2025 Slug Bicycles Earthling Base 58
Build
700C/29 in × 2.1 in
Insights
Somewhat aggressive stack and reach vs trend of all-road/gravel bikes
Stack and Reach vs. Category Trend
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Geometry
| Stack | 608mm |
| Reach | 414mm |
| Stack to Reach Ratio | 1.47:1 |
| Seat Tube Length, C-T | 560mm |
| Top Tube Length, Effective/Horizontal Center | 590mm |
| Top Tube Slope | 7deg |
| Head Tube Angle | 71deg |
| Seat Tube Angle | 74deg |
| Head Tube Length | 175mm |
| Bottom Bracket Drop | 74mm |
| Bottom Bracket Height | 290.3mm |
| Chainstay Length | 435mm |
| Chainstay Length Horizontal | 428.7mm |
| Front-Center | 655.5mm |
| Front-Center Horizontal | 651.3mm |
| Wheelbase | 1080mm |
| Fork Offset/Rake | 50mm |
| Fork Length (Axle-To-Crown) | 395mm |
| Trail | 72.6mm high |
| Mechanical Trail | 68.6mm |
| Wheel Flop | 22.3mm |
| Standover Height | 811mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 121.2mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 120.3mm |
Base Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 2.1in |
| Tire Outer Diameter | 728.7mm |
| Bike Length with Tires | 1808.7mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Titanium |
| Fork Material | Carbon/Composite |
| Brake Type | Disc |
Source:https://slugbicycles.com/products/earthling-dirt-bike