	S	M	L	XL
Stack	603mm	614mm	628mm	642mm
Reach	403mm	415mm	434mm	454mm
Stack to Reach Ratio	1.5:1	1.48:1	1.45:1	1.41:1
Seat Tube Length, C-T	430mm	450mm	483mm	515mm
Top Tube Length, Effective/Horizontal HT Top	574mm	600mm	624mm	648mm
Top Tube Slope	20deg	18.6deg	16.1deg	13.9deg
Head Tube Angle	68deg	69deg	69deg	69deg
Seat Tube Angle	74deg	73deg	73deg	73deg
Head Tube Length	100mm	110mm	125mm	140mm
Bottom Bracket Drop	62mm	59mm	59mm	59mm
Bottom Bracket Height	310mm	313mm	313mm	313mm
Chainstay Length	450mm	450mm	450mm	450mm
Chainstay Length Horizontal	445.7mm	446.1mm	446.1mm	446.1mm
Front-Center	651.3mm	656.5mm	681.4mm	706.4mm
Front-Center Horizontal	648.3mm	653.9mm	678.9mm	703.9mm
Wheelbase	1094mm	1100mm	1125mm	1150mm
Fork Offset/Rake	44mm	44mm	44mm	44mm
Trail	102.8mm very high	95.7mm very high	95.7mm very high	95.7mm very high
Mechanical Trail	95.3mm	89.3mm	89.3mm	89.3mm
Wheel Flop	35.7mm	32mm	32mm	32mm
Tire to Pedal Spindle	109.3mm 170 mm cranks	114.6mm 170 mm cranks	139.5mm 170 mm cranks	164.4mm 170 mm cranks
Pedal Spindle to Ground Clearance	140mm 170 mm cranks	143mm 170 mm cranks	143mm 170 mm cranks	143mm 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

2027 Pilot Cycles Locum Base

Geometry