2024 Orbea Alma M20

	S	M	L	XL
Stack	593mm	602mm	612mm	625mm
Reach	395mm	426mm	448mm	474mm
Stack to Reach Ratio	1.5:1	1.41:1	1.37:1	1.32:1
Seat Tube Length, C-T	400mm	445mm	483mm	533mm
Top Tube Length, Effective/Horizontal Center	559mm	593mm	618mm	647mm
Top Tube Slope	22.5deg	17.6deg	14.3deg	10.2deg
Head Tube Angle	68deg	68deg	68deg	68deg
Seat Tube Angle	74.5deg	74.5deg	74.5deg	74.5deg
Head Tube Length	90mm	100mm	110mm	125mm
Bottom Bracket Drop	61mm	61mm	61mm	61mm
Bottom Bracket Height	309.7mm	309.7mm	309.7mm	309.7mm
Chainstay Length	430mm	430mm	430mm	430mm
Chainstay Length Horizontal	425.7mm	425.7mm	425.7mm	425.7mm
Front-Center	660.2mm	695mm	720.9mm	751.8mm
Front-Center Horizontal	657.4mm	692.4mm	718.4mm	749.4mm
Wheelbase	1083mm	1118mm	1144mm	1175mm
Fork Offset/Rake	44mm	44mm	44mm	44mm
Fork Length (On-Axis)	500.8mm	500.8mm	500.8mm	500.8mm
Trail	102.3mm very high	102.3mm very high	102.3mm very high	102.3mm very high
Mechanical Trail	94.9mm	94.9mm	94.9mm	94.9mm
Wheel Flop	35.5mm	35.5mm	35.5mm	35.5mm
Standover Height	693mm	729mm	767mm	819mm
Tire to Pedal Spindle	119.5mm 170 mm cranks	154.3mm 170 mm cranks	180.2mm 170 mm cranks	211.1mm 170 mm cranks
Pedal Spindle to Ground Clearance	139.7mm 170 mm cranks	139.7mm 170 mm cranks	139.7mm 170 mm cranks	139.7mm 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://www.orbea.com/br-en/bicycles/mountain/alma/cat/alma-m20-2024

Geometry