2022 Surly Bikes Krampus Rigid Fork

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

Geometry

SM
MD
LG
XL
Stack
593mm
602mm
612mm
621mm
Reach
404mm
426mm
448mm
470mm
Stack to Reach Ratio
1.47:1
1.41:1
1.37:1
1.32:1
Seat Tube Length, C-T
368mm
419mm
470mm
521mm
Top Tube Length, Effective/Horizontal HT Top
585mm
610mm
635mm
660mm
Top Tube Length, Actual C-C
556.8mm
573mm
595.1mm
621.8mm
Top Tube Slope
25.2deg
20.2deg
15.5deg
11.2deg
Head Tube Angle
69deg
69deg
69deg
69deg
Seat Tube Angle
73deg
73deg
73deg
73deg
Head Tube Length
90mm
100mm
110mm
120mm
Bottom Bracket Drop
65mm
65mm
65mm
65mm
Bottom Bracket Height
312mm
312mm
312mm
312mm
Chainstay Length
435mm
435mm
435mm
435mm
Chainstay Length Horizontal
430.1mm
430.1mm
430.1mm
430.1mm
Front-Center
660.1mm
686mm
710.9mm
736.8mm
Front-Center Horizontal
656.9mm
682.9mm
707.9mm
733.9mm
Wheelbase
1087mm
1113mm
1138mm
1164mm
Fork Offset/Rake
47mm
47mm
47mm
47mm
Fork Length (Axle-To-Crown)
483mm
483mm
483mm
483mm
Trail
94.4mm
very high
94.4mm
very high
94.4mm
very high
94.4mm
very high
Mechanical Trail
88.1mm
88.1mm
88.1mm
88.1mm
Wheel Flop
31.6mm
31.6mm
31.6mm
31.6mm
Standover Height
770mm
797mm
825mm
853mm
Tire to Pedal Spindle
113.1mm
170 mm cranks
133.9mm
175 mm cranks
158.8mm
175 mm cranks
184.7mm
175 mm cranks
Pedal Spindle to Ground Clearance
142mm
170 mm cranks
137mm
175 mm cranks
137mm
175 mm cranks
137mm
175 mm cranks

Rigid Fork Build

SM
MD
LG
XL
Wheel Size
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
Tire Width
2.6in
2.6in
2.6in
2.6in
Tire Width Max
3in
3in
3in
3in
Tire Outer Diameter
754.1mm
754.1mm
754.1mm
754.1mm
Bike Length with Tires
1841.1mm
1867.1mm
1892.1mm
1918.1mm
Crank Length
170mm
175mm
175mm
175mm
Handlebar Width
750mm
800mm
800mm
800mm
Stem Length
70mm
70mm
70mm
80mm
Stem Angle
7deg
7deg
7deg
7deg

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
Hardtail Trail MTB
Source:https://surlybikes.com/bikes/krampus