Bianchi Infinito Launch Edition ULTEGRA DI2

An all-round road bike from 2026, made in 3 sizes from 53 to 57.

Size

Stack 584 mmReach 377 mm

Geometry

Bianchi Infinito Launch Edition ULTEGRA DI2 geometry by frame size
Size
Fit
Stack (mm)How high the front sits	566	584	600
Reach (mm)How far forward the bars start	373	377	382
Stack ÷ reach Higher = more upright	1.52	1.55	1.57
Top tube (effective) (mm)Horizontal top-tube length	535	550	560
Seat tube angle Saddle position over the pedals	74°	73.5°	73.5°
Seat tube length (mm)Frame size reference	480	500	520
Head tube length (mm)Front-end height	150	165	180
Handling
Head tube angle Steeper = quicker steering	71°	72°	72.5°
Fork offset (mm)Fork rake	42	42	42
Trail (mm)More = steadier steering	72	66	63
Wheelbase (mm)Longer = more stable	1003	1003	1008
Chainstay (mm)Shorter = snappier	422	422	422
BB drop (mm)More = lower centre of gravity	73	73	73
BB height (mm)Pedal clearance in corners	263	263	263
Front centre (mm)Room for your toes	592	592	597

Underlined values are calculated by BikeLens. A dash means the brand doesn't publish it.

Between race and comfort. A good fit for sportives, club rides and fast days out.

Size 55 is more upright than 95% of the 218 road frames we track.

The closest road frames from other ranges, against size 55 here.

Bikes with a similar fit, compared with size 55 of this bike
Bike	Size	Stack	Reach
Specialized Roubaix SL8 - Shimano Tiagra2027Stack +1 mm, reach +4 mm	54	+1 mm	+4 mm
Trek Domane AL 2 Gen 42026Stack +7 mm, reach same	56	+7 mm	same
Kross ALTA 2.02026Stack +4 mm, reach +7 mm	L	+4 mm	+7 mm
Giant Contend AR 12026Stack −10 mm, reach +3 mm	M	−10 mm	+3 mm
Cervelo Caledonia2026Stack −4 mm, reach +10 mm	56	−4 mm	+10 mm
Merida SCULTURA ENDURANCE GR 2002026Stack same, reach +3 mm	MD	same	+3 mm

These builds share this exact geometry, so they fit the same.