Navara D22 Front Torsion BarsDESCRIPTION Ironman Torsion Bars are thicker than standard torsion bars fitted as original equipment. Original equipment torsion bars are designed to carry the weight of the vehicle as designed by their manufacturer. The adjustment incorporated in torsion bar vehicles is not intended to be used to compensate for carrying additional load. Additional 4x4 accessories such as a bull bar, winches and dual battery kit places enormous stress on standard