2021 Marin Bikes Headlands 1

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

Geometry

49
52
54
56
58
60
Stack
550.3mm
565.7mm
581.8mm
600.8mm
619.7mm
638.7mm
Reach
370mm
372.8mm
372.7mm
386.4mm
411.4mm
425.8mm
Stack to Reach Ratio
1.49:1
1.52:1
1.56:1
1.55:1
1.51:1
1.5:1
Seat Tube Length, C-T
440mm
470mm
490mm
510mm
530mm
550mm
Top Tube Length, Effective/Horizontal Center
522mm
535mm
545mm
565mm
595mm
615mm
Top Tube Slope
14.5deg
12.8deg
12.3deg
11.9deg
11.2deg
10.8deg
Head Tube Angle
70.5deg
71deg
71.5deg
71.5deg
71.5deg
71.5deg
Seat Tube Angle
74.5deg
74deg
73.5deg
73.5deg
73.5deg
73.5deg
Head Tube Length
120mm
135mm
150mm
170mm
190mm
210mm
Bottom Bracket Drop
76mm
76mm
76mm
76mm
76mm
76mm
Bottom Bracket Height
275mm
275mm
275mm
275mm
275mm
275mm
Chainstay Length
420mm
420mm
420mm
420mm
420mm
420mm
Chainstay Length Horizontal
413.1mm
413.1mm
413.1mm
413.1mm
413.1mm
413.1mm
Front-Center
602mm
599.2mm
599.5mm
620.1mm
650.6mm
671.2mm
Front-Center Horizontal
597.1mm
594.3mm
594.6mm
615.4mm
646.1mm
666.8mm
Wheelbase
1010.2mm
1007.4mm
1007.7mm
1028.5mm
1059.2mm
1079.9mm
Fork Offset/Rake
50mm
50mm
50mm
50mm
50mm
50mm
Trail
71.3mm
high
68mm
high
64.7mm
mid/​neutral
64.7mm
mid/​neutral
64.7mm
mid/​neutral
64.7mm
mid/​neutral
Mechanical Trail
67.2mm
64.3mm
61.4mm
61.4mm
61.4mm
61.4mm
Wheel Flop
22.4mm
20.9mm
19.5mm
19.5mm
19.5mm
19.5mm
Standover Height
711mm
725mm
741mm
758mm
775mm
792mm
Tire to Pedal Spindle
81mm
170 mm cranks
78.2mm
170 mm cranks
73.5mm
175 mm cranks
94.1mm
175 mm cranks
124.6mm
175 mm cranks
145.2mm
175 mm cranks
Pedal Spindle to Ground Clearance
105mm
170 mm cranks
105mm
170 mm cranks
100mm
175 mm cranks
100mm
175 mm cranks
100mm
175 mm cranks
100mm
175 mm cranks

1 Build

49
52
54
56
58
60
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
40mm
40mm
40mm
40mm
40mm
40mm
Tire Width Max
45mm
45mm
45mm
45mm
45mm
45mm
Tire Outer Diameter
702mm
702mm
702mm
702mm
702mm
702mm
Bike Length with Tires
1712.2mm
1709.4mm
1709.7mm
1730.5mm
1761.2mm
1781.9mm
Crank Length
170mm
170mm
175mm
175mm
175mm
175mm
Handlebar Width
420mm
420mm
420mm
440mm
440mm
440mm
Stem Length
60mm
60mm
60mm
60mm
70mm
70mm

Published Sizing Recommendations

Height
5 ft 0 in
to
5 ft 3 in
5 ft 3 in
to
5 ft 6 in
5 ft 6 in
to
5 ft 9 in
5 ft 9 in
to
6 ft 0 in
6 ft 0 in
to
6 ft 2 in
6 ft 2 in
to
6 ft 4 in

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.marinbikes.com/bikes/2021-headlands-1