Name: 2026 Bracken Gravel Bike - 3D Printed Ti Base
Brand: Bracken

	S 52cm	M 54cm	M/L 56cm	L 58cm	XL 60cm
Stack	560mm	575mm	595mm	615mm	630mm
Reach	380mm	390mm	400mm	415mm	430mm
Stack to Reach Ratio	1.47:1	1.47:1	1.49:1	1.48:1	1.47:1
Seat Tube Length, Unknown	480mm	510mm	520mm	530mm	540mm
Top Tube Length, Effective/Horizontal Center	535.3mm	549.5mm	565mm	585.6mm	604.7mm
Top Tube Slope	10.9deg	9deg	9.9deg	10.6deg	10.8deg
Head Tube Angle	70deg	71deg	71deg	71deg	71.5deg
Seat Tube Angle	74.5deg	74.5deg	74.5deg	74.5deg	74.5deg
Head Tube Length	136.6mm	148.3mm	163.4mm	190.6mm	204.4mm
Bottom Bracket Drop	77mm	77mm	77mm	77mm	77mm
Bottom Bracket Height	284mm	284mm	284mm	284mm	284mm
Chainstay Length	415mm	415mm	415mm	415mm	415mm
Chainstay Length Horizontal	407.8mm	407.8mm	407.8mm	407.8mm	407.8mm
Front-Center	615mm	620.2mm	637mm	658.7mm	673.2mm
Front-Center Horizontal	610.1mm	615.4mm	632.3mm	654.2mm	668.8mm
Wheelbase	1017.9mm	1023.2mm	1040.1mm	1062mm	1076.6mm
Fork Offset/Rake	50mm	50mm	50mm	50mm	50mm
Fork Length (Axle-To-Crown)	395mm	395mm	395mm	395mm	395mm
Trail	78.2mm high	71.4mm high	71.4mm high	71.4mm high	68.1mm high
Mechanical Trail	73.5mm	67.5mm	67.5mm	67.5mm	64.6mm
Wheel Flop	25.1mm	22mm	22mm	22mm	20.5mm
Tire to Pedal Spindle	84mm 170 mm cranks	89.2mm 170 mm cranks	106mm 170 mm cranks	127.7mm 170 mm cranks	142.2mm 170 mm cranks
Pedal Spindle to Ground Clearance	114mm 170 mm cranks	114mm 170 mm cranks	114mm 170 mm cranks	114mm 170 mm cranks	114mm 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.

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2026 Bracken Gravel Bike - 3D Printed Ti Base

Geometry