2025 Bassi Bikes Belmont Base

	48.5cm	53.5cm	57.5cm	61.5cm
Stack	545mm	565mm	600mm	643mm
Reach	364mm	380mm	386mm	396mm
Stack to Reach Ratio	1.5:1	1.49:1	1.55:1	1.62:1
Seat Tube Length, C-T	485mm	535mm	575mm	615mm
Top Tube Length, Effective/Horizontal Center	525mm	547mm	564mm	587mm
Top Tube Length, Actual C-C	508.8mm	536mm	553.7mm	575.4mm
Top Tube Slope	8.1deg	4.6deg	4.1deg	4.5deg
Head Tube Angle	70.5deg	71deg	71.5deg	71.5deg
Seat Tube Angle	73.5deg	73.5deg	73.5deg	73.5deg
Head Tube Length	106.6mm	125.6mm	160.5mm	205.8mm
Bottom Bracket Drop	67mm	67mm	67mm	67mm
Bottom Bracket Height	286mm	286mm	286mm	286mm
Chainstay Length	430mm	430mm	440mm	440mm
Chainstay Length Horizontal	424.8mm	424.8mm	434.9mm	434.9mm
Front-Center	595.4mm	613.3mm	625.9mm	650.2mm
Front-Center Horizontal	591.6mm	609.6mm	622.3mm	646.7mm
Wheelbase	1016.4mm	1034.4mm	1057.2mm	1081.6mm
Fork Offset/Rake	55mm	55mm	55mm	55mm
Fork Length (On-Axis)	400mm	400mm	400mm	400mm
Trail	66.7mm high	63.4mm mid/neutral	60.1mm mid/neutral	60.1mm mid/neutral
Mechanical Trail	62.8mm	59.9mm	57mm	57mm
Wheel Flop	21mm	19.5mm	18.1mm	18.1mm
Tire to Pedal Spindle	72.4mm 170 mm cranks	90.3mm 170 mm cranks	102.9mm 170 mm cranks	127.2mm 170 mm cranks
Pedal Spindle to Ground Clearance	116mm 170 mm cranks	116mm 170 mm cranks	116mm 170 mm cranks	116mm 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:clcycle.ca, https://www.clcycle.ca/en/cadre-fourche-bassikeystone-belmont-frame-fork.html

Geometry