2024 Ridley Bikes Grifn Base

	XS	S	M	L	XL
Stack	540mm	563mm	587mm	614mm	633mm
Reach	375mm	383mm	391mm	403mm	412mm
Stack to Reach Ratio	1.44:1	1.47:1	1.5:1	1.52:1	1.54:1
Seat Tube Length, C-T	470mm	500mm	520mm	545mm	570mm
Top Tube Length, Effective/Horizontal HT Top	525mm	545mm	565mm	585mm	605mm
Top Tube Slope	9.9deg	9deg	9.3deg	9.3deg	8.6deg
Head Tube Angle	71.5deg	72deg	72deg	72deg	72deg
Seat Tube Angle	74.5deg	74deg	73.5deg	73.5deg	73deg
Head Tube Length	115mm	140mm	165mm	195mm	215mm
Bottom Bracket Drop	75mm	73mm	73mm	71mm	71mm
Bottom Bracket Height	276mm	278mm	278mm	280mm	280mm
Chainstay Length	420mm	420mm	420mm	420mm	420mm
Chainstay Length Horizontal	413.3mm	413.6mm	413.6mm	414mm	414mm
Front-Center	584.6mm	595.9mm	611.8mm	633mm	648mm
Front-Center Horizontal	579.8mm	591.4mm	607.4mm	629mm	644mm
Wheelbase	993mm	1005mm	1021mm	1043mm	1058mm
Fork Offset/Rake	46.6mm	46.8mm	47mm	47.2mm	47mm
Trail	68.3mm high	64.9mm mid/neutral	64.7mm mid/neutral	64.4mm mid/neutral	64.6mm mid/neutral
Mechanical Trail	64.8mm	61.7mm	61.5mm	61.3mm	61.4mm
Wheel Flop	20.6mm	19.1mm	19mm	18.9mm	19mm
Tire to Pedal Spindle	63.6mm 170 mm cranks	74.9mm 170 mm cranks	90.8mm 170 mm cranks	112mm 170 mm cranks	127mm 170 mm cranks
Pedal Spindle to Ground Clearance	106mm 170 mm cranks	108mm 170 mm cranks	108mm 170 mm cranks	110mm 170 mm cranks	110mm 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_CH/bikes/SBIKARRID253

Geometry