2026 CrMo Slug Bicycles Earthling Base

Design
Drop Bar, Rigid, non-suspension corrected
Frame
Steel
Fork
Carbon/Composite
Features
Disc brake
Somewhat upright stack and reachvs category
Somewhat upright stack and reachvs category
Somewhat upright stack and reachvs category
Somewhat upright stack and reachvs category
Somewhat upright stack and reachvs category
Somewhat upright stack and reachvs category

Geometry

XS
S
M
M/L
L
XL
Stack
536mm
551mm
573mm
600mm
630mm
662mm
Reach
369mm
382mm
395mm
408mm
421mm
434mm
Stack to Reach Ratio
1.45:1
1.44:1
1.45:1
1.47:1
1.5:1
1.53:1
Seat Tube Length, C-T
450mm
470mm
490mm
515mm
545mm
590mm
Top Tube Length, Effective/Horizontal Center
525mm
542mm
561mm
582mm
604mm
626mm
Top Tube Slope
11.9deg
11deg
10.9deg
10.8deg
10.5deg
9deg
Head Tube Angle
69.5deg
70deg
70.5deg
70.5deg
70.5deg
70.5deg
Seat Tube Angle
74deg
74deg
74deg
74deg
74deg
74deg
Head Tube Length
90mm
105mm
125mm
155mm
186mm
220mm
Bottom Bracket Drop
74mm
74mm
74mm
74mm
74mm
74mm
Bottom Bracket Height
292mm
292mm
292mm
292mm
292mm
292mm
Chainstay Length
435mm
435mm
435mm
435mm
435mm
435mm
Chainstay Length Horizontal
428.7mm
428.7mm
428.7mm
428.7mm
428.7mm
428.7mm
Front-Center
605.9mm
619.8mm
635.7mm
657.5mm
681.4mm
705.2mm
Front-Center Horizontal
601.3mm
615.3mm
631.3mm
653.3mm
677.3mm
701.3mm
Wheelbase
1030mm
1044mm
1060mm
1082mm
1106mm
1130mm
Fork Offset/Rake
55mm
55mm
55mm
55mm
55mm
55mm
Fork Length (Axle-To-Crown)
415mm
415mm
415mm
415mm
415mm
415mm
Trail
78.1mm
high
74.7mm
high
71.3mm
high
71.3mm
high
71.3mm
high
71.3mm
high
Mechanical Trail
73.2mm
70.2mm
67.2mm
67.2mm
67.2mm
67.2mm
Wheel Flop
25.6mm
24mm
22.4mm
22.4mm
22.4mm
22.4mm
Standover Height
695mm
714mm
735mm
760mm
797mm
829mm
Tire to Pedal Spindle
69.9mm
170 mm cranks
83.8mm
170 mm cranks
99.7mm
170 mm cranks
121.5mm
170 mm cranks
145.4mm
170 mm cranks
169.2mm
170 mm cranks
Pedal Spindle to Ground Clearance
122mm
170 mm cranks
122mm
170 mm cranks
122mm
170 mm cranks
122mm
170 mm cranks
122mm
170 mm cranks
122mm
170 mm cranks

Base Build

XS
S
M
M/L
L
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
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
Tire Width
55mm
55mm
55mm
55mm
55mm
55mm
Tire Width Max
55mm
55mm
55mm
55mm
55mm
55mm
Tire Outer Diameter
732mm
732mm
732mm
732mm
732mm
732mm
Bike Length with Tires
1762mm
1776mm
1792mm
1814mm
1838mm
1862mm

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
Progressive Gravel