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Belgie ULTRA

2021 Curve Cycling Belgie ULTRA V1

Category
Endurance Road
Design
Drop Bar, Rigid, non-suspension corrected
Frame
Titanium
Fork
Carbon/Composite
Features
Disc brake
Learn More
46
Compare
Collection
I've Ridden
49
Compare
Collection
I've Ridden
52
Compare
Collection
I've Ridden
54
Compare
Collection
I've Ridden
56
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Collection
I've Ridden
58
Compare
Collection
I've Ridden
61
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Collection
I've Ridden
64
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Collection
I've Ridden
Somewhat aggressive stack and reachvs category
Somewhat aggressive stack and reachvs category
Somewhat aggressive stack and reachvs category
Somewhat aggressive stack and reachvs category
Average stack and reachvs category
Average stack and reachvs category
Average stack and reachvs category
Average stack and reachvs category

Geometry

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49
52
54
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58
61
64
Stack
526mm
538mm
552mm
574mm
596mm
622mm
641mm
650mm
Reach
377mm
383mm
387mm
390mm
393mm
398mm
404mm
411mm
Stack to Reach Ratio
1.4:1
1.4:1
1.43:1
1.47:1
1.52:1
1.56:1
1.59:1
1.58:1
Seat Tube Length, C-T
460mm
490mm
520mm
540mm
560mm
580mm
610mm
640mm
Top Tube Length, Effective/Horizontal HT Top
528mm
537mm
545mm
555mm
564mm
588mm
600mm
610mm
Top Tube Slope
9.5deg
7.4deg
5.6deg
5.8deg
6deg
6.8deg
5.7deg
3.6deg
Head Tube Angle
70.5deg
71deg
71.5deg
72deg
72deg
72.5deg
72.5deg
72.5deg
Seat Tube Angle
74deg
74deg
74deg
74deg
74deg
73deg
73deg
73deg
Head Tube Length
125mm
135mm
148mm
170mm
195mm
220mm
240mm
250mm
Bottom Bracket Drop
75mm
75mm
75mm
75mm
73mm
73mm
73mm
73mm
Bottom Bracket Height
268mm
268mm
268mm
268mm
270mm
270mm
270mm
270mm
Chainstay Length
425mm
425mm
425mm
425mm
428mm
428mm
430mm
430mm
Chainstay Length Horizontal
418.3mm
418.3mm
418.3mm
418.3mm
421.7mm
421.7mm
423.8mm
423.8mm
Front-Center
587mm
592mm
596mm
603mm
613mm
620mm
632mm
643mm
Front-Center Horizontal
582.7mm
587.7mm
591.7mm
597.7mm
608.3mm
616.3mm
628.2mm
638.2mm
Wheelbase
1001mm
1006mm
1010mm
1016mm
1030mm
1038mm
1052mm
1062mm
Fork Offset/Rake
45mm
45mm
45mm
45mm
45mm
45mm
45mm
45mm
Fork Length (Axle-To-Crown)
370mm
370mm
370mm
370mm
370mm
370mm
370mm
370mm
Trail
73.7mm
high
70.5mm
high
67.3mm
high
64.1mm
mid/​neutral
64.1mm
mid/​neutral
61mm
mid/​neutral
61mm
mid/​neutral
61mm
mid/​neutral
Mechanical Trail
69.5mm
66.7mm
63.8mm
61mm
61mm
58.1mm
58.1mm
58.1mm
Wheel Flop
23.2mm
21.7mm
20.3mm
18.9mm
18.9mm
17.5mm
17.5mm
17.5mm
Standover Height
728mm
747mm
769mm
790mm
812mm
834mm
857mm
876mm
Tire to Pedal Spindle
74mm
170 mm cranks
79mm
170 mm cranks
83mm
170 mm cranks
90mm
170 mm cranks
100mm
170 mm cranks
107mm
170 mm cranks
119mm
170 mm cranks
130mm
170 mm cranks
Pedal Spindle to Ground Clearance
98mm
170 mm cranks
98mm
170 mm cranks
98mm
170 mm cranks
98mm
170 mm cranks
100mm
170 mm cranks
100mm
170 mm cranks
100mm
170 mm cranks
100mm
170 mm cranks

V1 Build

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49
52
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61
64
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
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
Tire Width
32mm
32mm
32mm
32mm
32mm
32mm
32mm
32mm
Tire Width Max
35mm
35mm
35mm
35mm
35mm
35mm
35mm
35mm
Tire Outer Diameter
686mm
686mm
686mm
686mm
686mm
686mm
686mm
686mm
Bike Length with Tires
1687mm
1692mm
1696mm
1702mm
1716mm
1724mm
1738mm
1748mm

Published Sizing Recommendations

Height
147 cm
to
157 cm
155 cm
to
165 cm
161 cm
to
170 cm
168 cm
to
177 cm
175 cm
to
184 cm
183 cm
to
192 cm
191 cm
to
201 cm
198 cm
to
208 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
Endurance Road
Source:https://www.curvecycling.com/products/belgie-ultra-frameset
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