2026 8bar Bikes KRONPRINZ Base

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

Geometry

Unit
S
M
L
XL
Stack
523.5mm
545.5mm
565mm
584mm
Reach
373mm
386.5mm
408mm
417mm
Stack to Reach Ratio
1.4:1
1.41:1
1.38:1
1.4:1
Seat Tube Length, Unknown
480mm
540mm
560mm
580mm
Top Tube Length, Effective/Horizontal Unknown
513mm
543mm
570mm
590mm
Top Tube Slope
6.9deg
2.8deg
2.7deg
2.7deg
Head Tube Angle
71.5deg
73deg
73deg
73deg
Seat Tube Angle
75deg
74deg
74deg
73.5deg
Head Tube Length
120mm
140mm
160mm
180mm
Bottom Bracket Drop
74mm
72mm
72mm
72mm
Bottom Bracket Height
267mm
269mm
269mm
269mm
Chainstay Length
410mm
410mm
410mm
410mm
Chainstay Length Horizontal
403.3mm
403.6mm
403.6mm
403.6mm
Front-Center
575.5mm
582.8mm
609.6mm
624.5mm
Front-Center Horizontal
570.7mm
578.4mm
605.4mm
620.4mm
Wheelbase
974mm
982mm
1009mm
1024mm
Fork Offset/Rake
45mm
45mm
45mm
45mm
Fork Length, Unknown
368mm
368mm
368mm
368mm
Trail
66.6mm
high
57.2mm
mid/​neutral
57.2mm
mid/​neutral
57.2mm
mid/​neutral
Mechanical Trail
63.2mm
54.7mm
54.7mm
54.7mm
Wheel Flop
20.1mm
16mm
16mm
16mm
Tire to Pedal Spindle
170 mm cranks
64.5mm
170 mm cranks
71.8mm
170 mm cranks
98.6mm
170 mm cranks
113.5mm
170 mm cranks
Pedal Spindle to Ground Clearance
170 mm cranks
97mm
170 mm cranks
99mm
170 mm cranks
99mm
170 mm cranks
99mm
170 mm cranks

Base Build

Unit
S
M
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
Tire Width
30mm
30mm
30mm
30mm
30mm
Tire Width Max
32mm
32mm
32mm
32mm
Tire Outer Diameter
682mm
682mm
682mm
682mm
682mm
Bike Length with Tires
1656mm
1664mm
1691mm
1706mm

Published Sizing Recommendations

Height
62 ft 1 in
to
65 ft 5 in
to
67 ft 1 in
to
68 ft 9 in
to

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
Performance Road
Source:https://8bar-bikes.com/de/shop/8bar-kronprinz-aluminium-v4-rennrad-rahmenset/#rahmenset