Log in or register to post comments 2 posts Tue, 12/10/2019 - 19:19 #1 Member for 5 years Clydie Last seen: 12/11/2019 - 12:07 Joined: 12/10/2019 - 18:56 Oil Level in A NH Roller Bar Hay Rake Hi All ,would anybody know the correct gear box oil level for a New Holland model 55 roller bar hay rake please? Thankyou. Forums Machinery & products