2026 Ribble Cycles Ultra-Grit Base

	XS	SM	MD	LG	XL
Stack	526mm	545mm	562mm	588mm	607mm
Reach	386mm	394mm	404mm	410mm	417mm
Stack to Reach Ratio	1.36:1	1.38:1	1.39:1	1.43:1	1.46:1
Seat Tube Length, C-T	470mm	490mm	510mm	530mm	550mm
Top Tube Length, Effective/Horizontal HT Top	522mm	550mm	570mm	585mm	602mm
Top Tube Slope	8deg	8deg	7.6deg	8.1deg	8deg
Head Tube Angle	70.5deg	71.5deg	71.5deg	72deg	72deg
Seat Tube Angle	75.5deg	74deg	73.5deg	73.3deg	73deg
Head Tube Length	105mm	125mm	145mm	170mm	190mm
Bottom Bracket Drop	70mm	67mm	65mm	65mm	65mm
Bottom Bracket Height	286mm	289mm	291mm	291mm	291mm
Chainstay Length	430mm	430mm	430mm	430mm	430mm
Chainstay Length Horizontal	424.3mm	424.8mm	425.1mm	425.1mm	425.1mm
Front-Center	605mm	610mm	626mm	637mm	648mm
Front-Center Horizontal	600.7mm	606.3mm	622.9mm	632.9mm	644.9mm
Wheelbase	1025mm	1031mm	1048mm	1058mm	1070mm
Fork Offset/Rake	50mm	50mm	50mm	50mm	50mm
Trail	73mm high	66.4mm high	66.4mm high	63.1mm mid/neutral	63.1mm mid/neutral
Mechanical Trail	68.8mm	63mm	63mm	60mm	60mm
Wheel Flop	23mm	20mm	20mm	18.5mm	18.5mm
Tire to Pedal Spindle	84mm 165 mm cranks	84mm 170 mm cranks	100mm 170 mm cranks	108.5mm 172.5 mm cranks	119.5mm 172.5 mm cranks
Pedal Spindle to Ground Clearance	121mm 165 mm cranks	119mm 170 mm cranks	121mm 170 mm cranks	118.5mm 172.5 mm cranks	118.5mm 172.5 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.ribblecycles.co.uk/ribble-ultra-grit/

Geometry