2017 Surly Bikes 1x1 Base

Category
Rigid MTB
Design
Flat Bar, Rigid, suspension corrected
Frame
Steel
Fork
Steel
Features
Disc brake
Somewhat aggressive stack and reachvs category
Somewhat aggressive stack and reachvs category
Somewhat aggressive stack and reachvs category
Somewhat aggressive stack and reachvs category
Somewhat aggressive stack and reachvs category
Somewhat aggressive stack and reachvs category

Geometry

xSmall (14)
Small (16)
Medium (18)
Medium (18)
Large (20)
xLarge (22)
Stack
551mm
561mm
570mm
570mm
584mm
603mm
Reach
377mm
399mm
421mm
421mm
436mm
446mm
Stack to Reach Ratio
1.46:1
1.41:1
1.35:1
1.35:1
1.34:1
1.35:1
Seat Tube Length, C-T
355.6mm
406.4mm
457.5mm
457.5mm
508.8mm
558.8mm
Top Tube Length, Effective/Horizontal Center
546mm
571mm
596mm
596mm
616mm
631mm
Top Tube Slope
23.7deg
18.4deg
13.4deg
13.4deg
9.5deg
6.4deg
Head Tube Angle
71deg
71deg
71deg
71deg
71deg
71deg
Seat Tube Angle
73deg
73deg
73deg
73deg
73deg
73deg
Head Tube Length
90mm
100mm
110mm
110mm
125mm
145mm
Bottom Bracket Drop
40mm
40mm
40mm
40mm
40mm
40mm
Bottom Bracket Height
297.9mm
297.9mm
297.9mm
297.9mm
297.9mm
297.9mm
Chainstay Length
419mm
419mm
419mm
419mm
419mm
419mm
Chainstay Length Horizontal
417.1mm
417.1mm
417.1mm
417.1mm
417.1mm
417.1mm
Front-Center
596.2mm
621.5mm
646.8mm
646.8mm
667.3mm
682.9mm
Front-Center Horizontal
594.8mm
620.2mm
645.5mm
645.5mm
666.1mm
681.7mm
Wheelbase
1011.9mm
1037.3mm
1062.6mm
1062.6mm
1083.2mm
1098.8mm
Fork Offset/Rake
40mm
40mm
40mm
40mm
40mm
40mm
Fork Length (Axle-To-Crown)
453mm
453mm
453mm
453mm
453mm
453mm
Trail
74.1mm
high
74.1mm
high
74.1mm
high
74.1mm
high
74.1mm
high
74.1mm
high
Mechanical Trail
70mm
70mm
70mm
70mm
70mm
70mm
Wheel Flop
22.8mm
22.8mm
22.8mm
22.8mm
22.8mm
22.8mm
Standover Height
717mm
745mm
774mm
774mm
804mm
838mm
Tire to Pedal Spindle
88.2mm
170 mm cranks
113.6mm
170 mm cranks
138.8mm
170 mm cranks
138.8mm
170 mm cranks
159.4mm
170 mm cranks
175mm
170 mm cranks
Pedal Spindle to Ground Clearance
127.9mm
170 mm cranks
127.9mm
170 mm cranks
127.9mm
170 mm cranks
127.9mm
170 mm cranks
127.9mm
170 mm cranks
127.9mm
170 mm cranks

Base Build

xSmall (14)
Small (16)
Medium (18)
Medium (18)
Large (20)
xLarge (22)
Wheel Size
26 in
559 mm BSD
26 in
559 mm BSD
26 in
559 mm BSD
26 in
559 mm BSD
26 in
559 mm BSD
26 in
559 mm BSD
Tire Width
2.3in
2.3in
2.3in
2.3in
2.3in
2.3in
Tire Outer Diameter
675.8mm
675.8mm
675.8mm
675.8mm
675.8mm
675.8mm
Bike Length with Tires
1687.7mm
1713.1mm
1738.4mm
1738.4mm
1759mm
1774.6mm

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:Bike Counterculture Geometry Database, https://surlybikes.com/bikes/legacy/1x1_2012-2014