@solved_science on Instagram: "This is how some wheels are greased for maximum performance: technicians apply high-quality lubricants directly into wheel bearings using specialized tools that ensure even distribution without overfilling. First, the wheel assembly is cleaned to remove old grease and contaminants. Then, a grease gun or injection system delivers the appropriate amount of lubricant—often synthetic or lithium-based—into the bearing housing. This reduces friction, minimizes wear, and