2025 NUA Roure Base

	S	M	L	XL
Stack	574mm	611mm	630mm	658mm
Reach	413mm	422mm	436mm	448mm
Stack to Reach Ratio	1.39:1	1.45:1	1.44:1	1.47:1
Seat Tube Length, C-T	370mm	440mm	500mm	550mm
Top Tube Length, Effective/Horizontal Unknown	580mm	600mm	620mm	640mm
Top Tube Slope	23deg	19.1deg	14.6deg	12.2deg
Head Tube Angle	69deg	69deg	69deg	69deg
Seat Tube Angle	74deg	74deg	74deg	74deg
Head Tube Length	115mm	155mm	175mm	205mm
Bottom Bracket Drop	70mm	70mm	70mm	70mm
Bottom Bracket Height	298.2mm	298.2mm	298.2mm	298.2mm
Chainstay Length	455mm	455mm	455mm	455mm
Chainstay Length Horizontal	449.6mm	449.6mm	449.6mm	449.6mm
Front-Center	663.1mm	687mm	707.9mm	730.8mm
Front-Center Horizontal	659.4mm	683.4mm	704.4mm	727.4mm
Wheelbase	1109mm	1133mm	1154mm	1177mm
Fork Offset/Rake	50mm	50mm	50mm	50mm
Fork Length (Axle-To-Crown)	435mm	435mm	435mm	435mm
Trail	87.8mm very high	87.8mm very high	87.8mm very high	87.8mm very high
Mechanical Trail	81.9mm	81.9mm	81.9mm	81.9mm
Wheel Flop	29.4mm	29.4mm	29.4mm	29.4mm
Standover Height	742mm	794mm	832mm	870mm
Tire to Pedal Spindle	125mm 170 mm cranks	148.8mm 170 mm cranks	164.7mm 175 mm cranks	187.6mm 175 mm cranks
Pedal Spindle to Ground Clearance	128.2mm 170 mm cranks	128.2mm 170 mm cranks	123.2mm 175 mm cranks	123.2mm 175 mm cranks

Published Sizing Recommendations

Height	160 cm to 170 cm	170 cm to 180 cm	180 cm to 190 cm	190 cm to 200 cm
PBH	74 cm to 80 cm	80 cm to 85 cm	85 cm to 90 cm	90 cm to 96 cm

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.

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Source:https://www.nuabikes.com/nua-roure-titanium-bike