2021 Mongoose Bicycles Guide Sport

	SM	MD	LG	XL
Stack	582.3mm	594.2mm	611.2mm	630.1mm
Reach	371mm	379.6mm	394.7mm	406.3mm
Stack to Reach Ratio	1.57:1	1.57:1	1.55:1	1.55:1
Seat Tube Length, C-T	460mm	480mm	500mm	520mm
Top Tube Length, Effective/Horizontal HT Top	522mm	550mm	570mm	587mm
Top Tube Slope	15.7deg	14.5deg	13.8deg	13.3deg
Head Tube Angle	70.5deg	70.5deg	70.5deg	70.5deg
Seat Tube Angle	74deg	74deg	74deg	74deg
Head Tube Length	125mm	145mm	165mm	185mm
Bottom Bracket Drop	70mm	70mm	70mm	70mm
Bottom Bracket Height	288mm	288mm	288mm	288mm
Chainstay Length	460mm	460mm	460mm	460mm
Chainstay Length Horizontal	454.6mm	454.6mm	454.6mm	454.6mm
Front-Center	611mm	614.3mm	636mm	653.7mm
Front-Center Horizontal	607mm	610.3mm	632.2mm	650mm
Wheelbase	1061.6mm	1064.9mm	1086.8mm	1104.6mm
Fork Offset/Rake	51mm	51mm	51mm	51mm
Trail	72.7mm high	72.7mm high	72.7mm high	72.7mm high
Mechanical Trail	68.5mm	68.5mm	68.5mm	68.5mm
Wheel Flop	22.9mm	22.9mm	22.9mm	22.9mm
Standover Height	783mm	801mm	817mm	836.9mm
Tire to Pedal Spindle	83mm 170 mm cranks	86.3mm 170 mm cranks	108mm 170 mm cranks	125.7mm 170 mm cranks
Pedal Spindle to Ground Clearance	118mm 170 mm cranks	118mm 170 mm cranks	118mm 170 mm cranks	118mm 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://int.mongoose.com/products/guide-sport#geometry

Geometry