2021 Jamis Bicycles Dragon 29 17
Build
700C/29 in × 2.5 in
Insights
Average stack and reach vs trend of hardtail all-mountain/enduro mtb bikes
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Stack and Reach vs. Category Trend
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Geometry
| Stack | 640mm |
| Reach | 463mm |
| Stack to Reach Ratio | 1.38:1 |
| Seat Tube Length, C-T | 431.8mm |
| Top Tube Length, Effective/Horizontal Center | 622mm |
| Top Tube Slope | 21.3deg |
| Head Tube Angle | 65deg |
| Seat Tube Angle | 76deg |
| Head Tube Length | 100mm |
| Bottom Bracket Drop | 60mm |
| Bottom Bracket Height | 314.5mm |
| Chainstay Length | 435mm |
| Chainstay Length Horizontal | 430.8mm |
| Front-Center | 791.4mm |
| Front-Center Horizontal | 789.2mm |
| Wheelbase | 1220mm |
| Fork Offset/Rake | 50.5mm |
| Trail | 118.9mm very high |
| Mechanical Trail | 107.8mm |
| Wheel Flop | 45.6mm |
| Standover Height | 788mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 246.9mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 144.5mm |
29 Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 2.5in |
| Tire Outer Diameter | 749mm |
| Bike Length with Tires | 1969mm |
| Handlebar Width | 760mm |
| Stem Length | 50mm |
| Suspension Type | Hardtail (Front suspension) |
| Bar Type | Flat Bar |
| Fork Travel | 140mm |
| Suspension Sag | Unknown |
| Frame Material | Steel |
| Fork Material | Aluminum |
| Brake Type | Disc |
Published Sizing Recommendations
| Height | 5 ft 6 in to 5 ft 9 in |
Source:https://www.jamisbikes.com/usa/dragon29.html