2019 Chumba Cycles Stella Steel Steel (29" wheels) XS
Build
650B/27.5 in × 2.35 in
Insights
Average stack and reach vs trend of hardtail cross-country mtb bikes
Design deviates from other sizes of Chumba Cycles Stella Steel
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Stack and Reach vs. Category Trend
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Geometry
| Stack | 582mm |
| Reach | 392mm |
| Stack to Reach Ratio | 1.48:1 |
| Seat Tube Length, Unknown | 342.9mm |
| Top Tube Length, Effective/Horizontal Center | 560mm |
| Top Tube Slope | 27.4deg |
| Head Tube Angle | 69.5deg |
| Seat Tube Angle | 74deg |
| Head Tube Length | 100mm |
| Bottom Bracket Drop | 38mm |
| Bottom Bracket Height | 313.7mm |
| Chainstay Length | 420mm |
| Chainstay Length Max | 440mm |
| Chainstay Length Horizontal | 418.3mm |
| Chainstay Length Horizontal Max | 438.4mm |
| Front-Center | 643.8mm |
| Front-Center Horizontal | 642.7mm |
| Wheelbase | 1061mm |
| Wheelbase Max | 1081mm |
| Fork Offset/Rake | 44.3mm |
| Trail | 84.2mm very high |
| Mechanical Trail | 78.8mm |
| Wheel Flop | 27.6mm |
| Standover Height | 647.7mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 122.2mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 143.7mm |
Steel (29" wheels) Build
| Wheel Size | 650B, 27.5 inch (584mm BSD) |
| Tire Width | 2.35in |
| Tire Outer Diameter | 703.4mm |
| Bike Length with Tires | 1764.4mm |
| Suspension Type | Hardtail (Front suspension) |
| Bar Type | Flat Bar |
| Fork Travel | 100mm |
| Suspension Sag | Unknown |
| Frame Material | Steel |
| Fork Material | Unknown |
| Brake Type | Disc |
| Features | Single-speed capable |
Source:https://www.chumbausa.com/stella-steel-mtb-geared-singlespeed-29er-27plus