2020 Alchemy Bicycles Ronin Ti Ultegra

Design
Drop Bar, Rigid, non-suspension corrected
Frame
Titanium
Fork
Carbon/Composite
Features
Disc brake
Somewhat aggressive stack and reachvs category
Somewhat aggressive stack and reachvs category
Somewhat aggressive stack and reachvs category
Somewhat aggressive stack and reachvs category
Very aggressive stack and reachvs category

Geometry

52
54
56
58
61
Stack
532mm
552mm
574mm
594mm
614mm
Reach
379mm
388mm
393mm
399mm
418mm
Stack to Reach Ratio
1.4:1
1.42:1
1.46:1
1.49:1
1.47:1
Seat Tube Length, C-T
500mm
525mm
545mm
565mm
580mm
Top Tube Length, Effective/Horizontal Unknown
530mm
549mm
563mm
575mm
601mm
Top Tube Slope
5.6deg
5.1deg
5.4deg
5.3deg
5.7deg
Head Tube Angle
71deg
71.5deg
72deg
72.5deg
72.5deg
Seat Tube Angle
74.5deg
74deg
73.5deg
73.5deg
73.5deg
Head Tube Length
110mm
130mm
150mm
170mm
190mm
Bottom Bracket Drop
70mm
70mm
70mm
70mm
70mm
Bottom Bracket Height
283mm
283mm
283mm
283mm
283mm
Chainstay Length
425mm
425mm
425mm
425mm
425mm
Chainstay Length Horizontal
419.2mm
419.2mm
419.2mm
419.2mm
419.2mm
Front-Center
595mm
605mm
610mm
620mm
645mm
Front-Center Horizontal
590.8mm
600.8mm
610.8mm
615.8mm
640.8mm
Wheelbase
1010mm
1020mm
1030mm
1035mm
1060mm
Fork Offset/Rake
49.9mm
48.9mm
51.4mm
49.2mm
48.9mm
Trail
68.8mm
high
66.6mm
high
60.7mm
mid/​neutral
59.7mm
mid/​neutral
60mm
mid/​neutral
Mechanical Trail
65.1mm
63.1mm
57.7mm
57mm
57.2mm
Wheel Flop
21.2mm
20mm
17.8mm
17.1mm
17.2mm
Standover Height
760mm
780mm
800mm
820mm
840mm
Tire to Pedal Spindle
72mm
170 mm cranks
82mm
170 mm cranks
87mm
170 mm cranks
97mm
170 mm cranks
122mm
170 mm cranks
Pedal Spindle to Ground Clearance
113mm
170 mm cranks
113mm
170 mm cranks
113mm
170 mm cranks
113mm
170 mm cranks
113mm
170 mm cranks

Ultegra Build

52
54
56
58
61
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
42mm
42mm
42mm
42mm
42mm
Tire Width Max
45mm
45mm
45mm
45mm
45mm
Tire Outer Diameter
706mm
706mm
706mm
706mm
706mm
Bike Length with Tires
1716mm
1726mm
1736mm
1741mm
1766mm

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://alchemybicycles.com/product/ronin-ti/