2023 Dirtysixer All Road Mk. II Derailleur

	XL	2XL	3XL	4XL	5XL
Stack	725mm	750mm	769mm	778mm	786mm
Reach	412mm	440mm	465mm	490mm	530mm
Stack to Reach Ratio	1.76:1	1.7:1	1.65:1	1.59:1	1.48:1
Seat Tube Length, Unknown	540mm	560mm	580mm	600mm	620mm
Top Tube Length, Unknown	625mm	655mm	684mm	712mm	747mm
Top Tube Slope	20.2deg	19.7deg	18.7deg	17.1deg	15.2deg
Head Tube Angle	67deg	68.5deg	70deg	70deg	70deg
Seat Tube Angle	75deg	75deg	74deg	73deg	73deg
Head Tube Length	130mm	150mm	170mm	190mm	210mm
Bottom Bracket Drop	135.5mm	135.5mm	125.5mm	115.5mm	105.5mm
Bottom Bracket Height	315mm	315mm	325mm	335mm	345mm
Chainstay Length	570mm	570mm	570mm	570mm	570mm
Chainstay Length Horizontal	553.7mm	553.7mm	556mm	558.2mm	560.2mm
Front-Center	744.8mm	764.4mm	780.2mm	810.1mm	853.4mm
Front-Center Horizontal	732.3mm	752.3mm	770mm	801.8mm	846.9mm
Wheelbase	1286mm	1306mm	1326mm	1360mm	1407mm
Fork Offset/Rake	64.5mm	65.4mm	66.5mm	66.4mm	65mm
Trail	121.1mm very high	107.2mm very high	93.2mm very high	93.3mm very high	94.8mm very high
Mechanical Trail	111.5mm	99.7mm	87.6mm	87.7mm	89.1mm
Wheel Flop	43.6mm	36.6mm	30mm	30mm	30.5mm
Standover Height	815mm	838mm	880mm	900mm	935mm
Tire to Pedal Spindle	119.3mm 175 mm cranks	138.9mm 175 mm cranks	144.7mm 185 mm cranks	169.6mm 190 mm cranks	202.9mm 200 mm cranks
Pedal Spindle to Ground Clearance	140mm 175 mm cranks	140mm 175 mm cranks	140mm 185 mm cranks	145mm 190 mm cranks	145mm 200 mm cranks

Published Sizing Recommendations

Height

5 ft 8 in

6 ft 1 in

6 ft 5 in

6 ft 9 in

7 ft 1 in

7 ft 5 in

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.

Category Trend

Source:https://www.dirtysixer.com/products/mark-ii?variant=41327405400230