2022 Ritchey Design Ascent Base

	S	M	L	XL
Stack	572.3mm	588.5mm	607.4mm	628.4mm
Reach	370.1mm	380.5mm	388.3mm	397.1mm
Stack to Reach Ratio	1.55:1	1.55:1	1.56:1	1.58:1
Seat Tube Length, C-T	430mm	465mm	500mm	535mm
Top Tube Length, Effective/Horizontal HT Top	541mm	556mm	575mm	590mm
Top Tube Length, Actual C-C	529.4mm	533.9mm	550.8mm	565.9mm
Top Tube Slope	18deg	15.6deg	13.6deg	11.9deg
Head Tube Angle	70deg	70.5deg	70.5deg	71deg
Seat Tube Angle	73.5deg	73.5deg	73deg	73deg
Head Tube Length	115mm	130mm	150mm	170mm
Bottom Bracket Drop	68mm	68mm	68mm	68mm
Bottom Bracket Height	298.9mm	298.9mm	298.9mm	298.9mm
Chainstay Length	463mm	463mm	463mm	463mm
Chainstay Length Horizontal	458mm	458mm	458mm	458mm
Front-Center	612.8mm	623.7mm	638.1mm	648.6mm
Front-Center Horizontal	609mm	620mm	634.4mm	645mm
Wheelbase	1067mm	1078mm	1092.4mm	1103mm
Fork Offset/Rake	52mm	52mm	52mm	52mm
Fork Length (Axle-To-Crown)	435mm	435mm	435mm	435mm
Trail	78.2mm high	74.8mm high	74.8mm high	71.3mm high
Mechanical Trail	73.5mm	70.5mm	70.5mm	67.4mm
Wheel Flop	25.1mm	23.5mm	23.5mm	22mm
Standover Height	769.1mm	795.8mm	822.4mm	850.6mm
Tire to Pedal Spindle	75.9mm 170 mm cranks	86.9mm 170 mm cranks	101.2mm 170 mm cranks	111.7mm 170 mm cranks
Pedal Spindle to Ground Clearance	128.9mm 170 mm cranks	128.9mm 170 mm cranks	128.9mm 170 mm cranks	128.9mm 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://eu.ritcheylogic.com/eu_en/ascent-frameset

Geometry