SuperPro Replacement Bush Kit for Front Upper Fixed Offset Control Arm TRC6710 Lotus Elan S4 sprint DHC. Upgrade your 4WD with a SuperPro 4x4 Control Arm! Gain extra clearance, articulation, correct alignment and install a stronger control arm designed for harsh off road conditions. Lifetime Warranty Enhances your 4WD's handling and performance Designed to solve alignment issues when you lift your 4WD Approved Nationally VSB 14 Compliant (ADR compliant) High quality, form factor welding and assembly High grade Steel, for increased strength For every inch a vehicle is raised the vehicles geometry is permanently changed, causing alignment issues. If a lift kit is installed, then a control arm should also be installed to solve alignment issues. SuperPro's 4WD control arms are manufactured, tested and designed in Australia, ensuring high quality development and manufacturing with local reliable resources. SuperPro 4WD control arms are built to meet the high quality requirements set by SuperPros Q&A team; designed to outperform both competitor and OE products. Following our business motto "Engineered to Outperform", SuperPro exceeds many design expectations and has been certified as such.