2020 Specialized Stumpjumper Expert Carbon 27.5 Specialized Stumpjumper 2020 Specialized Stumpjumper Carbon Expert 27.5 XS
Build
650B/27.5 in × 2.6 in
Insights
Average stack and reach vs trend of full-suspension trail mtb bikes
Design deviates from other sizes of Specialized Stumpjumper
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Bar type unusual for category
This: Swept Back Bar
Category: Flat Bar
vs full-suspension trail mtb bikesCategory: Flat Bar
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 581mm |
| Reach | 405mm |
| Stack to Reach Ratio | 1.43:1 |
| Seat Tube Length, Unknown | 380mm |
| Top Tube Length, Effective/Horizontal Center | 544mm |
| Top Tube Slope | 23.2deg |
| Head Tube Angle | 66.5deg |
| Seat Tube Angle | 76.5deg |
| Head Tube Length | 100mm |
| Bottom Bracket Drop | 28mm |
| Bottom Bracket Height | 330mm |
| Chainstay Length | 432mm |
| Chainstay Length Horizontal | 431.1mm |
| Front-Center | 696mm |
| Front-Center Horizontal | 695.9mm |
| Wheelbase | 1127mm |
| Fork Offset/Rake | 46mm |
| Fork Length, Unknown | 522mm |
| Trail | 105.5mm very high |
| Mechanical Trail | 96.8mm |
| Wheel Flop | 38.6mm |
| Standover Height | 742mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 168mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 160mm |
2020 Specialized Stumpjumper Carbon Expert 27.5 Build
| Wheel Size | 650B, 27.5 inch (584mm BSD) |
| Tire Width | 2.6in |
| Tire Outer Diameter | 716.1mm |
| Bike Length with Tires | 1843.1mm |
| Crank Length | 170mm |
| Handlebar Width | 780mm |
| Stem Length | 40mm |
| Suspension Type | Full suspension |
| Bar Type | Swept Back Bar |
| Fork Travel | 150mm |
| Rear Travel | 150mm |
| Suspension Sag | Unknown |
| Frame Material | Carbon/Composite |
| Fork Material | Unknown |
| Brake Type | Unknown |
Source:https://www.specialized.com/us/en/stumpjumper-expert-carbon-275/p/170572