2026 BH SL1 4.5 XS
Build
700C/29 in × 28 mm
Insights
Somewhat aggressive stack and reach vs trend of performance road bikes
Design deviates from other sizes of BH SL1
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 517mm |
| Reach | 382mm |
| Stack to Reach Ratio | 1.35:1 |
| Seat Tube Length, Unknown | 398mm |
| Top Tube Length, Effective/Horizontal Center | 510mm |
| Top Tube Slope | 15.3deg |
| Head Tube Angle | 71.8deg |
| Seat Tube Angle | 74.8deg |
| Head Tube Length | 108mm |
| Bottom Bracket Drop | 74.5mm |
| Bottom Bracket Height | 264.5mm |
| Chainstay Length | 410mm |
| Chainstay Length Horizontal | 403.2mm |
| Front-Center | 565mm |
| Front-Center Horizontal | 560.1mm |
| Wheelbase | 963.3mm |
| Fork Offset/Rake | 31mm |
| Fork Length (On-Axis) | 369mm |
| Trail | 78.8mm high |
| Mechanical Trail | 74.9mm |
| Wheel Flop | 23.4mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 56mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 94.5mm |
4.5 Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 28mm |
| Tire Outer Diameter | 678mm |
| Bike Length with Tires | 1641.3mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Unknown |
| Fork Material | Unknown |
| Brake Type | Unknown |
Source:www.bhbikes.com