trans upgrade

[dbr5010]

i have a 30rh trans in my yj .It is a 4cy what can i put in it besides the 30rh. Where is the best place to get one online

 

[Bounty__Hunter]

There's not much else that'll bolt in that's an auto and an upgrade. If it were me, I'd stay stock or install an AX5 5spd, or search for the hard to find AW4 from a 2.5L XJ or MJ. Rumor has it they existed, it would give you a very strong transmission with a 4spd OD auto.