2024 Koga Roqa Prime Carbon

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

Geometry

XS
S
M
L
XL
Stack
541mm
564mm
589mm
608mm
629mm
Reach
374mm
378mm
381mm
390mm
397mm
Stack to Reach Ratio
1.45:1
1.49:1
1.55:1
1.56:1
1.58:1
Seat Tube Length, C-T
460mm
490mm
510mm
530mm
560mm
Top Tube Length, Effective/Horizontal HT Top
525mm
540mm
555mm
570mm
590mm
Top Tube Slope
11.1deg
10.3deg
10.8deg
10.5deg
9.5deg
Head Tube Angle
70deg
71deg
71.5deg
71.5deg
71.5deg
Seat Tube Angle
74.5deg
74deg
73.5deg
73.5deg
73deg
Head Tube Length
120mm
140mm
165mm
185mm
205mm
Bottom Bracket Drop
69mm
69mm
69mm
69mm
69mm
Bottom Bracket Height
274mm
274mm
274mm
274mm
274mm
Chainstay Length
430mm
430mm
430mm
430mm
430mm
Chainstay Length Horizontal
424.4mm
424.4mm
424.4mm
424.4mm
424.4mm
Front-Center
603.5mm
605.5mm
611.5mm
626.4mm
635.3mm
Front-Center Horizontal
599.6mm
601.6mm
607.6mm
622.6mm
631.6mm
Wheelbase
1024mm
1026mm
1032mm
1047mm
1056mm
Fork Offset/Rake
50mm
50mm
50mm
50mm
50mm
Trail
71.6mm
high
65.2mm
high
62mm
mid/​neutral
62mm
mid/​neutral
62mm
mid/​neutral
Mechanical Trail
67.3mm
61.7mm
58.8mm
58.8mm
58.8mm
Wheel Flop
23mm
20.1mm
18.7mm
18.7mm
18.7mm
Tire to Pedal Spindle
90.5mm
170 mm cranks
92.5mm
170 mm cranks
98.5mm
170 mm cranks
113.4mm
170 mm cranks
117.3mm
175 mm cranks
Pedal Spindle to Ground Clearance
104mm
170 mm cranks
104mm
170 mm cranks
104mm
170 mm cranks
104mm
170 mm cranks
99mm
175 mm cranks

Prime Carbon Build

XS
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
32mm
32mm
32mm
32mm
32mm
Tire Width Max
45mm
45mm
45mm
45mm
45mm
Tire Outer Diameter
686mm
686mm
686mm
686mm
686mm
Bike Length with Tires
1710mm
1712mm
1718mm
1733mm
1742mm
Crank Length
175mm

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.koga.com/en/bikes/race-gravel-bikes/roqa-premium?frame=H