71 bars of 8/4 -- not four -- at 230 BPM, 2:12 of playing on crash, ride, hi-hat, snare and kick.
The beat the song is built on is one bar, played through bars 2-9 and 35 -- 23.1% of every bar the kit plays. This one moves around more than most: the beat is where to start, not the whole job.
71 bars across 7 sections: 36 keep time and 32 are silent. The longest unbroken stretch of time is bars 23-41.
230 BPM, in 8/4, with the time kept in thirty-second notes. At that speed the thirty-second notes are the whole difficulty, so the room will take it down to a quarter of it and climb back.
89 out of 100. Hard, and what makes it hard is the independence between the hands and the feet. The beat itself is 100 out of 100; the rest of the number is everything around it.
71 bars, about 2:12 at the written tempo. The course breaks it into 15 exercises over 7 sittings, about 25 minutes each.
crash, ride, hi-hat, snare and kick. Nothing in the part asks for anything else.