Bike-on-Bike
Default Config
Insights
Average stack and reach vs trend of full-suspension trail mtb bikes
Design deviates from other sizes of Calibre Bikes Bossnut
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Geometry
Stack | 639mm | — |
Reach | 500mm | — |
Stack to Reach Ratio | 1.28:1 | — |
Seat Tube Length, Unknown | 460mm | — |
Top Tube Length, Effective/Horizontal Unknown | 636mm | — |
Top Tube Slope | 17.6deg | — |
Head Tube Angle | 64.5deg | — |
Seat Tube Angle | 78deg | — |
Effective Seat Tube Angle, ETT HT Top | 72deg | — |
Head Tube Length | 125mm | — |
Bottom Bracket Drop | 38mm | — |
Bottom Bracket Height | 334mm | — |
Chainstay Length | 445mm | — |
Chainstay Length Horizontal | 443.4mm | — |
Front-Center | 834.5mm | — |
Front-Center Horizontal | 833.6mm | — |
Wheelbase | 1277mm | — |
Fork Offset/Rake | 42mm | — |
Fork Length, Unknown | 140mm | — |
Trail | 130.9mm very high | — — |
Mechanical Trail | 118.1mm | — |
Wheel Flop | 50.9mm | — |
Tire to Pedal Spindle | 292.5mm 170 mm cranks | — |
Pedal Spindle to Ground Clearance | 164mm 170 mm cranks | — |
Build
Wheel Size | 700C/29 in 622 mm BSD | — — |
Tire Width | 2.4in | — |
Tire Outer Diameter | 743.9mm | — |
Bike Length with Tires | 2020.9mm | — |
Crank Length | 170mm | — |
Handlebar Width | 780mm | — |
| Suspension Type | Full suspension | — |
| Bar Type | Flat Bar | — |
| Fork Travel | 140mm | — |
| Rear Travel | 135mm | — |
| Suspension Sag | Unknown | — |
| Frame Material | Aluminum | — |
| Fork Material | Unknown | — |
| Brake Type | Disc | — |
Meta
| Actions | — | |
| Source | https://www.pinkbike.com/news/review-calibre-bossnut-2025.html#geometry | — |
| Brand | — | |
| Bike | — | |
| Size | — | |
| Category | — |