2017 BMC Switzerland Teammachine ALR ONE

	47	51	54	57	60
Stack	515mm	539mm	559mm	583mm	610mm
Reach	365mm	374mm	383mm	391mm	402mm
Stack to Reach Ratio	1.41:1	1.44:1	1.46:1	1.49:1	1.52:1
Seat Tube Length, C-T	442mm	505mm	535mm	565mm	600mm
Top Tube Length, Effective/Horizontal HT Top	515mm	531mm	546mm	560mm	580mm
Top Tube Slope	10.5deg	6.1deg	4.9deg	4.3deg	3.5deg
Head Tube Angle	70.5deg	72deg	72.5deg	72.5deg	72.5deg
Seat Tube Angle	73.5deg	73.5deg	73.5deg	73.5deg	73.5deg
Head Tube Length	118mm	138mm	158mm	181mm	211mm
Bottom Bracket Drop	68.6mm	68.7mm	72.4mm	65.8mm	69.8mm
Bottom Bracket Height	267.4mm	267.3mm	263.6mm	270.2mm	266.2mm
Chainstay Length	405mm	405mm	405mm	405mm	405mm
Chainstay Length Horizontal	399.1mm	399.1mm	398.5mm	399.6mm	398.9mm
Front-Center	571mm	575mm	586mm	600mm	620mm
Front-Center Horizontal	566.9mm	570.9mm	581.5mm	596.4mm	616.1mm
Wheelbase	966mm	970mm	980mm	996mm	1015mm
Wheelbase Max	966mm	970mm	980mm	996mm	1015mm
Fork Offset/Rake	41.3mm	41.9mm	43mm	40.4mm	41.7mm
Trail	75.2mm high	65.1mm high	60.9mm mid/neutral	63.6mm mid/neutral	62.2mm mid/neutral
Mechanical Trail	70.9mm	61.9mm	58.1mm	60.7mm	59.3mm
Wheel Flop	23.7mm	19.1mm	17.5mm	18.3mm	17.8mm
Tire to Pedal Spindle	65mm 170 mm cranks	69mm 170 mm cranks	80mm 170 mm cranks	94mm 170 mm cranks	114mm 170 mm cranks
Pedal Spindle to Ground Clearance	97.4mm 170 mm cranks	97.3mm 170 mm cranks	93.6mm 170 mm cranks	100.2mm 170 mm cranks	96.2mm 170 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:https://www.velochannel.com/test-du-bmc-teammachine-alr01-17787

Geometry