Red Line Oil's team of chemists formulate fully-synthetic oils using only the world's finest base stocks. It's not designed to be the cheapest – it's built to be the best. The world's top racing team and most discriminating enthusiasts use Red Line Oil products exclusively.
Red Line Shock Proof gear oil is designed for heavily loaded racing and street differentials that see heavy shock loading. It contains a unique solid dispersant that cushions gear teeth to help prevent breakage. Red Line Shock Proof provides the protection of a 75W250 with the fluid thickness properties of a 75W90.
Ideal for use in sprint, midget, and dirt late model differentials as well as in rearends using spools or lockers.