2025 Crust Bikes Stupid Tourist Base

Design
Flat Bar, Rigid, non-suspension corrected
Frame
Steel
Fork
Steel
Features
Disc brake, Frame couplers
Somewhat upright stack and reachvs category
Very upright stack and reachvs category

Geometry

Small
Large
Stack
550mm
610mm
Reach
385mm
410mm
Stack to Reach Ratio
1.43:1
1.49:1
Seat Tube Length, C-T
400mm
475mm
Top Tube Length, Effective/Horizontal Unknown
550mm
600mm
Top Tube Slope
16deg
13.5deg
Head Tube Angle
72deg
72deg
Seat Tube Angle
73deg
73deg
Head Tube Length
277mm
339mm
Bottom Bracket Drop
25mm
25mm
Bottom Bracket Height
239mm
239mm
Chainstay Length
415mm
415mm
Chainstay Length Horizontal
414.3mm
414.3mm
Front-Center
604.3mm
648.2mm
Front-Center Horizontal
603.8mm
647.8mm
Wheelbase
1018mm
1062mm
Fork Offset/Rake
30mm
30mm
Trail
54.2mm
mid/​neutral
54.2mm
mid/​neutral
Mechanical Trail
51.6mm
51.6mm
Wheel Flop
15.9mm
15.9mm
Tire to Pedal Spindle
170.3mm
170 mm cranks
214.3mm
170 mm cranks
Pedal Spindle to Ground Clearance
69mm
170 mm cranks
69mm
170 mm cranks

Base Build

Small
Large
Wheel Size
20 in (406)
406 mm BSD
20 in (406)
406 mm BSD
Tire Width
2.4in
2.4in
Tire Outer Diameter
527.9mm
527.9mm
Bike Length with Tires
1545.9mm
1589.9mm

Published Sizing Recommendations

Height
5 ft 0 in
to
5 ft 8 in

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
Mini-velo/Folding
Source:https://crustbikes.com/collections/completes/products/small-stupid-tourist-sample-complete