2019 OPEN Cycle W.I.D.E. Base

	XS	XS	S	S	M	M	L	L	XL	XL
Stack	520mm	520mm	545mm	545mm	570mm	570mm	595mm	595mm	620mm	620mm
Reach	346mm	346mm	358mm	358mm	370mm	370mm	382mm	382mm	394mm	394mm
Stack to Reach Ratio	1.5:1	1.5:1	1.52:1	1.52:1	1.54:1	1.54:1	1.56:1	1.56:1	1.57:1	1.57:1
Seat Tube Length, C-T	500mm	464mm	500mm	495mm	530mm	530mm	560mm	550mm	590mm	564mm
Top Tube Length, Effective/Horizontal Center	—	510mm	—	530mm	—	550mm	—	570mm	—	590mm
Top Tube Length, Effective/Horizontal HT Top	510mm	—	530mm	—	550mm	—	570mm	—	590mm	—
Top Tube Slope	5deg	9.1deg	7.6deg	8.2deg	7deg	7deg	6.3deg	7.3deg	5.7deg	8.3deg
Head Tube Angle	68deg	68deg	69deg	69deg	71deg	71deg	71.5deg	71.5deg	71.5deg	71.5deg
Seat Tube Angle	72.5deg	72.5deg	72.5deg	72.5deg	72.5deg	72.5deg	72.5deg	72.5deg	72.5deg	72.5deg
Head Tube Length	99mm	99mm	125mm	125mm	150mm	150mm	170mm	170mm	196mm	196mm
Bottom Bracket Drop	80mm	80mm	77mm	77mm	75mm	75mm	75mm	75mm	75mm	75mm
Bottom Bracket Height	273mm	273mm	276mm	276mm	278mm	278mm	278mm	278mm	278mm	278mm
Chainstay Length	420mm	420mm	420mm	420mm	420mm	420mm	420mm	420mm	420mm	420mm
Chainstay Length Horizontal	412.3mm	412.3mm	412.9mm	412.9mm	413.3mm	413.3mm	413.3mm	413.3mm	413.3mm	413.3mm
Front-Center	583mm	583mm	596mm	596mm	599mm	599mm	613mm	613mm	634mm	634mm
Front-Center Horizontal	577.7mm	577.7mm	591.1mm	591.1mm	595.8mm	595.8mm	608.8mm	608.8mm	628.8mm	628.8mm
Wheelbase	990mm	990mm	1004mm	1004mm	1009mm	1009mm	1022mm	1022mm	1042mm	1042mm
Fork Offset/Rake	50mm	50mm	50mm	50mm	50mm	50mm	50mm	50mm	50mm	50mm
Trail	88.7mm very high	88.7mm very high	81.9mm very high	82mm very high	68.7mm high	68.7mm high	65.4mm high	65.4mm high	65.4mm high	65.4mm high
Mechanical Trail	82.2mm	82.2mm	76.5mm	76.5mm	64.9mm	64.9mm	62mm	62mm	62mm	62mm
Wheel Flop	30.8mm	30.8mm	27.4mm	27.4mm	21.1mm	21.1mm	19.7mm	19.7mm	19.7mm	19.7mm
Standover Height	707mm	707mm	739mm	739mm	777mm	777mm	794mm	794mm	817mm	817mm
Tire to Pedal Spindle	60mm 170 mm cranks	60mm 170 mm cranks	73mm 170 mm cranks	73mm 170 mm cranks	76mm 170 mm cranks	76mm 170 mm cranks	90mm 170 mm cranks	90mm 170 mm cranks	111mm 170 mm cranks	111mm 170 mm cranks
Pedal Spindle to Ground Clearance	103mm 170 mm cranks	103mm 170 mm cranks	106mm 170 mm cranks	106mm 170 mm cranks	108mm 170 mm cranks	108mm 170 mm cranks	108mm 170 mm cranks	108mm 170 mm cranks	108mm 170 mm cranks	108mm 170 mm cranks

	XS	XS	S	S	M	M	L	L	XL	XL
Wheel Size	650B/27.5 in 584 mm BSD	700C/29 in 622 mm BSD	650B/27.5 in 584 mm BSD	700C/29 in 622 mm BSD	650B/27.5 in 584 mm BSD	700C/29 in 622 mm BSD	650B/27.5 in 584 mm BSD	700C/29 in 622 mm BSD	650B/27.5 in 584 mm BSD	700C/29 in 622 mm BSD
Tire Width	2.4in	42mm	2.4in	42mm	2.4in	42mm	2.4in	42mm	2.4in	42mm
Tire Width Max	2.4in	46mm	2.4in	46mm	2.4in	46mm	2.4in	46mm	2.4in	46mm
Tire Outer Diameter	705.9mm	706mm	705.9mm	706mm	705.9mm	706mm	705.9mm	706mm	705.9mm	706mm
Bike Length with Tires	1695.9mm	1696mm	1709.9mm	1710mm	1714.9mm	1715mm	1727.9mm	1728mm	1747.9mm	1748mm

Published Sizing Recommendations

Height

—

5 ft 3 in

5 ft 7 in

160 cm

171 cm

5 ft 6 in

5 ft 11 in

169 cm

180 cm

5 ft 10 in

6 ft 3 in

178 cm

191 cm

6 ft 2 in

6 ft 8 in

188 cm

205 cm

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://opencycle.com/WIDE

Suggest Bike Edit

2019 OPEN Cycle W.I.D.E. Base

Geometry

Base Build

Published Sizing Recommendations

Stack and Reach vs. Category Trend