2011 Commencal Premier Base

	XS	S	M	L	XL
Stack	557.9mm	586mm	595.4mm	604.7mm	609.4mm
Reach	343.5mm	359.3mm	388.1mm	404.3mm	428.6mm
Stack to Reach Ratio	1.62:1	1.63:1	1.53:1	1.5:1	1.42:1
Seat Tube Length, C-T	350mm	400mm	450mm	500mm	530mm
Top Tube Length, Effective/Horizontal HT Top	521mm	554mm	575mm	594mm	620mm
Head Tube Angle	69.5deg	69.5deg	69.5deg	69.5deg	69.5deg
Seat Tube Angle	73deg	73deg	73deg	73deg	73deg
Head Tube Length	100mm	110mm	120mm	130mm	135mm
Bottom Bracket Drop	38mm	38mm	38mm	38mm	38mm
Bottom Bracket Height	294.8mm	294.8mm	294.8mm	294.8mm	294.8mm
Chainstay Length	425mm	425mm	425mm	425mm	425mm
Chainstay Length Horizontal	423.3mm	423.3mm	423.3mm	423.3mm	423.3mm
Front-Center	581.8mm	608.1mm	640.3mm	660mm	686mm
Front-Center Horizontal	580.6mm	606.9mm	639.2mm	658.9mm	684.9mm
Wheelbase	1003.9mm	1030.2mm	1062.5mm	1082.2mm	1108.2mm
Fork Offset/Rake	40mm	40mm	40mm	40mm	40mm
Fork Length (On-Axis)	450mm	470mm	470mm	470mm	470mm
Trail	81.7mm very high	81.7mm very high	81.7mm very high	81.7mm very high	81.7mm very high
Mechanical Trail	76.6mm	76.6mm	76.6mm	76.6mm	76.6mm
Wheel Flop	26.8mm	26.8mm	26.8mm	26.8mm	26.8mm
Tire to Pedal Spindle	74mm 175 mm cranks	100.3mm 175 mm cranks	132.5mm 175 mm cranks	152.2mm 175 mm cranks	178.1mm 175 mm cranks
Pedal Spindle to Ground Clearance	119.8mm 175 mm cranks	119.8mm 175 mm cranks	119.8mm 175 mm cranks	119.8mm 175 mm cranks	119.8mm 175 mm cranks

Published Sizing Recommendations

Height

1.38 cm

1.53 cm

1.68 cm

1.78 cm

1.88 cm

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://www.commencal.net/web_bicycles/techbook/commencal_techbook_2011_fr.pdf