend
View all sizes

Geometry

Stack
560.5mm
Reach
398.6mm
Stack to Reach Ratio
1.41:1
Seat Tube Length, C-TTT
406.4mm
Top Tube Length, Effective/Horizontal Center
571mm
Top Tube Length, Actual C-C
549mm
Top Tube Slope
11.1deg
Head Tube Angle
71deg
Seat Tube Angle
73deg
Head Tube Length
100mm
Bottom Bracket Drop
40mm
Bottom Bracket Height
309.4mm
Chainstay Length
419mm
Chainstay Length Horizontal
417.1mm
Front-Center
621.5mm
Front-Center Horizontal
620.2mm
Wheelbase
1037.3mm
Fork Offset/Rake
40mm
Fork Length (Axle-To-Crown)
453mm
Trail
78mm
high
Mechanical Trail
73.7mm
Wheel Flop
24mm
Standover Height
745mm
Tire to Pedal Spindle Distance
With 170 mm cranks
102.2mm
Pedal Spindle to Ground Clearance
With 170 mm cranks
139.4mm

Base Build

Wheel Size
26 inch (559mm BSD)
Tire Width
2.75in
Tire Outer Diameter
698.7mm
Bike Length with Tires
1736mm
Suspension Type
Rigid, suspension corrected
Bar Type
Flat Bar
Frame Material
Steel
Fork Material
Steel
Brake Type
Disc
Source:https://surlybikes.com/bikes/legacy/1x1/1x1/geometry