Quote:
Originally Posted by rabosi
I think Himalaya is right. In post #11 Patrick show a caliper measurement for the 2025 to be 53.67mm. I did a rough comparison measurement from the photo on page one and it seems like the diameter for the 1717 is around 45mm (+/- 1 maybe?).
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That measurement is on the end cap, the o.d. of the fins will be quite a bit larger. The 1717 (1.7 diameter rotor) will need to be
at least .2 inches larger or about 5mm than a 15 series (1.5 diameter rotor), and more yet if they pack more/larger windings in there.