You could check Motorhome Magazine's 1997 Dinghy Lists, and cross reference to your owner's manual. The OM, and contacting the manufacturer, are the gospels on whether you can tow it 4 down, or not.
Mike. Comments are anecdotal or personal opinions, and worth what you paid for them.
2018 (2017 Sprinter Cab Chassis) Navion24V + 2016 Wrangler JKU (sold @ ????)
2016 Sunstar 26HE, V10, 3V, 6 Speed (sold @ 4600 miles)
2002 Roadtrek C190P (sold @ 315,000kms)
