2026 Megamo West 05

	XS	S	M	L	XL
Stack	548mm	563mm	576mm	600mm	625mm
Reach	378mm	391mm	400mm	405mm	415mm
Stack to Reach Ratio	1.45:1	1.44:1	1.44:1	1.48:1	1.51:1
Seat Tube Length, C-T	450mm	470mm	490mm	510mm	530mm
Top Tube Length, Effective/Horizontal HT Top	530mm	550mm	565mm	580mm	600mm
Top Tube Slope	12.9deg	12deg	11.1deg	11.4deg	11.7deg
Head Tube Angle	69.5deg	69.75deg	70deg	70.25deg	70.5deg
Seat Tube Angle	74.5deg	74.25deg	74deg	73.75deg	73.5deg
Head Tube Length	120mm	135mm	150mm	175mm	200mm
Bottom Bracket Drop	77mm	77mm	75mm	75mm	75mm
Bottom Bracket Height	284mm	284mm	286mm	286mm	286mm
Chainstay Length	430mm	430mm	430mm	430mm	430mm
Chainstay Length Horizontal	423.1mm	423.1mm	423.4mm	423.4mm	423.4mm
Front-Center	612.8mm	628.7mm	640mm	650.9mm	666.8mm
Front-Center Horizontal	608mm	624mm	635.6mm	646.6mm	662.6mm
Wheelbase	1031mm	1047mm	1059mm	1070mm	1086mm
Fork Offset/Rake	50.4mm	50.3mm	50mm	50mm	49.8mm
Trail	81.1mm very high	79.5mm high	78.2mm high	76.5mm high	75mm high
Mechanical Trail	76mm	74.6mm	73.4mm	72mm	70.7mm
Wheel Flop	26.6mm	25.8mm	25.1mm	24.3mm	23.6mm
Tire to Pedal Spindle	86.8mm 165 mm cranks	97.7mm 170 mm cranks	106.5mm 172.5 mm cranks	117.4mm 172.5 mm cranks	130.8mm 175 mm cranks
Pedal Spindle to Ground Clearance	119mm 165 mm cranks	114mm 170 mm cranks	113.5mm 172.5 mm cranks	113.5mm 172.5 mm cranks	111mm 175 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.megamo.com/fr/velos/gravel/west/west-05-(26)

Geometry