2024 Ridley Bikes Arena A Base

Design
Drop Bar, Rigid, non-suspension corrected
Frame
Aluminum
Fork
Carbon/Composite
Features
N/A brake, Single-speed capable
Somewhat upright 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
Stack
508mm
529mm
553mm
583mm
Reach
374mm
388mm
407mm
424mm
Stack to Reach Ratio
1.36:1
1.36:1
1.36:1
1.38:1
Seat Tube Length, C-T
480mm
510mm
540mm
580mm
Top Tube Length, Effective/Horizontal Center
510mm
530mm
555mm
580mm
Top Tube Slope
5.1deg
4deg
3.3deg
2.3deg
Head Tube Angle
73.5deg
74deg
74deg
74.5deg
Seat Tube Angle
75deg
75deg
75deg
75deg
Head Tube Length
115mm
135mm
160mm
190mm
Bottom Bracket Drop
55mm
55mm
55mm
55mm
Bottom Bracket Height
281mm
281mm
281mm
281mm
Chainstay Length
385mm
385mm
385mm
385mm
Chainstay Length Horizontal
381.1mm
381.1mm
381.1mm
381.1mm
Front-Center
547.7mm
563.6mm
588.5mm
609.4mm
Front-Center Horizontal
545mm
561mm
586mm
607mm
Wheelbase
926mm
942mm
967mm
988mm
Fork Offset/Rake
35.3mm
35.6mm
34.8mm
35.2mm
Trail
62.8mm
mid/​neutral
59.3mm
mid/​neutral
60.2mm
mid/​neutral
56.7mm
mid/​neutral
Mechanical Trail
60.2mm
57mm
57.9mm
54.6mm
Wheel Flop
17.1mm
15.7mm
16mm
14.6mm
Tire to Pedal Spindle
41.7mm
170 mm cranks
57.6mm
170 mm cranks
82.5mm
170 mm cranks
103.4mm
170 mm cranks
Pedal Spindle to Ground Clearance
111mm
170 mm cranks
111mm
170 mm cranks
111mm
170 mm cranks
111mm
170 mm cranks

Base Build

XS
S
M
L
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
25mm
25mm
25mm
25mm
Tire Outer Diameter
672mm
672mm
672mm
672mm
Bike Length with Tires
1598mm
1614mm
1639mm
1660mm
Crank Length
170mm
170mm
170mm
170mm
Handlebar Width
400mm
400mm
400mm
400mm
Stem Length
100mm
100mm
100mm
100mm
Stem Angle
83deg
83deg
83deg
83deg

Published Sizing Recommendations

Height

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
Track/Fixed-gear
Source:https://www.ridley-bikes.com/fr_FR/bikes/SBIARARID008