Low back pain, in most cases, has underlying poor use of body and sitting postures. All of the ideas here will help. For me, back rest, cruising pegs. Removed the Rivcos to get closer to the tank and yoke.
Sit upright at all times, avoid bending, specially in the morning and, let someone else perform most if not all your lifting.
Read; "Treat your own back" by Robbin McKenzie, BRO. Learn how movements and postures contribute to or relieve your back pain.