2019 Gunnar Cycles USA Roadie Disc Base

	480	500	520	540	560	580	600	620	640
Stack	508mm	532mm	535mm	553mm	589mm	605mm	625mm	645mm	664mm
Reach	364mm	378mm	385mm	396mm	385mm	385mm	383mm	387mm	391mm
Stack to Reach Ratio	1.4:1	1.41:1	1.39:1	1.4:1	1.53:1	1.57:1	1.63:1	1.67:1	1.7:1
Seat Tube Length, C-T	410mm	430mm	490mm	510mm	530mm	550mm	570mm	590mm	610mm
Top Tube Length, Effective/Horizontal HT Top	485.7mm	501.7mm	514.2mm	532.7mm	542.2mm	551.9mm	560.9mm	570.8mm	580.7mm
Top Tube Slope	14.2deg	13.3deg	8.4deg	8.5deg	8.3deg	8deg	8.1deg	8deg	7.8deg
Head Tube Angle	71deg	71.5deg	72deg	72.5deg	73deg	73deg	73deg	73deg	73deg
Seat Tube Angle	75deg	75.5deg	75deg	74deg	73.5deg	73deg	72.5deg	72.5deg	72.5deg
Head Tube Length	100mm	120mm	137mm	154mm	172mm	189mm	210mm	230mm	250mm
Bottom Bracket Drop	67mm	70mm	70mm	70mm	70mm	70mm	70mm	70mm	70mm
Bottom Bracket Height	257mm	273mm	273mm	273mm	273mm	273mm	273mm	273mm	273mm
Chainstay Length	395mm	410mm	410mm	410mm	410mm	410mm	415mm	415mm	415mm
Chainstay Length Horizontal	389.3mm	404mm	404mm	404mm	404mm	404mm	409.1mm	409.1mm	409.1mm
Front-Center	573mm	589mm	591mm	591mm	592mm	597mm	602mm	612mm	621mm
Front-Center Horizontal	568.7mm	585mm	587mm	587mm	588mm	593mm	598mm	608mm	617mm
Wheelbase	958mm	989mm	991mm	991mm	992mm	997mm	1007mm	1017mm	1026mm
Fork Offset/Rake	50mm	50mm	50mm	43mm	43mm	43mm	43mm	43mm	43mm
Fork Length (Axle-To-Crown)	370mm	370mm	370mm	370mm	370mm	370mm	370mm	370mm	370mm
Trail	58.7mm mid/neutral	62mm mid/neutral	58.9mm mid/neutral	63.1mm mid/neutral	59.9mm mid/neutral	59.9mm mid/neutral	59.9mm mid/neutral	59.9mm mid/neutral	59.9mm mid/neutral
Mechanical Trail	55.5mm	58.8mm	56mm	60.1mm	57.3mm	57.3mm	57.3mm	57.3mm	57.3mm
Wheel Flop	18.1mm	18.7mm	17.3mm	18.1mm	16.8mm	16.8mm	16.8mm	16.8mm	16.8mm
Standover Height	684mm	723mm	765mm	784mm	798mm	815mm	834mm	853mm	872mm
Tire to Pedal Spindle	79mm 170 mm cranks	76mm 170 mm cranks	78mm 170 mm cranks	78mm 170 mm cranks	79mm 170 mm cranks	84mm 170 mm cranks	89mm 170 mm cranks	99mm 170 mm cranks	108mm 170 mm cranks
Pedal Spindle to Ground Clearance	87mm 170 mm cranks	103mm 170 mm cranks	103mm 170 mm cranks	103mm 170 mm cranks	103mm 170 mm cranks	103mm 170 mm cranks	103mm 170 mm cranks	103mm 170 mm cranks	103mm 170 mm cranks

	480	500	520	540	560	580	600	620	640
Wheel Size	650B/27.5 in 584 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	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	32mm	32mm	32mm	32mm	32mm	32mm	32mm	32mm	32mm
Tire Width Max	32mm	32mm	32mm	32mm	32mm	32mm	32mm	32mm	32mm
Tire Outer Diameter	648mm	686mm	686mm	686mm	686mm	686mm	686mm	686mm	686mm
Bike Length with Tires	1606mm	1675mm	1677mm	1677mm	1678mm	1683mm	1693mm	1703mm	1712mm

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

Endurance Road

Source:http://gunnarbikes.com/site/roadie-disc/

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2019 Gunnar Cycles USA Roadie Disc Base

Geometry

Base Build

Stack and Reach vs. Category Trend