2025 Berria Bikes NAII Full carbon fiber HM3X

	XS	S	M	L	XL
Stack	524.6mm	538.8mm	556.5mm	575.5mm	596.4mm
Reach	385mm	395mm	405mm	415mm	425mm
Stack to Reach Ratio	1.36:1	1.36:1	1.37:1	1.39:1	1.4:1
Seat Tube Length, C-T	460mm	485mm	510mm	535mm	560mm
Top Tube Length, Effective/Horizontal HT Top	525.6mm	539.4mm	554.1mm	574.6mm	590.4mm
Top Tube Slope	9.1deg	7.7deg	6.8deg	6.1deg	5.6deg
Head Tube Angle	71deg	71deg	71.5deg	71.5deg	72deg
Seat Tube Angle	75deg	75deg	75deg	74.5deg	74.5deg
Head Tube Length	95mm	110mm	130mm	150mm	170mm
Bottom Bracket Drop	75mm	75mm	72mm	72mm	72mm
Bottom Bracket Height	286mm	286mm	289mm	289mm	289mm
Chainstay Length	420mm	420mm	420mm	420mm	420mm
Chainstay Length Horizontal	413.3mm	413.3mm	413.8mm	413.8mm	413.8mm
Front-Center	590.2mm	605mm	616.8mm	633.1mm	644.9mm
Front-Center Horizontal	585.5mm	600.4mm	612.6mm	629mm	640.8mm
Wheelbase	998.7mm	1013.6mm	1026.4mm	1042.8mm	1054.6mm
Fork Offset/Rake	48mm	48mm	48mm	48mm	48mm
Fork Length (Axle-To-Crown)	395mm	395mm	395mm	395mm	395mm
Trail	73.5mm high	73.5mm high	70.2mm high	70.2mm high	66.8mm high
Mechanical Trail	69.5mm	69.5mm	66.6mm	66.6mm	63.6mm
Wheel Flop	22.6mm	22.6mm	21.1mm	21.1mm	19.6mm
Tire to Pedal Spindle	59.2mm 170 mm cranks	74mm 170 mm cranks	85.8mm 170 mm cranks	102.1mm 170 mm cranks	113.9mm 170 mm cranks
Pedal Spindle to Ground Clearance	116mm 170 mm cranks	116mm 170 mm cranks	119mm 170 mm cranks	119mm 170 mm cranks	119mm 170 mm cranks

Published Sizing Recommendations

Height

150 cm

160 cm

170 cm

180 cm

190 cm

192 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://berriabikes.com/products/naii-br-red-xplr-axs-pwm