Because Crush’s Coaster does not always use the standard Disney Premier Access line in the same way other rides do, checking the wait times on the official app the moment the park opens is your best bet for a shorter wait.
Every crusher moves on a predictable beat. Spend your first few runs not trying to survive, but simply watching each crusher type. Red crushers close every 1.5 seconds. Yellow crushers have a 3-second hold, then snap shut instantly. crushscoastergame.com