2020 Whyte Bikes 909 Base S
Build
650B/27.5 in × 2.8 in
Insights
Average stack and reach vs trend of hardtail trail mtb bikes
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 624mm |
| Reach | 427mm |
| Stack to Reach Ratio | 1.46:1 |
| Seat Tube Length, C-T | 406.2mm |
| Top Tube Length, Effective/Horizontal Unknown | 600mm |
| Top Tube Slope | 23.5deg |
| Head Tube Angle | 64.5deg |
| Seat Tube Angle | 74.5deg |
| Head Tube Length | 120mm |
| Bottom Bracket Drop | 65.6mm |
| Bottom Bracket Height | 297.5mm |
| Chainstay Length | 440mm |
| Chainstay Length Horizontal | 435.1mm |
| Front-Center | 740.8mm |
| Front-Center Horizontal | 737.9mm |
| Wheelbase | 1173mm |
| Fork Offset/Rake | 40.2mm |
| Trail | 128.6mm very high |
| Mechanical Trail | 116.1mm |
| Wheel Flop | 50mm |
| Standover Height | 783mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 207.7mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 127.5mm |
Base Build
| Wheel Size | 650B, 27.5 inch (584mm BSD) |
| Tire Width | 2.8in |
| Tire Outer Diameter | 726.2mm |
| Bike Length with Tires | 1899.2mm |
| Suspension Type | Hardtail (Front suspension) |
| Bar Type | Flat Bar |
| Fork Travel | 140mm |
| Suspension Sag | Unknown |
| Frame Material | Aluminum |
| Fork Material | Unknown |
| Brake Type | Disc |
Published Sizing Recommendations
| Height | 148 cm to 157 cm |
Source:https://www.whyteusa.bike/collections/trail-hardtails-2020/products/909-20