Bike-on-Bike
Default Config
Insights
Average stack and reach vs trend of full-suspension downhill/freeride mtb bikes
Geometry
Stack | 619mm | — |
Reach | 470mm | — |
Stack to Reach Ratio | 1.32:1 | — |
Seat Tube Length, C-T | 450mm | — |
Top Tube Length, Effective/Horizontal HT Top | 565mm | — |
Head Tube Angle | 65deg | — |
Effective Seat Tube Angle, ETT HT Top | 81deg | — |
Head Tube Length | 110mm | — |
Bottom Bracket Drop | 12mm | — |
Bottom Bracket Height | 345mm | — |
Chainstay Length | 430mm | — |
Chainstay Length Horizontal | 429.8mm | — |
Front-Center | 801.3mm | — |
Front-Center Horizontal | 801.2mm | — |
Wheelbase | 1231mm | — |
Fork Offset/Rake | 44mm | — |
Fork Length (Axle-To-Crown) | 566mm | — |
Trail | 117.9mm very high | — — |
Mechanical Trail | 106.9mm | — |
Wheel Flop | 45.2mm | — |
Standover Height | 795mm | — |
Tire to Pedal Spindle | 274.3mm 170 mm cranks | — |
Pedal Spindle to Ground Clearance | 175mm 170 mm cranks | — |
Build
Wheel Size | 650B/27.5 in 584 mm BSD | — — |
Tire Width | 65mm | — |
Tire Outer Diameter | 714mm | — |
Bike Length with Tires | 1945mm | — |
Crank Length | 170mm | — |
Handlebar Width | 800mm | — |
Stem Length | 35mm | — |
Stem Angle | 0deg | — |
| Suspension Type | Full suspension | — |
| Bar Type | Flat Bar | — |
| Fork Travel | 180mm | — |
| Rear Travel | 180mm | — |
| Suspension Sag | 30% | — |
| Frame Material | Aluminum | — |
| Fork Material | Aluminum | — |
| Brake Type | Disc | — |
Meta
| Actions | — | |
| Source | https://dartmoor-bikes.com/hardware/freeride/thunderbird-fr-pro-2025 | — |
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