2025 acol impero Base

Design
Drop Bar, Rigid, non-suspension corrected
Average stack and reachvs category

Geometry

Medium
Stack
546mm
Reach
384mm
Stack to Reach Ratio
1.42:1
Seat Tube Length, C-C
469mm
Top Tube Length, Effective/Horizontal Center
541mm
Head Tube Angle
73deg
Seat Tube Angle
74deg
Head Tube Length
139mm
Bottom Bracket Drop
72mm
Bottom Bracket Height
269mm
Chainstay Length
412mm
Chainstay Length Horizontal
405.7mm
Front-Center
579mm
Front-Center Horizontal
575.3mm
Wheelbase
981mm
Fork Offset/Rake
44mm
Trail
58.2mm
mid/​neutral
Mechanical Trail
55.7mm
Wheel Flop
16.3mm
Standover Height
766mm
Tire to Pedal Spindle
68mm
170 mm cranks
Pedal Spindle to Ground Clearance
99mm
170 mm cranks

Base Build

Medium
Wheel Size
700C/29 in
622 mm BSD
Tire Width
30mm
Tire Outer Diameter
682mm
Bike Length with Tires
1663mm

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://www.acol.bike/allrounder-impero