Marks 4WD is Australia’s leading manufacturer of advanced engine and transmission conversion kits for 4WD vehicles. Established in Melbourne in 1979, the company has earned global recognition for its high-quality, precision-engineered solutions – exporting to markets across the USA, South Africa, Europe, and beyond.

With a strong focus on innovation and continuous R&D, Marks 4WD is trusted by serious 4WD enthusiasts seeking reliable, performance-driven upgrades tailored to Australian conditions and a wide range of off-road vehicles.