2020 Blue Competition Cycles Chinook Frameset

	XS	S	M	ML/LG	XL
Stack	515.8mm	522.2mm	538.2mm	556mm	603.7mm
Reach	386.8mm	390.1mm	395.7mm	398mm	404.7mm
Stack to Reach Ratio	1.33:1	1.34:1	1.36:1	1.4:1	1.49:1
Seat Tube Length, C-T	440mm	470mm	490mm	510mm	550mm
Top Tube Length, Effective/Horizontal HT Top	525mm	535mm	550mm	568mm	595mm
Top Tube Length, Actual C-C	510.2mm	522mm	537.2mm	553.5mm	576.8mm
Top Tube Slope	10.3deg	7.7deg	7.2deg	7.1deg	7.9deg
Head Tube Angle	71deg	71.5deg	72deg	73deg	73deg
Seat Tube Angle	75deg	74.5deg	74deg	73deg	72.5deg
Head Tube Length	115mm	120mm	135mm	150mm	198mm
Bottom Bracket Drop	69mm	69mm	69mm	69mm	69mm
Bottom Bracket Height	270mm	270mm	270mm	270mm	270mm
Chainstay Length	410mm	410mm	410mm	410mm	410mm
Chainstay Length Horizontal	404.2mm	404.2mm	404.2mm	404.2mm	404.2mm
Front-Center	592.3mm	593.3mm	599.4mm	597.9mm	613.9mm
Front-Center Horizontal	588.3mm	589.3mm	595.5mm	594mm	610mm
Wheelbase	992.4mm	993.4mm	999.6mm	998.1mm	1014.1mm
Fork Offset/Rake	45mm	45.1mm	45mm	45mm	40mm
Trail	69.1mm high	65.9mm high	62.9mm mid/neutral	56.6mm mid/neutral	61.9mm mid/neutral
Mechanical Trail	65.4mm	62.5mm	59.8mm	54.1mm	59.2mm
Wheel Flop	21.3mm	19.8mm	18.5mm	15.8mm	17.3mm
Tire to Pedal Spindle	83.3mm 170 mm cranks	84.3mm 170 mm cranks	90.4mm 170 mm cranks	88.9mm 170 mm cranks	104.9mm 170 mm cranks
Pedal Spindle to Ground Clearance	100mm 170 mm cranks	100mm 170 mm cranks	100mm 170 mm cranks	100mm 170 mm cranks	100mm 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.bluecompetitioncycles.com/chinook-frame-geometry

Geometry