2025 NUA Slice Base

	S	M	L	XL
Stack	555mm	590mm	617mm	656mm
Reach	379mm	382mm	390mm	407mm
Stack to Reach Ratio	1.46:1	1.54:1	1.58:1	1.61:1
Seat Tube Length, C-T	435mm	515mm	555mm	590mm
Top Tube Length, Effective/Horizontal Center	545mm	560mm	570mm	600mm
Top Tube Slope	15.4deg	10.4deg	8.9deg	9deg
Head Tube Angle	70.5deg	71deg	71deg	71deg
Seat Tube Angle	73.5deg	73deg	73deg	73deg
Head Tube Length	115mm	150mm	180mm	220mm
Bottom Bracket Drop	75mm	75mm	75mm	75mm
Bottom Bracket Height	286mm	286mm	286mm	286mm
Chainstay Length	435mm	435mm	435mm	435mm
Chainstay Length Horizontal	428.5mm	428.5mm	428.5mm	428.5mm
Front-Center	606.2mm	623mm	634mm	655.8mm
Front-Center Horizontal	601.5mm	618.5mm	629.5mm	651.5mm
Wheelbase	1030mm	1047mm	1058mm	1080mm
Fork Offset/Rake	50mm	50mm	50mm	50mm
Fork Length (Axle-To-Crown)	400mm	400mm	400mm	400mm
Trail	74.8mm high	71.4mm high	71.4mm high	71.4mm high
Mechanical Trail	70.5mm	67.5mm	67.5mm	67.5mm
Wheel Flop	23.5mm	22mm	22mm	22mm
Standover Height	751mm	807mm	840mm	875mm
Tire to Pedal Spindle	75.2mm 170 mm cranks	92mm 170 mm cranks	103mm 170 mm cranks	124.8mm 170 mm cranks
Pedal Spindle to Ground Clearance	116mm 170 mm cranks	116mm 170 mm cranks	116mm 170 mm cranks	116mm 170 mm cranks

Published Sizing Recommendations

Height

160 cm

170 cm

180 cm

190 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.

Category Trend

Source:https://www.nuabikes.com/nua-silice-titanium-gravel-and-adventure-bike