2024 Pure Bros EXPRO titanium Base

	S	M	L	XL	XXL
Stack	545mm	564mm	585mm	606mm	625mm
Reach	376mm	382mm	394mm	410mm	418mm
Stack to Reach Ratio	1.45:1	1.48:1	1.48:1	1.48:1	1.5:1
Seat Tube Length, Unknown	520mm	540mm	560mm	580mm	600mm
Top Tube Length, Effective/Horizontal Unknown	538mm	550mm	570mm	590mm	610mm
Top Tube Slope	5.1deg	4.9deg	5deg	5deg	4.9deg
Head Tube Angle	71.5deg	71.5deg	72deg	72.5deg	72.5deg
Seat Tube Angle	73.5deg	73.5deg	73.5deg	73.5deg	73deg
Head Tube Length	110mm	130mm	150mm	170mm	190mm
Bottom Bracket Drop	70mm	70mm	70mm	70mm	70mm
Bottom Bracket Height	273mm	273mm	273mm	273mm	273mm
Chainstay Length	428mm	428mm	428mm	428mm	428mm
Chainstay Length Horizontal	422.2mm	422.2mm	422.2mm	422.2mm	422.2mm
Front-Center	591.9mm	604.8mm	617.7mm	635.6mm	649.6mm
Front-Center Horizontal	587.8mm	600.8mm	613.8mm	631.8mm	645.8mm
Wheelbase	1010mm	1023mm	1036mm	1054mm	1068mm
Fork Offset/Rake	50.1mm	50.7mm	49.9mm	50.3mm	50.3mm
Trail	61.9mm mid/neutral	61.3mm mid/neutral	59mm mid/neutral	55.4mm mid/neutral	55.4mm mid/neutral
Mechanical Trail	58.7mm	58.1mm	56.1mm	52.8mm	52.8mm
Wheel Flop	18.6mm	18.4mm	17.3mm	15.9mm	15.9mm
Tire to Pedal Spindle	78.9mm 170 mm cranks	91.8mm 170 mm cranks	104.7mm 170 mm cranks	122.6mm 170 mm cranks	136.6mm 170 mm cranks
Pedal Spindle to Ground Clearance	103mm 170 mm cranks	103mm 170 mm cranks	103mm 170 mm cranks	103mm 170 mm cranks	103mm 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.finest-limited-cycles.com/news/expro-titan-rahmenset/

Geometry