2024 Fairlight Cycles Secan Base (700c)

	51T	54R	54T	56R	56T
Stack	567mm	559mm	589mm	572mm	610mm
Reach	371mm	386mm	383mm	397mm	385mm
Stack to Reach Ratio	1.53:1	1.45:1	1.54:1	1.44:1	1.58:1
Seat Tube Length, C-T	—	510mm	515mm	520mm	535mm
Seat Tube Length, Unknown	495mm	—	—	—	—
Top Tube Length, Effective/Horizontal HT Top	—	553mm	553mm	567mm	566mm
Top Tube Length, Effective/Horizontal Unknown	535mm	—	—	—	—
Top Tube Slope	10.2deg	7.5deg	10.2deg	7.7deg	10.2deg
Head Tube Angle	70.5deg	71deg	71.5deg	72deg	72deg
Seat Tube Angle	74deg	73.5deg	74deg	73.5deg	73.5deg
Head Tube Length	130mm	120mm	150mm	130mm	170mm
Bottom Bracket Drop	77mm	77mm	77mm	77mm	77mm
Bottom Bracket Height	272mm	262mm	262mm	262mm	262mm
Chainstay Length	430mm	430mm	430mm	430mm	430mm
Chainstay Length Horizontal	423.1mm	423.1mm	423.1mm	423.1mm	423.1mm
Front-Center	604mm	611mm	611mm	616mm	616mm
Front-Center Horizontal	599mm	606mm	607mm	611mm	611mm
Wheelbase	1022mm	1029mm	1030mm	1034mm	1034mm
Fork Offset/Rake	50mm	50mm	50mm	50mm	50mm
Fork Length (Axle-To-Crown)	—	398mm	398mm	398mm	398mm
Fork Length, Unknown	398mm	—	—	—	—
Trail	70.5mm high	63.9mm mid/neutral	60.7mm mid/neutral	57.6mm mid/neutral	57.6mm mid/neutral
Mechanical Trail	66.5mm	60.4mm	57.6mm	54.8mm	54.8mm
Wheel Flop	22.2mm	19.7mm	18.3mm	16.9mm	16.9mm
Tire to Pedal Spindle	85mm 170 mm cranks	102mm 170 mm cranks	102mm 170 mm cranks	107mm 170 mm cranks	107mm 170 mm cranks
Pedal Spindle to Ground Clearance	102mm 170 mm cranks	92mm 170 mm cranks	92mm 170 mm cranks	92mm 170 mm cranks	92mm 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://fairlightcycles.com/wp-content/uploads/2023/11/Fairlight-Secan-2.5-Design-Notes.pdf, fairlightcycles.com

Geometry