2026/V4 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
Average stack and reachvs category
Average stack and reachvs category

Geometry

S
M
L
XL
Stack
527mm
538mm
560mm
582mm
Reach
379mm
386mm
388mm
393mm
Stack to Reach Ratio
1.39:1
1.39:1
1.44:1
1.48:1
Seat Tube Length, C-T
460mm
490mm
520mm
540mm
Top Tube Length, Actual C-C
525mm
540mm
555mm
570mm
Top Tube Slope
9.5deg
7.3deg
6.5deg
6.8deg
Head Tube Angle
71.5deg
72deg
72.5deg
73deg
Seat Tube Angle
74.5deg
74deg
73.5deg
73deg
Head Tube Length
115mm
130mm
150mm
170mm
Bottom Bracket Drop
72mm
72mm
72mm
72mm
Bottom Bracket Height
269mm
269mm
269mm
269mm
Chainstay Length
410mm
410mm
410mm
410mm
Chainstay Length Horizontal
403.6mm
403.6mm
403.6mm
403.6mm
Front-Center
583.8mm
590.8mm
595.7mm
600.7mm
Front-Center Horizontal
579.4mm
586.4mm
591.4mm
596.4mm
Wheelbase
983mm
990mm
995mm
1000mm
Fork Offset/Rake
45.6mm
46.6mm
47.2mm
45.4mm
Fork Length, Unknown
380mm
380mm
380mm
380mm
Trail
66mm
high
61.8mm
mid/​neutral
58mm
mid/​neutral
56.8mm
mid/​neutral
Mechanical Trail
62.6mm
58.8mm
55.3mm
54.3mm
Wheel Flop
19.9mm
18.2mm
16.6mm
15.9mm
Standover Height
758mm
780mm
805mm
825mm
Tire to Pedal Spindle
72.8mm
170 mm cranks
77.3mm
172.5 mm cranks
82.2mm
172.5 mm cranks
84.7mm
175 mm cranks
Pedal Spindle to Ground Clearance
99mm
170 mm cranks
96.5mm
172.5 mm cranks
96.5mm
172.5 mm cranks
94mm
175 mm cranks

Base Build

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
Tire Width
30mm
30mm
30mm
30mm
Tire Width Max
35mm
35mm
35mm
35mm
Tire Outer Diameter
682mm
682mm
682mm
682mm
Bike Length with Tires
1665mm
1672mm
1677mm
1682mm
Crank Length
170mm
172.5mm
172.5mm
175mm
Handlebar Width
400mm
420mm
420mm
440mm
Stem Length
90mm
100mm
110mm
120mm

Published Sizing Recommendations

Height
160 cm
to
173 cm
170 cm
to
183 cm
180 cm
to
193 cm
190 cm
to
203 cm

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-road-dropbar/#rahmen