Aerodynamic Design
Designed to cut through the air with an aero design that gives you an edge on the competition.
UCI Approved Frame & Fork
Take your track game to the next level. The aero design of the DF4 is compatible with current UCI regulations, ensuring you maximise the potential of every watt you produce.
Geometry:
| Size |
|
51.5cm |
53cm |
55cm |
57cm |
59cm |
61cm |
| A |
Head Angle |
73.5 |
74.0 |
74.0 |
74.0 |
74.5 |
74.5 |
| B |
Head Tube Length (mm) |
100 |
100 |
120 |
120 |
140 |
140 |
| C |
Effective Top Tube Horizontal (mm) |
515 |
530 |
550 |
570 |
590 |
610 |
| D |
Seat Angle |
75.0 |
75.0 |
74.5 |
74.5 |
75.0 |
75.0 |
| E |
Seat Tube Length Center To Top (mm) |
460 |
487 |
505 |
505 |
530 |
530 |
| F |
Stack (mm) |
477 |
479 |
498 |
498 |
519 |
519 |
| G |
Reach (mm) |
393 |
401 |
414 |
434 |
451 |
471 |
