2021 Ribble Cycles Gravel TI

	XS	S	M	L	XL
Stack	546mm	565mm	584mm	603mm	625mm
Reach	372mm	381mm	388mm	406mm	412mm
Stack to Reach Ratio	1.47:1	1.48:1	1.51:1	1.49:1	1.52:1
Seat Tube Length, C-T	460mm	480mm	500mm	520mm	540mm
Top Tube Length, Effective/Horizontal HT Top	522mm	550mm	570mm	585mm	602mm
Top Tube Slope	11.7deg	11.4deg	11.2deg	10.7deg	10.8deg
Head Tube Angle	70.5deg	71deg	71.5deg	72deg	72deg
Seat Tube Angle	75.5deg	74deg	73.5deg	73.3deg	73deg
Head Tube Length	110mm	130mm	150mm	170mm	190mm
Bottom Bracket Drop	70mm	67mm	65mm	65mm	65mm
Bottom Bracket Height	281mm	284mm	286mm	286mm	286mm
Chainstay Length	435mm	435mm	435mm	435mm	435mm
Chainstay Length Horizontal	429.3mm	429.8mm	430.1mm	430.1mm	430.1mm
Front-Center	593mm	599mm	600.7mm	615.5mm	616mm
Front-Center Horizontal	586.7mm	607.2mm	621.9mm	637.9mm	644.9mm
Wheelbase	1016mm	1037mm	1052mm	1068mm	1075mm
Fork Offset/Rake	50mm	50mm	50mm	50mm	50mm
Trail	71.3mm high	68mm high	64.7mm mid/neutral	61.5mm mid/neutral	61.5mm mid/neutral
Mechanical Trail	67.2mm	64.3mm	61.4mm	58.5mm	58.5mm
Wheel Flop	22.4mm	20.9mm	19.5mm	18.1mm	18.1mm
Tire to Pedal Spindle	72mm 170 mm cranks	78mm 170 mm cranks	79.7mm 170 mm cranks	94.5mm 170 mm cranks	95mm 170 mm cranks
Pedal Spindle to Ground Clearance	111mm 170 mm cranks	114mm 170 mm cranks	116mm 170 mm cranks	116mm 170 mm cranks	116mm 170 mm cranks

Published Sizing Recommendations

Height

5 ft 4 in

5 ft 7 in

5 ft 9 in

5 ft 11 in

6 ft 1 in

6 ft 4 in

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.ribblecycles.co.uk/ribble-gravel-ti-frameset/build/#Specification