oil types Home › Forums › Tractors – John Deere 30 Series › oil types This topic has 1 reply, 1 voice, and was last updated 10 years, 5 months ago by admin. Viewing 2 posts - 1 through 2 (of 2 total) Author Posts June 14, 2014 at 11:03 pm #1593 adminKeymaster greenhornet Discussion Member Posted: 4/09/2007 10:37 PM Reply oil types What kind of engine and tranny oil should I run in a 730 gas? June 14, 2014 at 11:03 pm #1594 adminKeymaster Jd2cylman Discussion Member Posted: 8/23/2009 10:48 PM Reply RE: oil types As in owners manual. 10W30 for engine and 80W90 for trans. Author Posts Viewing 2 posts - 1 through 2 (of 2 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In