Read more: 6 Ways To Use Your Car's Tow Hitch (Besides Towing) Jacking up a semi-truck to change a tire starts with collecting the required tools and safety gear. These include a heavy-duty ...

Semi-trucks are some of the longest, biggest, and heaviest vehicles on the roads. Semi-trucks — and here's what "semi" means on a semi-truck — are wide, averaging 8.5 feet, and can reach 70 to ...