2021 Brother Cycles Kepler Disc

Design
Drop Bar, Rigid, non-suspension corrected
Frame
Steel
Fork
Steel
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
Somewhat aggressive stack and reachvs category
Somewhat aggressive stack and reachvs category

Geometry

50cm
52cm
54cm
56cm
58cm
60cm
Stack
530mm
530mm
543mm
562mm
580mm
598mm
Reach
372mm
378mm
384mm
387mm
392mm
401mm
Stack to Reach Ratio
1.42:1
1.4:1
1.41:1
1.45:1
1.48:1
1.49:1
Seat Tube Length, C-C
485mm
505mm
525mm
545mm
565mm
585mm
Top Tube Length, Actual C-C
520mm
530mm
545mm
560mm
575mm
595mm
Head Tube Angle
71deg
71deg
71.5deg
72deg
72deg
72deg
Seat Tube Angle
74.5deg
74deg
73.5deg
73deg
72.5deg
72deg
Head Tube Length
95mm
95mm
105mm
124mm
142mm
161mm
Bottom Bracket Drop
70mm
70mm
70mm
70mm
70mm
70mm
Bottom Bracket Height
276mm
276mm
276mm
276mm
276mm
276mm
Chainstay Length
430mm
430mm
430mm
435mm
435mm
435mm
Chainstay Length Horizontal
424.3mm
424.3mm
424.3mm
429.3mm
429.3mm
429.3mm
Front-Center
588.9mm
593.9mm
593.9mm
599.8mm
609.7mm
623.6mm
Front-Center Horizontal
584.7mm
589.7mm
589.7mm
595.7mm
605.7mm
619.7mm
Wheelbase
1009mm
1014mm
1014mm
1025mm
1035mm
1049mm
Fork Offset/Rake
50mm
50mm
45mm
45mm
45mm
45mm
Fork Length (Axle-To-Crown)
400mm
400mm
400mm
400mm
400mm
400mm
Trail
66.3mm
high
66.3mm
high
68.3mm
high
65.1mm
high
65.1mm
high
65.1mm
high
Mechanical Trail
62.7mm
62.7mm
64.8mm
61.9mm
61.9mm
61.9mm
Wheel Flop
20.4mm
20.4mm
20.6mm
19.1mm
19.1mm
19.1mm
Tire to Pedal Spindle
72.9mm
170 mm cranks
77.9mm
170 mm cranks
77.9mm
170 mm cranks
83.8mm
170 mm cranks
93.7mm
170 mm cranks
107.6mm
170 mm cranks
Pedal Spindle to Ground Clearance
106mm
170 mm cranks
106mm
170 mm cranks
106mm
170 mm cranks
106mm
170 mm cranks
106mm
170 mm cranks
106mm
170 mm cranks

Disc Build

50cm
52cm
54cm
56cm
58cm
60cm
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
35mm
35mm
35mm
35mm
35mm
35mm
Tire Outer Diameter
692mm
692mm
692mm
692mm
692mm
692mm
Bike Length with Tires
1701mm
1706mm
1706mm
1717mm
1727mm
1741mm

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://www.brothercycles.com/shop/frames/kepler-disc/#green-metallic