2024 Ratking / BackAlley Lost Highway Base 54cm
Build
650B/27.5 in × 2.2 in
Insights
Average stack and reach vs trend of all-road/gravel bikes
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 551mm |
| Reach | 371mm |
| Stack to Reach Ratio | 1.49:1 |
| Seat Tube Length, C-C | 490mm |
| Top Tube Length, Effective/Horizontal HT Top | 540mm |
| Top Tube Slope | 10deg |
| Head Tube Angle | 72deg |
| Seat Tube Angle | 73deg |
| Bottom Bracket Drop | 70mm |
| Bottom Bracket Height | 277.9mm |
| Chainstay Length | 435mm |
| Chainstay Length Horizontal | 429.3mm |
| Front-Center | 589mm |
| Front-Center Horizontal | 584.7mm |
| Wheelbase | 1014mm |
| Fork Offset/Rake | 54.6mm |
| Trail | 55.7mm mid/neutral |
| Mechanical Trail | 52.9mm |
| Wheel Flop | 16.4mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 71.1mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 107.9mm |
Base Build
| Wheel Size | 650B, 27.5 inch (584mm BSD) |
| Tire Width | 2.2in |
| Tire Outer Diameter | 695.8mm |
| Bike Length with Tires | 1709.8mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Steel |
| Fork Material | Carbon/Composite |
| Brake Type | Disc |
Source:https://wearestuntdoubles.com/product/back-alley-x-ratking-lost-highway-bicycle