2011 Specialized Bicycles Stumpjumper Comp Alloy 29 S
Build
700C/29 in × 2.2 in
Insights
Average stack and reach vs trend of full-suspension cross-country mtb bikes
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Stack and Reach vs. Category Trend
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Geometry
| Stack | 591mm |
| Reach | 426mm |
| Stack to Reach Ratio | 1.39:1 |
| Seat Tube Length, C-T | 445mm |
| Top Tube Length, Effective/Horizontal Center | 587mm |
| Top Tube Length, Actual C-C | 556mm |
| Top Tube Slope | 13.9deg |
| Head Tube Angle | 69.5deg |
| Seat Tube Angle | 70.5deg |
| Effective Seat Tube Angle, Unknown | 74.5deg |
| Head Tube Length | 110mm |
| Bottom Bracket Drop | 28.9mm |
| Bottom Bracket Height | 338mm |
| Chainstay Length | 449mm |
| Chainstay Length Horizontal | 448.1mm |
| Front-Center | 676.6mm |
| Front-Center Horizontal | 675.9mm |
| Wheelbase | 1124mm |
| Fork Offset/Rake | 45mm |
| Trail | 89.1mm very high |
| Mechanical Trail | 83.5mm |
| Wheel Flop | 29.2mm |
| Standover Height | 746mm |
| Tire to Pedal Spindle Distance With 175 mm cranks | 134.7mm |
| Pedal Spindle to Ground Clearance With 175 mm cranks | 163mm |
Comp Alloy 29 Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 2.2in |
| Tire Outer Diameter | 733.8mm |
| Bike Length with Tires | 1857.8mm |
| Crank Length | 175mm |
| Handlebar Width | 680mm |
| Stem Length | 75mm |
| Suspension Type | Full suspension |
| Bar Type | Flat Bar |
| Fork Travel | 130mm |
| Rear Travel | Unknown |
| Suspension Sag | Unknown |
| Frame Material | Aluminum |
| Fork Material | Unknown |
| Brake Type | Disc |
Source:https://www.specialized.com/us/en/stumpjumper-fsr-comp-29er/p/23344