Hindustan Motors Ltd. Supplies Goods Carrier with Simpson Engine. Hindustan Motors Ltd. Is the manufacturer of passenger cars-ambassadors, contessa and multi utility vehicles-trekker, porter and pushpak. Goods Carrier with Simpson Engine has long stroke suspension which gives the goods extra support. The Rectangular hollow chassis and the heavy-duty axle of Goods Carrier with Simpson Engine help reduce maintenance cost and making the vehicle cost-effective. It is available with 5-speed gearbox. The model name of this vehicle is RTV -Pick Up.