Advanced Transgold Rear Spring Bush Kit (SK200) specifically engineered for Nissan Navara D40 models from 2005 onwards. These precision-manufactured bushes deliver superior vibration isolation while maintaining optimal leaf spring alignment and articulation. Constructed from high-density polymer compounds for exceptional resistance to compression set and environmental degradation in demanding Australian conditions. Ensures proper load distribution and suspension geometry, effectively restoring factory ride quality with enhanced durability over OEM components for extended service life under varied loading conditions.