2025 Esker Cycles Lorax Steel (51.5mm Offset) S4/XL
Build
700C/29 in × 2.35 in
Insights
Average stack and reach vs trend of off-road touring bikes
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 670mm |
| Reach | 405mm |
| Stack to Reach Ratio | 1.65:1 |
| Seat Tube Length, C-T | 560mm |
| Top Tube Length, Effective/Horizontal HT Top | 610mm |
| Head Tube Angle | 68deg |
| Effective Seat Tube Angle, ETT HT Top | 73deg |
| Head Tube Length | 165mm |
| Bottom Bracket Drop | 68mm |
| Bottom Bracket Height | 302.7mm |
| Chainstay Length | 445mm |
| Chainstay Length Horizontal | 439.8mm |
| Front-Center | 706.5mm |
| Front-Center Horizontal | 703.2mm |
| Wheelbase | 1143mm |
| Fork Offset/Rake | 51.5mm |
| Fork Length (Axle-To-Crown) | 495mm |
| Trail | 94.2mm very high |
| Mechanical Trail | 87.4mm |
| Wheel Flop | 32.7mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 165.8mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 132.7mm |
Steel (51.5mm Offset) Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 2.35in |
| Tire Outer Diameter | 741.4mm |
| Bike Length with Tires | 1884.4mm |
| Suspension Type | Rigid, suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Steel |
| Fork Material | Carbon/Composite |
| Brake Type | Disc |
Source:https://eskercycles.com/products/2024-lorax-frameset