2025 Eaglebear Black Trail S
Build
650B/27.5 in × 2.2 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 | 596mm |
| Reach | 405mm |
| Stack to Reach Ratio | 1.47:1 |
| Seat Tube Length, C-T | 410mm |
| Top Tube Length, Effective/Horizontal HT Top | 562mm |
| Top Tube Slope | 21.4deg |
| Head Tube Angle | 70deg |
| Seat Tube Angle | 75deg |
| Head Tube Length | 145mm |
| Bottom Bracket Drop | 75mm |
| Bottom Bracket Height | 272.9mm |
| Chainstay Length | 438mm |
| Chainstay Length Horizontal | 431.5mm |
| Front-Center | 651.8mm |
| Front-Center Horizontal | 647.5mm |
| Wheelbase | 1079mm |
| Fork Offset/Rake | 50mm |
| Fork Length (Axle-To-Crown) | 395mm |
| Trail | 73.4mm high |
| Mechanical Trail | 69mm |
| Wheel Flop | 23.6mm |
| Standover Height | 666mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 133.9mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 102.9mm |
Trail Build
| Wheel Size | 650B, 27.5 inch (584mm BSD) |
| Tire Width | 2.2in |
| Tire Outer Diameter | 695.8mm |
| Bike Length with Tires | 1774.8mm |
| Crank Length | 170mm |
| Handlebar Width | 760mm |
| Stem Length | 35mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Flat Bar |
| Frame Material | Aluminum |
| Fork Material | Carbon/Composite |
| Brake Type | Disc |
Source:https://eaglebear.com/products/eaglebear-black