We had a 2005 285RLX2 fifth wheel for 9 years. It was an excellent mid range trailer. KZ sold out a couple of years ago so I am not sure of there quality anymore.
2004 Ford F250 Super Duty 6.0 Diesel, Bilstein 4600 Shocks, 16K B&W Patriot, Michelin M&S
2014 Augusta Flex AF34RS Trailair Tri Glide pinbox,
JT Strong Arms , Bridgestone R250'S, KYB Monotube Gas shocks
Finally a smooth ride !!!