Gear Repair from Bar’s Leaks is designed to stop leaks, reduce noise, and improve gear performance in virtually any gear system including manual gearboxes, differentials, and limited-slip axles. Gear Repair is easy to use and installs within minutes to protect the system from overheating and damage. Its unique blend of additives includes a seal conditioner, extreme pressure anti-wear agents, and a friction modifier. A performance booster includes tackifier and highly sheer-stable multigrade viscosity modifiers to help keep oil on the gears and bearings where it can lubricate. A pour point depressant also ensures flow even at low temperatures.