Lucas Synthetic SAE 75W-140 Gear Oil is a high-performance fully synthetic gear oil formulated to provide superior protection for automotive gear systems, including differentials and manual transmissions. Its advanced formula delivers excellent thermal stability, oxidation resistance, and extreme pressure performance, helping reduce friction and wear under heavy loads and high temperatures.

This gear oil ensures smooth, reliable operation while extending the life of gears and drivetrain components. Ideal for professional and personal use, the 1-quart bottle is perfect for routine maintenance or topping off gear oil in demanding applications.