ltr 450 tires mx

hey guys i have recently fallen off my ltr 450 and destroyed the front rims :damnit: and really need some help finding some aftermarket rims that are as close to the stock rims as possible with the offset and size due to my trailer only size just being wide enough for the bike please and thank...

i wanna hear some of your opinions from yall about what 18in mx tires hook up really good. i do a lot of drag racing in loose dirt and i only weigh 135 so hookin up is a liitttllle bit of an issue haha. i wanna know if any of the aftermarket tires out there that come in 18s are good for hookin...