2023 Pearson Forge Base 4
Build
700C/29 in × 30 mm
Insights
Very upright stack and reach vs trend of performance road bikes
Design deviates from other sizes of Pearson Forge
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 610mm |
| Reach | 383mm |
| Stack to Reach Ratio | 1.59:1 |
| Seat Tube Length, Unknown | 560mm |
| Top Tube Length, Effective/Horizontal HT Top | 558mm |
| Top Tube Slope | 7.6deg |
| Head Tube Angle | 72.5deg |
| Seat Tube Angle | 74deg |
| Head Tube Length | 194mm |
| Bottom Bracket Drop | 72.5mm |
| Bottom Bracket Height | 268.5mm |
| Chainstay Length | 408mm |
| Chainstay Length Horizontal | 401.5mm |
| Front-Center | 608.8mm |
| Front-Center Horizontal | 604.5mm |
| Wheelbase | 1006mm |
| Fork Offset/Rake | 50mm |
| Trail | 55.1mm mid/neutral |
| Mechanical Trail | 52.5mm |
| Wheel Flop | 15.8mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 97.8mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 98.5mm |
Base Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 30mm |
| Tire Outer Diameter | 682mm |
| Bike Length with Tires | 1688mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Carbon/Composite |
| Fork Material | Carbon/Composite |
| Brake Type | Disc |
Source:https://www.pearson1860.com/products/forge-carbon-road-bike?variant=43865550749939