2020 Merlin Cycles GX-01 Base

	S	M	L	XL	XXL
Stack	551mm	572mm	588mm	604mm	619mm
Reach	377mm	380mm	385mm	390mm	405mm
Stack to Reach Ratio	1.46:1	1.51:1	1.53:1	1.55:1	1.53:1
Seat Tube Length, C-T	520mm	540mm	560mm	580mm	600mm
Top Tube Length, Effective/Horizontal HT Top	530mm	545mm	560mm	580mm	600mm
Top Tube Slope	5.5deg	5.7deg	5.4deg	5deg	4.5deg
Head Tube Angle	71deg	71.5deg	72deg	72.5deg	72.5deg
Seat Tube Angle	74.5deg	74deg	73.5deg	73deg	73deg
Head Tube Length	125mm	145mm	160mm	175mm	190mm
Bottom Bracket Drop	69mm	69mm	69mm	69mm	69mm
Bottom Bracket Height	280mm	280mm	280mm	280mm	280mm
Chainstay Length	425mm	425mm	425mm	425mm	425mm
Chainstay Length Horizontal	419.4mm	419.4mm	419.4mm	419.4mm	419.4mm
Front-Center	594.7mm	600.6mm	605.6mm	609.6mm	629.4mm
Front-Center Horizontal	590.6mm	596.6mm	601.6mm	605.6mm	625.6mm
Wheelbase	1010mm	1016mm	1021mm	1025mm	1045mm
Fork Offset/Rake	45.1mm	45.8mm	45.7mm	44.8mm	45mm
Trail	72.5mm high	68.4mm high	65.4mm high	63.1mm mid/neutral	62.8mm mid/neutral
Mechanical Trail	68.6mm	64.9mm	62.2mm	60.2mm	59.9mm
Wheel Flop	22.3mm	20.6mm	19.2mm	18.1mm	18mm
Tire to Pedal Spindle	75.7mm 170 mm cranks	81.6mm 170 mm cranks	86.6mm 170 mm cranks	90.6mm 170 mm cranks	110.4mm 170 mm cranks
Pedal Spindle to Ground Clearance	110mm 170 mm cranks	110mm 170 mm cranks	110mm 170 mm cranks	110mm 170 mm cranks	110mm 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.merlincycles.com/merlin-gx-01-shimano-grx800-carbon-gravel-bike-128117.html

Geometry