2023 Spot Bikes Mayhem 150 Base - High

	Small	Medium	Large	X-Large
Stack	611mm	620mm	630mm	638mm
Reach	410mm	440mm	470mm	500mm
Stack to Reach Ratio	1.49:1	1.41:1	1.34:1	1.28:1
Seat Tube Length, Unknown	350mm	400mm	450mm	490mm
Top Tube Length, Actual C-C	545mm	577mm	610mm	642mm
Head Tube Angle	65deg	65deg	65deg	65deg
Effective Seat Tube Angle, Unknown	77.5deg	77.5deg	77.5deg	77.5deg
Head Tube Length	90mm	100mm	110mm	120mm
Bottom Bracket Drop	27mm	27mm	27mm	27mm
Bottom Bracket Height	347.5mm	347.5mm	347.5mm	347.5mm
Chainstay Length	440mm	440mm	440mm	440mm
Chainstay Length Horizontal	439.2mm	439.2mm	439.2mm	439.2mm
Front-Center	731mm	765mm	798mm	834mm
Front-Center Horizontal	731.8mm	765.8mm	798.8mm	834.8mm
Wheelbase	1171mm	1205mm	1238mm	1274mm
Fork Offset/Rake	44.9mm	44.7mm	43.2mm	45.2mm
Trail	125.1mm very high	125.3mm very high	127mm very high	124.7mm very high
Mechanical Trail	113.4mm	113.6mm	115.1mm	113mm
Wheel Flop	47.9mm	48mm	48.6mm	47.8mm
Standover Height	705mm	705mm	705mm	705mm
Tire to Pedal Spindle	186.5mm 170 mm cranks	220.5mm 170 mm cranks	253.5mm 170 mm cranks	289.5mm 170 mm cranks
Pedal Spindle to Ground Clearance	177.5mm 170 mm cranks	177.5mm 170 mm cranks	177.5mm 170 mm cranks	177.5mm 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://spotbikes.com/collections/bikes/products/mayhem-150?variant=32140458164258

Geometry