My splits are the same both on and off the season. But on the season I raise up the reps. Usually I don't use more than 8 reps. usually 8, 6, 4, and sometimes 2 in the off-season. In the Precontest I do 25, 20, 16, 14, 12 reps.
And I work 6 days on 1 day off.
Mon: Back / Rear Delts
Tues: Chest / Biceps
Wed: Quads / Hams
Thurs: Shoulders - Delts / Triceps
Fri: (re-start the cycle)
Sun: Off