2019 Author Ronin SL

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

Geometry

500
520
540
560
580
Stack
563mm
581mm
600mm
623mm
645mm
Reach
374mm
378mm
382mm
390mm
392mm
Stack to Reach Ratio
1.51:1
1.54:1
1.57:1
1.6:1
1.65:1
Seat Tube Length, C-T
500mm
520mm
540mm
560mm
580mm
Seat Tube Length, C-C
460mm
480mm
500mm
520mm
540mm
Top Tube Length, Effective/Horizontal HT Top
530mm
545mm
560mm
580mm
595mm
Top Tube Length, Actual C-C
515mm
523mm
542mm
560mm
573mm
Top Tube Slope
9.1deg
8.9deg
8.7deg
9deg
9.2deg
Head Tube Angle
70.5deg
71deg
71deg
71.5deg
72deg
Seat Tube Angle
74.5deg
74deg
73.5deg
73deg
72.5deg
Head Tube Length
120mm
140mm
160mm
180mm
200mm
Bottom Bracket Drop
70mm
70mm
69mm
68mm
68mm
Bottom Bracket Height
281mm
281mm
282mm
283mm
283mm
Chainstay Length
425mm
425mm
425mm
425mm
425mm
Chainstay Length Horizontal
419.2mm
419.2mm
419.4mm
419.5mm
419.5mm
Front-Center
599.9mm
605.9mm
616.5mm
626.2mm
630.2mm
Front-Center Horizontal
595.8mm
601.8mm
612.6mm
622.5mm
626.5mm
Wheelbase
1015mm
1021mm
1032mm
1042mm
1046mm
Fork Offset/Rake
45mm
45mm
45mm
45mm
45mm
Fork Length (Axle-To-Crown)
404mm
408mm
408mm
404mm
404mm
Trail
76.6mm
high
73.3mm
high
73.3mm
high
70mm
high
66.7mm
high
Mechanical Trail
72.2mm
69.3mm
69.3mm
66.4mm
63.5mm
Wheel Flop
24.1mm
22.6mm
22.6mm
21.1mm
19.6mm
Tire to Pedal Spindle
78.9mm
170 mm cranks
84.9mm
170 mm cranks
95.5mm
170 mm cranks
105.2mm
170 mm cranks
109.2mm
170 mm cranks
Pedal Spindle to Ground Clearance
111mm
170 mm cranks
111mm
170 mm cranks
112mm
170 mm cranks
113mm
170 mm cranks
113mm
170 mm cranks

SL Build

500
520
540
560
580
Wheel Size
700C/29 in
622 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
40mm
40mm
40mm
40mm
40mm
Tire Outer Diameter
702mm
702mm
702mm
702mm
702mm
Bike Length with Tires
1717mm
1723mm
1734mm
1744mm
1748mm

Published Sizing Recommendations

Height
160 cm
to
170 cm
168 cm
to
178 cm
176 cm
to
188 cm
186 cm
to
195 cm
193 cm
to
205 cm

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://en.author.eu/adventure/gravel-bike/author-ronin-2019-ua42913002-6404#!geometrie-modelu