2020 Ritchey Design Outback 650b

Design
Drop Bar, Rigid, non-suspension corrected
Frame
Steel
Fork
Carbon/Composite
Features
Disc brake
Average stack and reachvs category
Average stack and reachvs category
Average stack and reachvs category
Average stack and reachvs category
Average stack and reachvs category

Geometry

XS
S
M
L
XL
Stack
531.7mm
547.7mm
566.5mm
587.4mm
606.3mm
Reach
373mm
378mm
383mm
390mm
395mm
Stack to Reach Ratio
1.43:1
1.45:1
1.48:1
1.51:1
1.53:1
Seat Tube Length, C-T
440mm
465mm
490mm
515mm
540mm
Top Tube Length, Effective/Horizontal Center
525.9mm
540.6mm
556.6mm
569.8mm
580.6mm
Top Tube Length, Actual C-C
509.8mm
523.7mm
538.5mm
551.9mm
563.4mm
Top Tube Slope
8.6deg
8.3deg
8.3deg
7.9deg
7.2deg
Head Tube Angle
69.5deg
70deg
70.5deg
71deg
71deg
Seat Tube Angle
74deg
73.5deg
73deg
73deg
73deg
Head Tube Length
115mm
130mm
150mm
170mm
190mm
Bottom Bracket Drop
70mm
70mm
68mm
68mm
68mm
Bottom Bracket Height
272.8mm
272.8mm
274.8mm
274.8mm
274.8mm
Chainstay Length
453mm
453mm
453mm
453mm
453mm
Chainstay Length Horizontal
447.6mm
447.6mm
447.9mm
447.9mm
447.9mm
Front-Center
603mm
609.1mm
616.3mm
625.4mm
636.9mm
Front-Center Horizontal
598.9mm
605mm
612.5mm
621.7mm
633.2mm
Wheelbase
1046.5mm
1052.6mm
1060.4mm
1069.6mm
1081.1mm
Fork Offset/Rake
50mm
50mm
50mm
50mm
50mm
Fork Length (On-Axis)
390mm
390mm
390mm
390mm
390mm
Fork Length (Axle-To-Crown)
393mm
393mm
393mm
393mm
393mm
Trail
74.8mm
high
71.6mm
high
68.4mm
high
65.2mm
high
65.2mm
high
Mechanical Trail
70.1mm
67.2mm
64.4mm
61.6mm
61.6mm
Wheel Flop
24.5mm
23mm
21.5mm
20.1mm
20.1mm
Standover Height
753.5mm
772.8mm
795.5mm
817.8mm
839.1mm
Tire to Pedal Spindle
90.2mm
170 mm cranks
96.3mm
170 mm cranks
103.5mm
170 mm cranks
112.6mm
170 mm cranks
124.1mm
170 mm cranks
Pedal Spindle to Ground Clearance
102.8mm
170 mm cranks
102.8mm
170 mm cranks
104.8mm
170 mm cranks
104.8mm
170 mm cranks
104.8mm
170 mm cranks

650b Build

XS
S
M
L
XL
Wheel Size
650B/27.5
584 mm BSD
650B/27.5
584 mm BSD
650B/27.5
584 mm BSD
650B/27.5
584 mm BSD
650B/27.5
584 mm BSD
Tire Width
2in
2in
2in
2in
2in
Tire Outer Diameter
685.6mm
685.6mm
685.6mm
685.6mm
685.6mm
Bike Length with Tires
1732.1mm
1738.2mm
1746mm
1755.2mm
1766.7mm

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://us.ritcheylogic.com/us_en/outback-frameset