2011 Specialized Bicycles S-Works Stumpjumper 29er 15.5
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 S-Works Stumpjumper
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 594mm |
| Reach | 394mm |
| Stack to Reach Ratio | 1.51:1 |
| Seat Tube Length, C-T | 394mm |
| Top Tube Length, Effective/Horizontal Center | 570mm |
| Top Tube Length, Actual C-C | 558mm |
| Top Tube Slope | 4.9deg |
| Head Tube Angle | 71.5deg |
| Seat Tube Angle | 73.5deg |
| Head Tube Length | 90mm |
| Bottom Bracket Drop | 56.5mm |
| Bottom Bracket Height | 304mm |
| Chainstay Length | 435mm |
| Chainstay Length Horizontal | 431.3mm |
| Front-Center | 620.3mm |
| Front-Center Horizontal | 617.7mm |
| Wheelbase | 1049mm |
| Fork Offset/Rake | 41.6mm |
| Trail | 76.8mm high |
| Mechanical Trail | 72.8mm |
| Wheel Flop | 23.1mm |
| Standover Height | 760mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 89.7mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 134mm |
29er Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 1.95in |
| Tire Outer Diameter | 721.1mm |
| Bike Length with Tires | 1770.1mm |
| Crank Length | 170mm |
| Handlebar Width | 680mm |
| Stem Length | 75mm |
| Suspension Type | Hardtail (Front suspension) |
| Bar Type | Flat Bar |
| Fork Travel | 90mm |
| Suspension Sag | Unknown |
| Frame Material | Carbon/Composite |
| Fork Material | N/A |
| Brake Type | Disc |
Source:https://www.specialized.com/us/en/s-works-stumpjumper-29er/p/23354?color=36044-23354