	45	48	51	54	57	60
Stack	501mm	501mm	522mm	557mm	588mm	612mm
Reach	381mm	386mm	385mm	385mm	385mm	403mm
Stack to Reach Ratio	1.31:1	1.3:1	1.36:1	1.45:1	1.53:1	1.52:1
Seat Tube Length, C-T	450mm	480mm	510mm	540mm	570mm	600mm
Top Tube Length, Effective/Horizontal Unknown	515mm	525mm	540mm	550mm	565mm	590mm
Top Tube Slope	7.6deg	4.3deg	3.6deg	4.2deg	4.5deg	3.8deg
Head Tube Angle	72.5deg	72.5deg	72.5deg	73deg	73deg	73deg
Seat Tube Angle	75deg	74.5deg	73.5deg	73.5deg	73deg	73deg
Head Tube Length	95mm	95mm	120mm	155mm	190mm	215mm
Bottom Bracket Drop	72mm	72mm	70mm	70mm	68mm	68mm
Bottom Bracket Height	267mm	267mm	269mm	269mm	271mm	271mm
Chainstay Length	415mm	415mm	415mm	415mm	415mm	415mm
Chainstay Length Horizontal	408.7mm	408.7mm	409.1mm	409.1mm	409.4mm	409.4mm
Front-Center	568mm	573mm	579mm	585mm	595mm	620mm
Front-Center Horizontal	578.3mm	583.3mm	590mm	596mm	606.6mm	631.6mm
Wheelbase	987mm	992mm	999mm	1005mm	1016mm	1041mm
Fork Offset/Rake	45mm	45mm	45mm	45mm	45mm	45mm
Fork Length, Unknown	371mm	371mm	371mm	371mm	371mm	371mm
Trail	59.7mm mid/neutral	59.7mm mid/neutral	59.7mm mid/neutral	56.6mm mid/neutral	56.6mm mid/neutral	56.6mm mid/neutral
Mechanical Trail	56.9mm	56.9mm	56.9mm	54.1mm	54.1mm	54.1mm
Wheel Flop	17.1mm	17.1mm	17.1mm	15.8mm	15.8mm	15.8mm
Tire to Pedal Spindle	59mm 170 mm cranks	64mm 170 mm cranks	70mm 170 mm cranks	76mm 170 mm cranks	86mm 170 mm cranks	111mm 170 mm cranks
Pedal Spindle to Ground Clearance	97mm 170 mm cranks	97mm 170 mm cranks	99mm 170 mm cranks	99mm 170 mm cranks	101mm 170 mm cranks	101mm 170 mm cranks

	45	48	51	54	57	60
Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	28mm	28mm	28mm	28mm	28mm	28mm
Tire Width Max	30mm	30mm	30mm	30mm	30mm	30mm
Tire Outer Diameter	678mm	678mm	678mm	678mm	678mm	678mm
Bike Length with Tires	1665mm	1670mm	1677mm	1683mm	1694mm	1719mm

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

2026 Austro-Daimler Ultima Graz Base

Geometry