My dad used to tow his 25 Parker with a 1500 and now tows a 28ft diesel boat with a 1500. I wouldn’t hesitate to tow a 25 Parker with a 1500 with a trailer that’s set up rite. Would you be better off with a 2500? Yes of course
Oh and pulling it out of ramps in 4 low you barely know the 28 is...