Bike-on-Bike
Insights
Average stack and reach vs trend of full-suspension trail mtb bikes
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Geometry
Stack | 608mm | — |
Reach | 442mm | — |
Stack to Reach Ratio | 1.38:1 | — |
Seat Tube Length, Unknown | 468mm | — |
Top Tube Length, Effective/Horizontal Center | 618mm | — |
Top Tube Slope | 15.5deg | — |
Head Tube Angle | 67deg | — |
Seat Tube Angle | 74deg | — |
Head Tube Length | 125mm | — |
Bottom Bracket Drop | 18mm | — |
Bottom Bracket Height | 340mm | — |
Chainstay Length | 420mm | — |
Chainstay Length Horizontal | 419.6mm | — |
Front-Center | 738mm | — |
Front-Center Horizontal | 738.4mm | — |
Wheelbase | 1158mm | — |
Fork Offset/Rake | 46mm | — |
Fork Length, Unknown | 542mm | — |
Trail | 102mm very high | — — |
Mechanical Trail | 93.9mm | — |
Wheel Flop | 36.7mm | — |
Standover Height | 762mm | — |
Tire to Pedal Spindle | 210mm 170 mm cranks | — |
Pedal Spindle to Ground Clearance | 170mm 170 mm cranks | — |
Build
Wheel Size | 650B/27.5 in 584 mm BSD | — — |
Tire Width | 2.6in | — |
Tire Outer Diameter | 716.1mm | — |
Bike Length with Tires | 1874.1mm | — |
Crank Length | 170mm | — |
Handlebar Width | 780mm | — |
Stem Length | 60mm | — |
| Suspension Type | Full suspension | — |
| Bar Type | Flat Bar | — |
| Fork Travel | 150mm | — |
| Rear Travel | Unknown | — |
| Suspension Sag | Unknown | — |
| Frame Material | Aluminum | — |
| Fork Material | N/A | — |
| Brake Type | Unknown | — |
Meta
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| Source | https://www.specialized.com/us/en/stumpjumper-comp-alloy-27-5/p/153985 | — |
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