Cannondale SystemSix Hi-MOD Dura-Ace Di2

A race-focused road bike from 2024, made in 5 sizes from 47 to 58.

Size

Stack 540 mmReach 386 mm

Geometry

Cannondale SystemSix Hi-MOD Dura-Ace Di2 geometry by frame size
Size
Fit
Stack (mm)How high the front sits	500	520	540	560	580
Reach (mm)How far forward the bars start	375	381	386	392	398
Stack ÷ reach Higher = more upright	1.33	1.36	1.40	1.43	1.46
Top tube (effective) (mm)Horizontal top-tube length	514	529	544	560	576
Seat tube angle Saddle position over the pedals	74.5°	74.1°	73.7°	73.3°	72.9°
Seat tube length (mm)Frame size reference	385	433	482	530	553
Head tube length (mm)Front-end height	88	114	128	149	172
Standover (mm)Clearance when you stop	680	723	762	798	821
Handling
Head tube angle Steeper = quicker steering	71.2°	71.2°	73°	73°	73°
Fork offset (mm)Fork rake	55	55	45	45	45
Trail (mm)More = steadier steering	58	58	57	57	57
Wheelbase (mm)Longer = more stable	974	989	975	987	1000
Chainstay (mm)Shorter = snappier	405	405	405	405	405
BB drop (mm)More = lower centre of gravity	79	74	72	72	69
BB height (mm)Pedal clearance in corners	257	262	264	264	267
Front centre (mm)Room for your toes	582	595	581	593	605

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

A low, stretched position built for speed. Suits flexible riders who like to ride fast.

Size 54 is lower and longer than 79% of the 218 road frames we track.

The closest road frames from other ranges, against size 54 here.

Bikes with a similar fit, compared with size 54 of this bike
Bike	Size	Stack	Reach
Trek Émonda SL 52024Stack +1 mm, reach same	54	+1 mm	same
Trek Madone SLR 6 Gen 72024Stack +1 mm, reach same	54cm	+1 mm	same
Cervelo S52026Stack +2 mm, reach −2 mm	54	+2 mm	−2 mm
Cube Litening Aero C:68X Race2026Stack +2 mm, reach +3 mm	54	+2 mm	+3 mm
Specialized S-Works Tarmac SL8 LTD - Red Bull TdF2026Stack +4 mm, reach −2 mm	54	+4 mm	−2 mm
Cervelo R52026Stack +5 mm, reach −3 mm	54	+5 mm	−3 mm