The Replacement 22 mm Lug Nut for Wheel Master Wheel Liner # WM9062 is a 22mm nut, so you'll need a metric socket set with a 22mm socket. You might be able to make a 7/8" socket work, but you'd really be risking stripping the nut with the difference in size. view full answer...
The wires on your new taillights should be labeled. If they are not labeled then all you need to do is apply 12 volt power to each wire to see which function it activates. Then for the motorhome you will need to use a circuit tester and test each of the wires for the taillights while they are active. That will then let you know which wire goes where (red to red or white to black).
The reason you must test is because one light/motorhome manufacturer can use a red wire for the stop/turn... view full answer...