Why are most trucks and semis rear wheel drive?
Why are most trucks and semis rear wheel drive? A good rule of thumb is: the heavier the vehicle, the greater the chance it uses RWD. Most commercial vans (hey, that's us!), semi-truck, and trucks use rear wheel drive. Do You need A CDL to drive an interstate truck? Regardless of whether a truck driver operates intrastate or interstate, he or she must possess a commercial driver's license, or CDL, from the state where he or she resides. Each state establishes its own CDL requirements, but there are minimum federal standards that must be met under the Commercial Motor Vehicle...