Yokomo ZC-401HA 16.9mm Aluminum Ball for I-Arm

Upgrade your suspension with Yokomo's ZC-401HA aluminum ball joint, engineered for 16.9mm I-arms with enhanced durability and reduced weight. The lightweight aluminum construction minimizes unsprung mass while maintaining rigidity, improving suspension response and overall chassis dynamics. Precision-machined to eliminate play, this component delivers crisp handling feedback and consistent geometry through demanding track sessions. Perfect for competitive builders seeking every performance advantage, the ZC-401HA combines strength with efficiency. Replace plastic alternatives to experience noticeably sharper cornering and more predictable weight transfer on any surface.