2023 Cannondale Bikes Topstone Alloy 4

Design
Drop Bar, Rigid, non-suspension corrected
Frame
Aluminum
Fork
Carbon/Composite
Features
Disc brake
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

XS
SM
MD
LG
XL
Stack
518mm
549mm
579mm
610mm
640mm
Reach
368mm
377mm
385mm
394mm
402mm
Stack to Reach Ratio
1.41:1
1.46:1
1.5:1
1.55:1
1.59:1
Seat Tube Length, C-T
410mm
458mm
505mm
553mm
600mm
Top Tube Length, Effective/Horizontal HT Top
533mm
544mm
557mm
572mm
587mm
Top Tube Slope
14.5deg
12.4deg
10.4deg
8.5deg
6.8deg
Head Tube Angle
70deg
71deg
71deg
71deg
71deg
Seat Tube Angle
71.8deg
71.8deg
71.8deg
71.8deg
71.8deg
Effective Seat Tube Angle, Seat Tube Top
73.1deg
73.1deg
73.1deg
73.1deg
73.1deg
Head Tube Length
86mm
115mm
147mm
180mm
212mm
Bottom Bracket Drop
75mm
75mm
75mm
75mm
75mm
Bottom Bracket Height
273mm
273mm
273mm
273mm
273mm
Chainstay Length
435mm
435mm
435mm
435mm
435mm
Chainstay Length Horizontal
428.5mm
428.5mm
428.5mm
428.5mm
428.5mm
Front-Center
593mm
603mm
621mm
641mm
659mm
Front-Center Horizontal
587.5mm
598.5mm
616.5mm
636.5mm
654.5mm
Wheelbase
1016mm
1027mm
1045mm
1065mm
1083mm
Fork Offset/Rake
55mm
55mm
55mm
55mm
55mm
Trail
68.1mm
high
61.7mm
mid/​neutral
61.7mm
mid/​neutral
61.7mm
mid/​neutral
61.7mm
mid/​neutral
Mechanical Trail
64mm
58.3mm
58.3mm
58.3mm
58.3mm
Wheel Flop
21.9mm
19mm
19mm
19mm
19mm
Standover Height
703mm
744mm
784mm
824mm
864mm
Tire to Pedal Spindle
75mm
170 mm cranks
85mm
170 mm cranks
103mm
170 mm cranks
123mm
170 mm cranks
141mm
170 mm cranks
Pedal Spindle to Ground Clearance
103mm
170 mm cranks
103mm
170 mm cranks
103mm
170 mm cranks
103mm
170 mm cranks
103mm
170 mm cranks

4 Build

XS
SM
MD
LG
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
37mm
37mm
37mm
37mm
37mm
Tire Width Max
45mm
45mm
45mm
45mm
45mm
Tire Outer Diameter
696mm
696mm
696mm
696mm
696mm
Bike Length with Tires
1712mm
1723mm
1741mm
1761mm
1779mm

Published Sizing Recommendations

PBH
71 cm
to
75 cm
74 cm
to
76 cm
80 cm
to
84 cm
84 cm
to
90 cm
88 cm
to
92 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
All-road/Gravel
Source:https://www.cannondale.com/en-ca/bikes/road/gravel/topstone-alloy/topstone-4-c15902u