News

FREE SHIPPING ON ORDERS OVER $100

Your cart is empty

Add order note

KCK infographic explaining how to choose the right differential gear oil by viscosity, GL rating, LSD requirements, gear design and application.

Can You Put Any Gear Oil in Your Differential?

It says “gear oil” on the bottle. How wrong could you go? More wrong than you think. Discover why viscosity, GL-4, GL-5, LSD requirements, gear design and manufacturer specifications matter when ch...

Customer Satisfaction Guarantee

A Noticeable reduction in wear or we will give you $100 store credit! We are that confident in our products, KCK Lubricants Guarantees a noticeable reduction in wear when using any of our oil products, if you are not satisfied we will give you a store credit of $100

KCK Guarantee

Stay up-to-date

Why Does Gear Oil Get So Hot?

Free shipping

Free shipping on orders over $100

Get 10% off

News

Can You Put Any Gear Oil in Your Differential?

Customer Satisfaction Guarantee

Can You Put Any Gear Oil in Your Differential?

How Often Should You Change Your Differential Oil?

Why Does Gear Oil Get So Hot?