2009 Niner Bikes SIR 9 Frameset (29" wheels) MEDIUM
Build
700C/29 in × 2.1 in
Insights
Design deviates from other sizes of Niner Bikes SIR 9
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Seat Tube Length, C-T | 419mm |
| Top Tube Length, Effective/Horizontal Center | 603mm |
| Head Tube Angle | 72deg |
| Seat Tube Angle | 73deg |
| Head Tube Length | 100mm |
| Bottom Bracket Drop | 68.6mm |
| Bottom Bracket Height | 295.7mm |
| Chainstay Length | 440mm |
| Chainstay Length Horizontal | 434.6mm |
| Front-Center | 654mm |
| Front-Center Horizontal | 650.4mm |
| Wheelbase | 1085mm |
| Trail | — — |
| Tire to Pedal Spindle Distance With 170 mm cranks | 119.7mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 125.7mm |
Frameset (29" wheels) Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 2.1in |
| Tire Outer Diameter | 728.7mm |
| Bike Length with Tires | 1813.7mm |
| Suspension Type | Hardtail (Front suspension) |
| Bar Type | Flat Bar |
| Fork Travel | 80mm |
| Suspension Sag | Unknown |
| Frame Material | Steel |
| Fork Material | Unknown |
| Brake Type | Disc |
| Features | Single-speed capable |
Published Sizing Recommendations
| Height | 173 cm to 183 cm |
Source:http://www.meridian-cycles.com/documents/09_ninercatalog_low.pdf