2023 Pearson On and On Base S
Build
700C/29 in × 45 mm
Insights
Somewhat upright stack and reach vs trend of all-road/gravel bikes
Design deviates from other sizes of Pearson On and On
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 578mm |
| Reach | 375mm |
| Stack to Reach Ratio | 1.54:1 |
| Seat Tube Length, C-T | 495mm |
| Top Tube Length, Effective/Horizontal HT Top | 536mm |
| Top Tube Slope | 11.3deg |
| Head Tube Angle | 70.5deg |
| Seat Tube Angle | 73.5deg |
| Head Tube Length | 137mm |
| Bottom Bracket Drop | 70.5mm |
| Bottom Bracket Height | 285.5mm |
| Chainstay Length | 435mm |
| Chainstay Length Horizontal | 429.3mm |
| Front-Center | 621.8mm |
| Front-Center Horizontal | 617.8mm |
| Wheelbase | 1047mm |
| Fork Offset/Rake | 58mm |
| Trail | 64.5mm mid/neutral |
| Mechanical Trail | 60.8mm |
| Wheel Flop | 20.3mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 95.8mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 115.5mm |
Base Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 45mm |
| Tire Outer Diameter | 712mm |
| Bike Length with Tires | 1759mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Carbon/Composite |
| Fork Material | Carbon/Composite |
| Brake Type | Disc |
Published Sizing Recommendations
| Height | 172 cm to 178 cm |
Source:https://bikerumor.com/wp-content/uploads/2024/01/ATO_GEO_CHART-update-16th-Jan-24-1705405164.1.png