2021 Specialized Bicycles Stumpjumper EVO Comp Carbon 29 S4
Build
700C/29 in × 2.3 in
Insights
Average stack and reach vs trend of full-suspension trail mtb bikes
Design deviates from other sizes of Specialized Bicycles Stumpjumper EVO
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Stack and Reach vs. Category Trend
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Geometry
| Stack | 635mm |
| Reach | 475mm |
| Stack to Reach Ratio | 1.34:1 |
| Seat Tube Length, C-T | 425mm |
| Top Tube Length, Effective/Horizontal HT Top | 623mm |
| Head Tube Angle | 64.5deg |
| Effective Seat Tube Angle, Unknown | 76.9deg |
| Head Tube Length | 115mm |
| Bottom Bracket Drop | 35mm |
| Bottom Bracket Height | 334.4mm |
| Chainstay Length | 438mm |
| Chainstay Length Horizontal | 436.6mm |
| Front-Center | 809mm |
| Front-Center Horizontal | 810.4mm |
| Wheelbase | 1247mm |
| Fork Offset/Rake | 44mm |
| Fork Length, Unknown | 561mm |
| Trail | 127.5mm very high |
| Mechanical Trail | 115mm |
| Wheel Flop | 49.5mm |
| Standover Height | 762mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 269.6mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 164.4mm |
Comp Carbon 29 Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 2.3in |
| Tire Outer Diameter | 738.8mm |
| Bike Length with Tires | 1985.8mm |
| Handlebar Width | 800mm |
| Suspension Type | Full suspension |
| Bar Type | Flat Bar |
| Fork Travel | 160mm |
| Rear Travel | Unknown |
| Suspension Sag | Unknown |
| Frame Material | Carbon/Composite |
| Fork Material | N/A |
| Brake Type | Disc |
Source:www.specialized.com, https://bikerumor.com/2020/10/06/2021-specialized-stumpjumper-evo-offers-six-geometries-in-one-150mm-carbon-trail-bike/