On road or off the beaten track, Australia’s first choice for 4×4 Suspension and Accessories is Ironman 4×4. Whether you use your 4×4 as a family vehicle or as an off road explorer, Ironman 4×4 has the products that will deliver the comfort and safety you demand. Ironman 4×4 products have been developed in the harshest proving ground in the world, Australia. Sold in more than 120 countries. For over 50 years customers have put their trust in Ironman 4×4 because Ironman 4×4 delivers quality and value for money. Ironman 4×4 products are designed in Australia and distributed throughout the world. Originally established in 1958, as a Melbourne based suspension parts manufacturer, named Jacob Spring Works. The company in 1982 took shape as JSW Parts, (short for Jacob Spring Works) to design and supply leaf and coil springs for cars, trucks, buses and 4×4 vehicles. JSW Parts soon became well known as a manufacturer and supplier of suspension parts all around the world.