2025 Stern Force Base 46
Build
29mm BSD × 55 mm
Insights
Very upright stack and reach vs trend of hardtail cross-country mtb bikes
Stack and Reach vs. Category Trend
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Geometry
| Stack | 655mm |
| Reach | 405mm |
| Stack to Reach Ratio | 1.62:1 |
| Seat Tube Length, Unknown | 432mm |
| Top Tube Length, Effective/Horizontal Unknown | 604mm |
| Top Tube Slope | 24.5deg |
| Head Tube Angle | 70deg |
| Seat Tube Angle | 73deg |
| Head Tube Length | 120mm |
| Bottom Bracket Drop | 65mm |
| Bottom Bracket Height | 4.5mm |
| Chainstay Length | 460mm |
| Chainstay Length Horizontal | 455.4mm |
| Front-Center | 661.8mm |
| Front-Center Horizontal | 658.6mm |
| Wheelbase | 1114mm |
| Fork Offset/Rake | 36.5mm |
| Fork Length, Unknown | 520mm |
| Trail | -13.6mm |
| Mechanical Trail | -12.8mm |
| Wheel Flop | -4.4mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 422.3mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | -165.5mm |
Base Build
| Wheel Size | 29mm BSD |
| Tire Width | 55mm |
| Tire Outer Diameter | 139mm |
| Bike Length with Tires | 1253mm |
| Suspension Type | Rigid, suspension corrected |
| Bar Type | Flat Bar |
| Frame Material | Aluminum |
| Fork Material | Steel |
| Brake Type | Disc |
Published Sizing Recommendations
| Height | 158 cm to 179 cm |
Source:https://sportmaster.ru/product/33509280299/?utm_source=ios_appshare&utm_medium=soc&utm_campaign=socsharing_product_ios&utm_content=33509280299