2022 Basso Bikes Astra Base

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

Geometry

45
48
51
53
56
58
61
Stack
527mm
527mm
552mm
564mm
591mm
614mm
638mm
Reach
374mm
374mm
377mm
383mm
385mm
388mm
389mm
Stack to Reach Ratio
1.41:1
1.41:1
1.46:1
1.47:1
1.54:1
1.58:1
1.64:1
Seat Tube Length, C-T
450mm
480mm
510mm
530mm
560mm
580mm
610mm
Top Tube Length, Effective/Horizontal Center
505mm
515mm
525mm
545mm
560mm
575mm
590mm
Top Tube Slope
10.6deg
7.3deg
6.7deg
5.9deg
5.7deg
6.1deg
5.6deg
Head Tube Angle
71.8deg
71.8deg
72deg
72.3deg
73.5deg
73.5deg
74deg
Seat Tube Angle
76deg
75deg
75deg
74deg
73.5deg
73deg
72.5deg
Head Tube Length
125mm
125mm
150mm
162mm
180mm
204mm
228mm
Bottom Bracket Height
Chainstay Length
400mm
400mm
400mm
400mm
402mm
406mm
406mm
Front-Center
576mm
576mm
585mm
592mm
590mm
599mm
602mm
Trail
Mechanical Trail
Wheel Flop
Tire to Pedal Spindle
67mm
170 mm cranks
67mm
170 mm cranks
76mm
170 mm cranks
83mm
170 mm cranks
81mm
170 mm cranks
90mm
170 mm cranks
93mm
170 mm cranks

Base Build

45
48
51
53
56
58
61
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
Tire Width
28mm
28mm
28mm
28mm
28mm
28mm
28mm
Tire Outer Diameter
678mm
678mm
678mm
678mm
678mm
678mm
678mm

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://bassobikes.com/en/bikes/road-bikes/astra