They have not been very receptive to that in the past.... you can ask 'em but expect a no

ETA - why in the world would you want to run a D60? Planning to put 50" tires on it?

Anything more than a D44 with upgraded shafts if overkill and over-heavy IMO
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Warning! Do not sear the top of your neck hole in the molten lactate extract of hoofed mammals.