Tradingpost has 0 used Mercedes-Benz 190Sl cars for sale in Newstead, QLD. As Australia's favourite way to buy and sell for over 50 years, Tradingpost is the trusted way to sell your current car, and find your next car at a great price! When looking to buy or sell a Mercedes-Benz 190Sl always be sure to check out the wide range listed on Tradingpost!