2019 Ascent Bikes Mirage Base

	500	520	540	560
Stack	514mm	524mm	544mm	565mm
Reach	380mm	385mm	388mm	392mm
Stack to Reach Ratio	1.35:1	1.36:1	1.4:1	1.44:1
Seat Tube Length, C-T	503mm	520mm	540mm	561mm
Top Tube Length, Actual C-C	534mm	542mm	553mm	567mm
Top Tube Slope	3.4deg	2.6deg	2.8deg	2.8deg
Head Tube Angle	73deg	73deg	73deg	73.5deg
Seat Tube Angle	74deg	74deg	73.5deg	73.5deg
Head Tube Length	110mm	120mm	140mm	160mm
Bottom Bracket Drop	68mm	68mm	68mm	68mm
Bottom Bracket Height	271mm	271mm	271mm	271mm
Chainstay Length	410mm	410mm	410mm	410mm
Chainstay Length Horizontal	404.3mm	404.3mm	404.3mm	404.3mm
Front-Center	569.8mm	577.7mm	582.7mm	591.6mm
Front-Center Horizontal	565.7mm	573.7mm	578.7mm	587.7mm
Wheelbase	970mm	978mm	983mm	992mm
Fork Offset/Rake	45mm	45mm	45mm	45mm
Trail	56.6mm mid/neutral	56.6mm mid/neutral	56.6mm mid/neutral	53.5mm mid/neutral
Mechanical Trail	54.1mm	54.1mm	54.1mm	51.3mm
Wheel Flop	15.8mm	15.8mm	15.8mm	14.6mm
Tire to Pedal Spindle	60.8mm 170 mm cranks	68.7mm 170 mm cranks	73.7mm 170 mm cranks	82.6mm 170 mm cranks
Pedal Spindle to Ground Clearance	101mm 170 mm cranks	101mm 170 mm cranks	101mm 170 mm cranks	101mm 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.ascent-bikes.com/mirage-aero

Geometry