2021 Miracle Bike CR059 Base

	49	52	54	56	59
Stack	537mm	550mm	567mm	585mm	611mm
Reach	371mm	377mm	377mm	387mm	393mm
Stack to Reach Ratio	1.45:1	1.46:1	1.5:1	1.51:1	1.55:1
Seat Tube Length, C-TTT	445mm	475mm	495mm	515mm	545mm
Top Tube Length, Effective/Horizontal Unknown	520mm	535mm	545mm	560mm	580mm
Top Tube Slope	10.2deg	8.2deg	8deg	7.6deg	7.2deg
Head Tube Angle	71.5deg	72.5deg	73deg	73deg	73.5deg
Seat Tube Angle	74.5deg	74deg	73.5deg	73.5deg	73deg
Head Tube Length	110mm	120mm	136mm	155mm	180mm
Bottom Bracket Drop	69mm	69mm	69mm	69mm	69mm
Bottom Bracket Height	289mm	289mm	289mm	289mm	289mm
Chainstay Length	430mm	430mm	430mm	430mm	430mm
Chainstay Length Horizontal	424.4mm	424.4mm	424.4mm	424.4mm	424.4mm
Front-Center	584.5mm	585.5mm	586mm	601mm	610mm
Front-Center Horizontal	579.6mm	581.6mm	581.6mm	596.6mm	605.6mm
Wheelbase	1004mm	1006mm	1006mm	1021mm	1030mm
Fork Offset/Rake	50mm	50mm	50mm	50mm	50mm
Fork Length, Unknown	400mm	400mm	400mm	400mm	400mm
Trail	67.1mm high	60.5mm mid/neutral	57.2mm mid/neutral	57.2mm mid/neutral	53.9mm mid/neutral
Mechanical Trail	63.6mm	57.7mm	54.7mm	54.7mm	51.7mm
Wheel Flop	20.2mm	17.3mm	16mm	16mm	14.7mm
Tire to Pedal Spindle	56.5mm 170 mm cranks	57.5mm 170 mm cranks	58mm 170 mm cranks	73mm 170 mm cranks	82mm 170 mm cranks
Pedal Spindle to Ground Clearance	119mm 170 mm cranks	119mm 170 mm cranks	119mm 170 mm cranks	119mm 170 mm cranks	119mm 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.miraclecycling.com/gravel-cx-bike-frame/the-best-gravel-bikes-frame-of-2021-internal.html

Geometry