2019 Chumba Cycles Stella Steel Steel (29" wheels)

Design
Flat Bar, Hardtail (Front suspension)
Frame
Steel
Suspension
100mm fork travel
Features
Disc brake, Single-speed capable
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
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 upright stack and reachvs category
Suspension sag unknown
Geometry may mis-represent actual riding geometry

Geometry

XS
SM
MD
LG
XL
Stack
582mm
607mm
618mm
626mm
638mm
Reach
392mm
398mm
416mm
433mm
443mm
Stack to Reach Ratio
1.48:1
1.53:1
1.49:1
1.45:1
1.44:1
Seat Tube Length, Unknown
342.9mm
381mm
431.8mm
482.6mm
533.4mm
Top Tube Length, Effective/Horizontal Center
560mm
585mm
605mm
625mm
645mm
Top Tube Slope
27.4deg
25.5deg
20.7deg
16deg
12.1deg
Head Tube Angle
69.5deg
70deg
70deg
70deg
70.5deg
Seat Tube Angle
74deg
73deg
73deg
73deg
72.5deg
Head Tube Length
100mm
90mm
100mm
110mm
120mm
Bottom Bracket Drop
38mm
51.5mm
51.5mm
51.5mm
51.5mm
Bottom Bracket Height
313.7mm
319.2mm
319.2mm
319.2mm
319.2mm
Chainstay Length
420mm
443mm
443mm
443mm
443mm
Chainstay Length Max
440mm
463mm
463mm
463mm
463mm
Chainstay Length Horizontal
418.3mm
440mm
440mm
440mm
440mm
Chainstay Length Horizontal Max
438.4mm
460.1mm
460.1mm
460.1mm
460.1mm
Front-Center
643.8mm
651mm
671mm
689.9mm
699.9mm
Front-Center Horizontal
642.7mm
649mm
669mm
688mm
698mm
Wheelbase
1061mm
1089mm
1109mm
1128mm
1138mm
Wheelbase Max
1081mm
1109mm
1129mm
1148mm
1158mm
Fork Offset/Rake
44.3mm
45.9mm
44mm
43.1mm
44.6mm
Trail
84.2mm
very high
86.1mm
very high
88.1mm
very high
89mm
very high
84mm
very high
Mechanical Trail
78.8mm
80.9mm
82.8mm
83.7mm
79.1mm
Wheel Flop
27.6mm
27.7mm
28.3mm
28.6mm
26.4mm
Standover Height
647.7mm
730.3mm
768.4mm
800.1mm
850.9mm
Tire to Pedal Spindle
122.2mm
170 mm cranks
110.4mm
170 mm cranks
130.3mm
170 mm cranks
149.2mm
170 mm cranks
159.2mm
170 mm cranks
Pedal Spindle to Ground Clearance
143.7mm
170 mm cranks
149.2mm
170 mm cranks
149.2mm
170 mm cranks
149.2mm
170 mm cranks
149.2mm
170 mm cranks

Steel (29" wheels) Build

XS
SM
MD
LG
XL
Wheel Size
650B/27.5 in
584 mm BSD
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
Tire Width
2.35in
2.35in
2.35in
2.35in
2.35in
Tire Width Max
2.6in
2.6in
2.6in
2.6in
2.6in
Tire Outer Diameter
703.4mm
741.4mm
741.4mm
741.4mm
741.4mm
Bike Length with Tires
1764.4mm
1830.4mm
1850.4mm
1869.4mm
1879.4mm

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 Scale
Source:https://www.chumbausa.com/stella-steel-mtb-geared-singlespeed-29er-27plus