Bike-on-Bike
Extra Large
Default Config
Insights
Somewhat upright stack and reach vs trend of hardtail trail mtb bikes
Design deviates from other sizes of Bird Bikes Zero 29
Geometry
Stack | 664mm | — |
Reach | 504mm | — |
Stack to Reach Ratio | 1.32:1 | — |
Seat Tube Length, C-T | 470mm | — |
Top Tube Length, Effective/Horizontal HT Top | 681mm | — |
Head Tube Angle | 63.9deg | — |
Effective Seat Tube Angle, ETT HT Top | 73.6deg | — |
Head Tube Length | 140mm | — |
Bottom Bracket Drop | 67.8mm | — |
Bottom Bracket Height | 306.7mm | — |
Chainstay Length | 440mm | — |
Chainstay Length Horizontal | 434.7mm | — |
Front-Center | 828mm | — |
Front-Center Horizontal | 825.3mm | — |
Wheelbase | 1260mm | — |
Fork Offset/Rake | 42mm | — |
Fork Length, Unknown | 541mm | — |
Trail | 136.7mm very high | — — |
Mechanical Trail | 122.8mm | — |
Wheel Flop | 54mm | — |
Tire to Pedal Spindle | 283.5mm 170 mm cranks | — |
Pedal Spindle to Ground Clearance | 136.7mm 170 mm cranks | — |
Build
Wheel Size | 700C/29 in 622 mm BSD | — — |
Tire Width | 2.5in | — |
Tire Outer Diameter | 749mm | — |
Bike Length with Tires | 2009mm | — |
| Suspension Type | Hardtail (Front suspension) | — |
| Bar Type | Flat Bar | — |
| Fork Travel | 130mm | — |
| Rear Travel | Unknown | — |
| Suspension Sag | 30% | — |
| Frame Material | Aluminum | — |
| Fork Material | Unknown | — |
| Brake Type | Unknown | — |
Meta
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| Source | https://www.bird.bike/wp-content/uploads/2021/09/Zero-29-Mk2-Tech-Sheet.svg | — |
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