2025 Active Bikes wanted kespor Base

	45	49	52	55	58
Stack	537.1mm	557.9mm	588.1mm	611.7mm	635.3mm
Reach	365mm	375mm	385.3mm	395.5mm	409.5mm
Stack to Reach Ratio	1.47:1	1.49:1	1.53:1	1.55:1	1.55:1
Seat Tube Length, C-T	450mm	490mm	520mm	550mm	580mm
Top Tube Length, Effective/Horizontal HT Top	519.1mm	535mm	554mm	571mm	592mm
Top Tube Slope	12.1deg	9.7deg	9.5deg	8.6deg	7.8deg
Head Tube Angle	69.5deg	70deg	70.5deg	70.5deg	70.5deg
Seat Tube Angle	74deg	74deg	74deg	74deg	74deg
Head Tube Length	90mm	110mm	140mm	165mm	180mm
Bottom Bracket Drop	75mm	75mm	75mm	75mm	75mm
Bottom Bracket Height	276mm	276mm	276mm	276mm	276mm
Chainstay Length	430mm	430mm	430mm	430mm	430mm
Chainstay Length Horizontal	423.4mm	423.4mm	423.4mm	423.4mm	423.4mm
Front-Center	595.9mm	608.6mm	624.6mm	643mm	665.5mm
Front-Center Horizontal	618.2mm	603.9mm	620.1mm	638.6mm	661.2mm
Wheelbase	1041.6mm	1027.3mm	1043.5mm	1062mm	1084.6mm
Fork Offset/Rake	50mm	50mm	50mm	50mm	50mm
Trail	77.9mm high	74.5mm high	71.3mm high	71.3mm high	71.3mm high
Mechanical Trail	72.9mm	70.1mm	67.2mm	67.2mm	67.2mm
Wheel Flop	25.5mm	24mm	22.4mm	22.4mm	22.4mm
Tire to Pedal Spindle	74.9mm 170 mm cranks	87.6mm 170 mm cranks	103.6mm 170 mm cranks	122mm 170 mm cranks	144.5mm 170 mm cranks
Pedal Spindle to Ground Clearance	106mm 170 mm cranks	106mm 170 mm cranks	106mm 170 mm cranks	106mm 170 mm cranks	106mm 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.

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Geometry