You should lift your pickup truck the minimum amount that will make you happy and give you what you need to accomplish your goals. If you’ll have enough clearance with a 4-inch suspension lift to fit the wheels and tires you want, or to give your ride the look you want, go with that kit. If you need a 6-inch lift kit for Chevy to meet your needs, invest in that. Larger kits are more expensive and difficult to install, so it’s best to use the smallest kit you’ll be happy with