2017 Jamis Bicycles Dragonfly Base
- Category
- Hardtail Trail MTB
- Design
- Flat Bar, Hardtail (Front suspension)
- Frame
- Steel
- Suspension
- 120mm fork travel
- Features
- Disc brake
Average stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry | Average stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry | Somewhat aggressive stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry |
Geometry
14" | 16" | 18" | |
Stack | 591mm | 591mm | 591mm |
Reach | 359mm | 379mm | 399mm |
Stack to Reach Ratio | 1.65:1 | 1.56:1 | 1.48:1 |
Seat Tube Length, C-T | 355.6mm | 406.4mm | 457.2mm |
Top Tube Length, Effective/Horizontal Center | 540mm | 560mm | 580mm |
Top Tube Slope | 28.5deg | 22.1deg | 16.1deg |
Head Tube Angle | 68deg | 68deg | 68deg |
Seat Tube Angle | 73deg | 73deg | 73deg |
Head Tube Length | 90mm | 90mm | 90mm |
Bottom Bracket Drop | 39mm | 39mm | 39mm |
Bottom Bracket Height | 316.7mm | 316.7mm | 316.7mm |
Chainstay Length | 425mm | 425mm | 425mm |
Chainstay Length Horizontal | 423.2mm | 423.2mm | 423.2mm |
Front-Center | 629mm | 649mm | 668.9mm |
Front-Center Horizontal | 627.8mm | 647.8mm | 667.8mm |
Wheelbase | 1051mm | 1071mm | 1091mm |
Fork Offset/Rake | 42.4mm | 42.4mm | 42.4mm |
Trail | 97.9mm very high | 97.9mm very high | 97.9mm very high |
Mechanical Trail | 90.8mm | 90.8mm | 90.8mm |
Wheel Flop | 34mm | 34mm | 34mm |
Standover Height | 721mm | 721mm | 748mm |
Tire to Pedal Spindle | 103.3mm 170 mm cranks | 123.3mm 170 mm cranks | 138.2mm 175 mm cranks |
Pedal Spindle to Ground Clearance | 146.7mm 170 mm cranks | 146.7mm 170 mm cranks | 141.7mm 175 mm cranks |
Base Build
14" | 16" | 18" | |
Wheel Size | 26 in 559 mm BSD | 26 in 559 mm BSD | 26 in 559 mm BSD |
Tire Width | 3in | 3in | 3in |
Tire Outer Diameter | 711.4mm | 711.4mm | 711.4mm |
Bike Length with Tires | 1762.4mm | 1782.4mm | 1802.4mm |
Crank Length | 170mm | 170mm | 175mm |
Handlebar Width | 690mm | 690mm | 690mm |
Stem Length | 60mm | 70mm | 80mm |
Stack and Reach vs. Category Trend
Very Upright
Somewhat Upright
Average
Somewhat Aggressive
Very Aggressive
The Bike Insights Upright/Aggressive scale is based on analysis of a bike’s proportions relative to similar sized bikes in the same category.
Learn more about the Upright/Aggressive ScaleCategory Trend
Hardtail Trail MTBSource:http://www.jamisbikes.com/usa/dragonflyseries.html