2019 Dengfu Sports Equipment Co. R12 Base

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

Geometry

49
52
54
56
58
61
Stack
508mm
525.6mm
546.4mm
567.2mm
596mm
612mm
Reach
374mm
384mm
393mm
397mm
403mm
413mm
Stack to Reach Ratio
1.36:1
1.37:1
1.39:1
1.43:1
1.48:1
1.48:1
Seat Tube Length, C-T
470mm
490mm
510mm
530mm
550mm
580mm
Top Tube Length, Effective/Horizontal Center
510mm
530mm
550mm
565mm
585mm
600mm
Top Tube Slope
6.2deg
5.9deg
6deg
6.2deg
7.1deg
5.6deg
Head Tube Angle
71deg
72deg
72.5deg
73deg
73deg
73.5deg
Seat Tube Angle
75deg
74.5deg
74deg
73.5deg
73deg
73deg
Head Tube Length
105mm
120mm
140mm
160mm
190mm
205mm
Bottom Bracket Drop
71mm
71mm
71mm
71mm
71mm
71mm
Bottom Bracket Height
268mm
268mm
268mm
268mm
268mm
268mm
Chainstay Length
408mm
408mm
408mm
408mm
408mm
408mm
Chainstay Length Horizontal
401.8mm
401.8mm
401.8mm
401.8mm
401.8mm
401.8mm
Front-Center
574.2mm
581.5mm
592.6mm
597.9mm
612.4mm
622.1mm
Front-Center Horizontal
569.8mm
577.1mm
588.3mm
593.6mm
608.2mm
618mm
Wheelbase
971.6mm
978.9mm
990.1mm
995.4mm
1010mm
1019.8mm
Fork Offset/Rake
43mm
43mm
43mm
43mm
43mm
43mm
Fork Length, Unknown
370mm
370mm
370mm
370mm
370mm
370mm
Trail
71.3mm
high
64.9mm
mid/​neutral
61.8mm
mid/​neutral
58.7mm
mid/​neutral
58.7mm
mid/​neutral
55.6mm
mid/​neutral
Mechanical Trail
67.4mm
61.8mm
58.9mm
56.1mm
56.1mm
53.3mm
Wheel Flop
21.9mm
19.1mm
17.7mm
16.4mm
16.4mm
15.1mm
Tire to Pedal Spindle
65.2mm
170 mm cranks
72.5mm
170 mm cranks
83.6mm
170 mm cranks
88.9mm
170 mm cranks
103.4mm
170 mm cranks
113.1mm
170 mm cranks
Pedal Spindle to Ground Clearance
98mm
170 mm cranks
98mm
170 mm cranks
98mm
170 mm cranks
98mm
170 mm cranks
98mm
170 mm cranks
98mm
170 mm cranks

Base Build

49
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
700C/29 in
622 mm BSD
Tire Width
28mm
28mm
28mm
28mm
28mm
28mm
Tire Width Max
32mm
32mm
32mm
32mm
32mm
32mm
Tire Outer Diameter
678mm
678mm
678mm
678mm
678mm
678mm
Bike Length with Tires
1649.6mm
1656.9mm
1668.1mm
1673.4mm
1688mm
1697.8mm

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
Performance Road
Source:http://www.dengfubikes.com/ROAD_FRAME/248.html