2025 Ridley Bikes Triton Fast Base

	XS	S	M	L
Stack	476mm	508mm	538mm	568mm
Reach	406mm	420mm	450mm	480mm
Stack to Reach Ratio	1.17:1	1.21:1	1.2:1	1.18:1
Seat Tube Length, C-T	490mm	510mm	540mm	570mm
Top Tube Length, Effective/Horizontal Center	490mm	510mm	535mm	560mm
Top Tube Slope	-0.8deg	0.7deg	0.5deg	0.4deg
Head Tube Angle	71deg	71.5deg	72deg	72deg
Seat Tube Angle	80deg	80deg	81deg	82deg
Head Tube Length	70mm	100mm	130mm	160mm
Bottom Bracket Drop	78mm	78mm	78mm	78mm
Bottom Bracket Height	261mm	261mm	261mm	261mm
Chainstay Length	410mm	410mm	410mm	410mm
Chainstay Length Horizontal	402.5mm	402.5mm	402.5mm	402.5mm
Front-Center	606.5mm	622.4mm	656.1mm	690.9mm
Front-Center Horizontal	601.5mm	617.5mm	651.5mm	686.5mm
Wheelbase	1004mm	1020mm	1054mm	1089mm
Fork Offset/Rake	55.3mm	50.8mm	49.5mm	45mm
Trail	58.3mm mid/neutral	59.8mm mid/neutral	58.1mm mid/neutral	62.9mm mid/neutral
Mechanical Trail	55.1mm	56.7mm	55.3mm	59.8mm
Wheel Flop	17.9mm	18mm	17.1mm	18.5mm
Tire to Pedal Spindle	97.5mm 170 mm cranks	113.4mm 170 mm cranks	147.1mm 170 mm cranks	181.9mm 170 mm cranks
Pedal Spindle to Ground Clearance	91mm 170 mm cranks	91mm 170 mm cranks	91mm 170 mm cranks	91mm 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://www.ridley-bikes.com/en_BE/bikes/FFSTRIRID007

Geometry