2009 Surly Bikes 1x1 Base

Category
Rigid MTB
Design
Flat Bar, Rigid, suspension corrected
Frame
Steel
Fork
Steel
Features
Disc brake, Single-speed capable
Very aggressive stack and reachvs category
Very aggressive stack and reachvs category
Very aggressive stack and reachvs category
Very aggressive stack and reachvs category
Very aggressive stack and reachvs category

Geometry

X-Small
Small
Medium
Large
X-Large
Stack
489.1mm
511.2mm
520.2mm
537.7mm
558.1mm
Reach
394.2mm
407.4mm
424.7mm
434.3mm
443.1mm
Stack to Reach Ratio
1.24:1
1.25:1
1.22:1
1.24:1
1.26:1
Seat Tube Length, C-T
355.6mm
406.4mm
457.2mm
508mm
558.8mm
Top Tube Length, Effective/Horizontal Center
545mm
565mm
585mm
600mm
615mm
Top Tube Length, Effective/Horizontal Unknown
545mm
565mm
585mm
600mm
615mm
Top Tube Length, Actual C-C
521.2mm
541.6mm
565.8mm
586.5mm
608.3mm
Top Tube Slope
16.6deg
13.1deg
8.4deg
5.1deg
2.2deg
Head Tube Angle
71deg
71deg
71deg
71deg
71deg
Seat Tube Angle
73deg
73deg
73deg
73deg
73deg
Head Tube Length
89mm
102mm
114mm
134mm
159mm
Bottom Bracket Drop
42.5mm
42.5mm
42.5mm
42.5mm
42.5mm
Bottom Bracket Height
295.5mm
295.5mm
295.5mm
295.5mm
295.5mm
Chainstay Length
419mm
419mm
419mm
419mm
419mm
Chainstay Length Horizontal
416.8mm
416.8mm
416.8mm
416.8mm
416.8mm
Front-Center
598.2mm
618.6mm
638.9mm
654.6mm
670.3mm
Front-Center Horizontal
596.7mm
617.2mm
637.5mm
653.3mm
669mm
Wheelbase
1013.5mm
1034mm
1054.3mm
1070.1mm
1085.8mm
Fork Offset/Rake
45mm
45mm
45mm
45mm
45mm
Fork Length (Axle-To-Crown)
413mm
413mm
413mm
413mm
413mm
Trail
68.8mm
high
68.8mm
high
68.8mm
high
68.8mm
high
68.8mm
high
Mechanical Trail
65mm
65mm
65mm
65mm
65mm
Wheel Flop
21.2mm
21.2mm
21.2mm
21.2mm
21.2mm
Standover Height
714.9mm
742.9mm
773.8mm
806.9mm
841.6mm
Tire to Pedal Spindle
90.2mm
170 mm cranks
110.6mm
170 mm cranks
130.9mm
170 mm cranks
146.6mm
170 mm cranks
162.3mm
170 mm cranks
Pedal Spindle to Ground Clearance
125.5mm
170 mm cranks
125.5mm
170 mm cranks
125.5mm
170 mm cranks
125.5mm
170 mm cranks
125.5mm
170 mm cranks

Base Build

X-Small
Small
Medium
Large
X-Large
Wheel Size
26"
559 mm BSD
26"
559 mm BSD
26"
559 mm BSD
26"
559 mm BSD
26"
559 mm BSD
Tire Width
2.1in
2.1in
2.1in
2.1in
2.1in
Tire Width Max
2.7in
2.7in
2.7in
2.7in
2.7in
Tire Outer Diameter
676mm
676mm
676mm
676mm
676mm
Bike Length with Tires
1689.5mm
1710mm
1730.3mm
1746.1mm
1761.8mm

Stack and Reach vs. Category Trend

Very Upright
Somewhat Upright
Average
Somewhat Aggressive
Very Aggressive

The Bike Insights Upright/Aggressive scale is based on analysis of a bike’s proportions relative to similar sized bikes in the same category.

Learn more about the Upright/Aggressive Scale
Category Trend
Rigid MTB
Source:https://ja.surlybikes.com/uploads/downloads/Surly_Cat_2009_web.pdf