Running my 2638 HST with FEL and loaded rear tires has been a game changer for stability, especially on uneven ground. I used to feel a slight teeter when handling heavier pallets or when the terrain got sketchy, but the weight balance now feels way more planted, definitely giving a boost in confidence during loader work. If you've been on the fence about loading the tires especially with a front end loader, it really tightens up the feel of the machine, I reco full time