2012 Specialized Bicycles Stumpjumper Stumpjumper Expert Carbon EVO R 29 21
Build
700C/29 in × 1.95 in
Insights
Average stack and reach vs trend of hardtail cross-country mtb bikes
Design deviates from other sizes of Specialized Bicycles Stumpjumper
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 641mm |
| Reach | 450mm |
| Stack to Reach Ratio | 1.42:1 |
| Seat Tube Length, C-T | 533mm |
| Top Tube Length, Effective/Horizontal HT Top | 640mm |
| Top Tube Length, Actual C-C | 614mm |
| Top Tube Slope | 12.2deg |
| Head Tube Angle | 71.5deg |
| Seat Tube Angle | 73.5deg |
| Head Tube Length | 130mm |
| Bottom Bracket Drop | 63.5mm |
| Bottom Bracket Height | 297mm |
| Chainstay Length | 435mm |
| Chainstay Length Horizontal | 430.3mm |
| Front-Center | 704.5mm |
| Front-Center Horizontal | 701.7mm |
| Wheelbase | 1132mm |
| Fork Offset/Rake | 55.4mm |
| Trail | 62.2mm mid/neutral |
| Mechanical Trail | 59mm |
| Wheel Flop | 18.7mm |
| Standover Height | 870mm |
| Tire to Pedal Spindle Distance With 175 mm cranks | 169mm |
| Pedal Spindle to Ground Clearance With 175 mm cranks | 122mm |
Stumpjumper Expert Carbon EVO R 29 Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 1.95in |
| Tire Outer Diameter | 721.1mm |
| Bike Length with Tires | 1853.1mm |
| Crank Length | 175mm |
| Handlebar Width | 680mm |
| Stem Length | 105mm |
| Suspension Type | Hardtail (Front suspension) |
| Bar Type | Flat Bar |
| Fork Travel | Unknown |
| Suspension Sag | Unknown |
| Frame Material | Carbon/Composite |
| Fork Material | Unknown |
| Brake Type | Disc |
Source:https://www.specialized.com/us/en/stumpjumper-expert-carbon-evo-r-29/p/35135?color=80454-35135