2023 Pearson Shift Base

Design
Drop Bar, Rigid, non-suspension corrected
Frame
Carbon/Composite
Fork
Carbon/Composite
Average 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
S
M
L
XL
Stack
514mm
527mm
547mm
568mm
592mm
Reach
373mm
378mm
384mm
392mm
404mm
Stack to Reach Ratio
1.38:1
1.39:1
1.42:1
1.45:1
1.47:1
Seat Tube Length, C-T
460mm
480mm
495mm
520mm
540mm
Top Tube Length, Effective/Horizontal Unknown
510mm
530mm
540mm
562mm
577mm
Top Tube Slope
8.1deg
7.3deg
7.8deg
7.3deg
7.7deg
Head Tube Angle
71.5deg
72.5deg
73deg
73.5deg
73.5deg
Seat Tube Angle
75deg
74deg
74deg
73.5deg
73deg
Head Tube Length
105mm
115mm
135mm
155mm
180mm
Bottom Bracket Height
Chainstay Length
406mm
406mm
406mm
410mm
410mm
Wheelbase
968mm
968mm
976mm
990mm
1009mm
Trail
Mechanical Trail
Wheel Flop

Base 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
28mm
28mm
28mm
28mm
28mm
Tire Outer Diameter
678mm
678mm
678mm
678mm
678mm
Bike Length with Tires
1646mm
1646mm
1654mm
1668mm
1687mm

Published Sizing Recommendations

Height
159 cm
to
166 cm
166 cm
to
173 cm
173 cm
to
178 cm
178 cm
to
186 cm
185 cm
to

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.pearson1860.com/products/shift-carbon-aero-road-frameset?variant=43914570334451