2016 Surly Bikes Ice Cream Truck Ops

	XS	S	M	L	XL	XXL
Stack	592mm	592mm	601.2mm	601.2mm	610.5mm	610.5mm
Reach	388.4mm	403.4mm	425.4mm	440.4mm	452.5mm	467.5mm
Stack to Reach Ratio	1.52:1	1.47:1	1.41:1	1.37:1	1.35:1	1.31:1
Seat Tube Length, C-T	298.6mm	376.4mm	427.2mm	478mm	528.8mm	528.8mm
Top Tube Length, Actual C-C	575.8mm	575.4mm	591.6mm	604mm	620mm	635mm
Top Tube Slope	32.7deg	24.3deg	19.3deg	14deg	9.9deg	9.6deg
Head Tube Angle	68deg	68deg	68deg	68deg	68deg	68deg
Seat Tube Angle	72.5deg	72.5deg	72.5deg	72.5deg	72.5deg	72.5deg
Head Tube Length	100mm	100mm	110mm	110mm	120mm	120mm
Bottom Bracket Drop	60mm	60mm	60mm	60mm	60mm	60mm
Bottom Bracket Height	316mm	316mm	316mm	316mm	316mm	316mm
Chainstay Length	450mm	450mm	450mm	450mm	450mm	450mm
Chainstay Length Horizontal	446mm	446mm	446mm	446mm	446mm	446mm
Front-Center	656.8mm	671.7mm	697.4mm	712.4mm	727.5mm	743mm
Front-Center Horizontal	654mm	669mm	694.8mm	709.8mm	725mm	740.6mm
Wheelbase	1100mm	1115mm	1140.8mm	1155.8mm	1171mm	1186.6mm
Fork Offset/Rake	47mm	47mm	47mm	47mm	47mm	47mm
Fork Length (Axle-To-Crown)	483mm	483mm	483mm	483mm	483mm	483mm
Trail	101.2mm very high	101.2mm very high	101.2mm very high	101.2mm very high	101.2mm very high	101.2mm very high
Mechanical Trail	93.9mm	93.9mm	93.9mm	93.9mm	93.9mm	93.9mm
Wheel Flop	35.2mm	35.2mm	35.2mm	35.2mm	35.2mm	35.2mm
Standover Height	711.2mm	744.3mm	779.2mm	807.8mm	840.2mm	840.2mm
Tire to Pedal Spindle	110.7mm 170 mm cranks	125.7mm 170 mm cranks	146.4mm 175 mm cranks	161.3mm 175 mm cranks	176.5mm 175 mm cranks	187mm 180 mm cranks
Pedal Spindle to Ground Clearance	146mm 170 mm cranks	146mm 170 mm cranks	141mm 175 mm cranks	141mm 175 mm cranks	141mm 175 mm cranks	136mm 180 mm cranks

	XS	S	M	L	XL	XXL
Wheel Size	26 in 559 mm BSD	26 in 559 mm BSD	26 in 559 mm BSD	26 in 559 mm BSD	26 in 559 mm BSD	26 in 559 mm BSD
Tire Width	3.8in	3.8in	3.8in	3.8in	3.8in	3.8in
Tire Outer Diameter	752mm	752mm	752mm	752mm	752mm	752mm
Bike Length with Tires	1852mm	1867mm	1892.8mm	1907.8mm	1923mm	1938.6mm
Crank Length	170mm	170mm	175mm	175mm	175mm	180mm
Handlebar Width	700mm	700mm	750mm	750mm	750mm	750mm
Stem Length	60mm	60mm	70mm	80mm	90mm	100mm
Stem Angle	7deg	7deg	7deg	7deg	7deg	7deg

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://surlybikes.com/uploads/downloads/MY_2016_SURLY_Catalog.pdf

Geometry