2017 Bombtrack Bicycle Company Audax Base

	XS	S	M	L	XL
Stack	530mm	552mm	576mm	601mm	625mm
Reach	366mm	376mm	387mm	398mm	409mm
Stack to Reach Ratio	1.45:1	1.47:1	1.49:1	1.51:1	1.53:1
Seat Tube Length, Unknown	480mm	510mm	540mm	570mm	600mm
Top Tube Length, Effective/Horizontal Center	523mm	539mm	557mm	576mm	594mm
Top Tube Slope	7.9deg	6.9deg	6.2deg	5.6deg	4.9deg
Head Tube Angle	69.8deg	71deg	71.8deg	72deg	72deg
Seat Tube Angle	73.5deg	73.5deg	73.5deg	73.5deg	73.5deg
Head Tube Length	116mm	135mm	157mm	182mm	208mm
Bottom Bracket Drop	72mm	72mm	72mm	72mm	72mm
Bottom Bracket Height	264mm	264mm	264mm	264mm	264mm
Chainstay Length	420mm	420mm	420mm	420mm	420mm
Chainstay Length Horizontal	413.8mm	413.8mm	413.8mm	413.8mm	413.8mm
Front-Center	586.7mm	592.6mm	604.5mm	621.4mm	640.3mm
Front-Center Horizontal	582.2mm	588.2mm	600.2mm	617.2mm	636.2mm
Wheelbase	996mm	1002mm	1014mm	1031mm	1050mm
Fork Offset/Rake	45mm	45mm	45mm	45mm	45mm
Trail	75.7mm high	68.1mm high	63.1mm mid/neutral	61.9mm mid/neutral	61.9mm mid/neutral
Mechanical Trail	71mm	64.4mm	59.9mm	58.8mm	58.8mm
Wheel Flop	24.5mm	21mm	18.7mm	18.2mm	18.2mm
Standover Height	744mm	771mm	796mm	823mm	850mm
Tire to Pedal Spindle	80.7mm 170 mm cranks	84.1mm 172.5 mm cranks	96mm 172.5 mm cranks	110.4mm 175 mm cranks	129.3mm 175 mm cranks
Pedal Spindle to Ground Clearance	94mm 170 mm cranks	91.5mm 172.5 mm cranks	91.5mm 172.5 mm cranks	89mm 175 mm cranks	89mm 175 mm cranks

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:http://bombtrack.com/wp-content/uploads/2016/11/bombtrack-my17-geometry-table.pdf

Geometry