If you have a pickup truck that weighs 4000 pounds when it was you you are modifying it to increase its ground clearance clearance when you are finished what happens. The truck capacity is 14000 to 30000 lbs. How Much Does A Truck Weigh Used 2018 RAM 1500 Night Crew Cab 4WD for sale - 33990 - 46363 mi with Alloy Wheels Bluetooth Backup Camera Remote Start Heated SeatsCertified Pre-Owned. . You will no longer be required to have a rear. With 4000 pounds most cars are termed to be heavy enough to withstand harsh conditions and provide a comfortable ride. If you have a pick-up truck that weighed 4000 pounds when it was new. When you are finished. There are several pickup truck classifications and they are all based on the weight of pickup trucks. Further explanation The gross weight average of a small pickup truck is between 5000 and 7000 pounds. Popular brands like Ford Chevy Toyota Honda and more each have ...