If you have a four-wheel drive vehicle, keeping it in good condition is important. You should regularly check your oil, brakes, and other parts to ensure everything is in working order. Check differential fluid Differential fluid is an important part of your vehicle’s performance. It helps lubricate the gears, maintains a proper distance between the front and rear wheels, and increases stability. If you don’t change your differential fluids regularly, you can face costly mechanical problems. Changing your differential fluids is also a good way to prevent premature gear wear. Differential fluid is a thick, heavy oil that is similar in appearance to engine oil. Differential fluid is used to…