Name: 2026 MMR Bikes Aelion SL
Brand: MMR Bikes

	XS	S	M	L	XL
Stack	501mm	526mm	546mm	566mm	591mm
Reach	370mm	379mm	387mm	395mm	405mm
Stack to Reach Ratio	1.35:1	1.39:1	1.41:1	1.43:1	1.46:1
Seat Tube Length, C-C	400mm	440mm	480mm	510mm	550mm
Top Tube Length, Actual C-C	477mm	500mm	523mm	544mm	570mm
Top Tube Length, Unknown	509mm	530mm	549mm	568mm	591mm
Head Tube Angle	71deg	72deg	72.5deg	73deg	73.5deg
Seat Tube Angle	74.5deg	74deg	73.5deg	73deg	72.5deg
Head Tube Length	102mm	125mm	144mm	163mm	187mm
Bottom Bracket Drop	70mm	70mm	70mm	70mm	70mm
Bottom Bracket Height	271mm	271mm	271mm	271mm	271mm
Chainstay Length	410mm	410mm	410mm	410mm	410mm
Chainstay Length Horizontal	404mm	404mm	404mm	404mm	404mm
Front-Center	572.3mm	580.3mm	590.2mm	600.1mm	612mm
Front-Center Horizontal	568mm	576mm	586mm	596mm	608mm
Wheelbase	972mm	980mm	990mm	1000mm	1012mm
Fork Offset/Rake	46.9mm	46.5mm	46.7mm	47.2mm	46.7mm
Trail	67.8mm high	61.9mm mid/neutral	58.6mm mid/neutral	54.9mm mid/neutral	52.3mm mid/neutral
Mechanical Trail	64.1mm	58.9mm	55.9mm	52.5mm	50.2mm
Wheel Flop	20.9mm	18.2mm	16.8mm	15.3mm	14.3mm
Standover Height	716mm	754mm	774mm	797mm	831mm
Tire to Pedal Spindle	66.3mm 165 mm cranks	69.3mm 170 mm cranks	79.2mm 170 mm cranks	86.6mm 172.5 mm cranks	96mm 175 mm cranks
Pedal Spindle to Ground Clearance	106mm 165 mm cranks	101mm 170 mm cranks	101mm 170 mm cranks	98.5mm 172.5 mm cranks	96mm 175 mm cranks

Published Sizing Recommendations

Height

166 cm

164 cm

174 cm

172 cm

182 cm

180 cm

190 cm

188 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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2026 MMR Bikes Aelion SL