My current one has a curved roof...sorts sucks but we like it...sucks because we've always sit chairs up there for better viewing of races...with flat roof....views etc. not sure how it will work now. Anyway we never had any problems. Just placed old carpet down first.
2015 338RETS Eagle Premier gloss sides., king.
2012 Ram 3500, crew cab 4x4 duelly Deleted
16k miles, 530HP, 1000 +torque.