This new racing gear oil from Driven dominated the NASCAR Sprint Cup Series schedule in the summer of 2015, with wins in six races. It is now also available for hobby racers to run on short tracks and road courses. Driven 75W-140 Racing Gear Oil is a synthetic blend used by top race teams. It reduces operating temperatures by up to 15 degrees more than other brands. The oil also reduces friction and provides shear-stable viscosity for outstanding gear durability. By reducing friction and providing shear-stable viscosity for outstanding gear durability, this oil eliminates the pitting and scratching of gear sets and does not increase drag or reduce horsepower. Even after six hours of driving it maintains its viscosity, and extended change intervals allow it to be used race after race, while reducing temperatures by up to 15 degrees Fahrenheit more than other brands. Viscosity typical of 75W-140.