2019 Niner Bikes RLT 9 Frameset (650b wheels)

Design
Drop Bar, Rigid, non-suspension corrected
Frame
Aluminum
Fork
Carbon/Composite
Features
Disc brake, Single-speed capable
Average stack and reachvs category
Somewhat upright stack and reachvs category
Somewhat upright stack and reachvs category
Average stack and reachvs category
Average stack and reachvs category
Average stack and reachvs category

Geometry

47cm
50cm
53cm
56cm
59cm
62cm
Stack
537mm
558mm
578mm
594mm
615mm
636mm
Reach
361mm
365mm
374mm
383mm
397mm
407mm
Stack to Reach Ratio
1.49:1
1.53:1
1.55:1
1.55:1
1.55:1
1.56:1
Seat Tube Length, C-T
430mm
460mm
490mm
520mm
550mm
580mm
Top Tube Length, Effective/Horizontal HT Top
510mm
525mm
545mm
565mm
585mm
605mm
Top Tube Slope
14.5deg
13.3deg
11.9deg
10.3deg
9.1deg
8.1deg
Head Tube Angle
70deg
70.5deg
71deg
71.5deg
72deg
72.5deg
Seat Tube Angle
74.5deg
74deg
73.5deg
73deg
73deg
72.5deg
Head Tube Length
105mm
125mm
145mm
165mm
185mm
205mm
Bottom Bracket Drop
75mm
75mm
75mm
70mm
70mm
70mm
Bottom Bracket Height
264mm
264mm
264mm
269mm
269mm
269mm
Chainstay Length
435mm
435mm
435mm
435mm
435mm
435mm
Chainstay Length Horizontal
428.5mm
428.5mm
428.5mm
429.3mm
429.3mm
429.3mm
Front-Center
582mm
589mm
599mm
610mm
625mm
634mm
Front-Center Horizontal
576.5mm
583.5mm
594.5mm
606.7mm
621.7mm
630.7mm
Wheelbase
1005mm
1012mm
1023mm
1036mm
1051mm
1060mm
Fork Offset/Rake
45mm
45mm
45mm
45mm
45mm
45mm
Trail
75.5mm
high
72.3mm
high
69.1mm
high
66mm
high
62.8mm
mid/​neutral
59.7mm
mid/​neutral
Mechanical Trail
70.9mm
68.2mm
65.4mm
62.6mm
59.8mm
56.9mm
Wheel Flop
24.3mm
22.8mm
21.3mm
19.9mm
18.5mm
17.1mm
Standover Height
705mm
728mm
753mm
780mm
805mm
830mm
Tire to Pedal Spindle
73mm
170 mm cranks
80mm
170 mm cranks
90mm
170 mm cranks
101mm
170 mm cranks
116mm
170 mm cranks
125mm
170 mm cranks
Pedal Spindle to Ground Clearance
94mm
170 mm cranks
94mm
170 mm cranks
94mm
170 mm cranks
99mm
170 mm cranks
99mm
170 mm cranks
99mm
170 mm cranks

Frameset (650b wheels) Build

47cm
50cm
53cm
56cm
59cm
62cm
Wheel Size
650B/27.5 in
584 mm BSD
650B/27.5 in
584 mm BSD
650B/27.5 in
584 mm BSD
650B/27.5 in
584 mm BSD
650B/27.5 in
584 mm BSD
650B/27.5 in
584 mm BSD
Tire Width
47mm
47mm
47mm
47mm
47mm
47mm
Tire Width Max
47mm
47mm
47mm
47mm
47mm
47mm
Tire Outer Diameter
678mm
678mm
678mm
678mm
678mm
678mm
Bike Length with Tires
1683mm
1690mm
1701mm
1714mm
1729mm
1738mm

Published Sizing Recommendations

Height
4 ft 11 in
to
5 ft 3 in
5 ft 2 in
to
5 ft 6 in
5 ft 5 in
to
5 ft 9 in
5 ft 8 in
to
6 ft 0 in
5 ft 11 in
to
6 ft 3 in
6 ft 2 in
to
6 ft 6 in

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
Category Trend
All-road/Gravel
Source:https://ninerbikes.com/products/rlt-9