Roof Clearance Lights Purpose

And so that s why certain vehicles have little orange marker lights on the roof.

Roof clearance lights purpose.

They re a government mandated mark of shame for vehicles that are so huge. There are five lights across the roof above the windshield. Some big rig drivers get a little excessive with their trucks and trailers to make them look like rolling christmas trees. The three lights in the middle are called identification or i d lights because they indicate the vehicle is at least 80 inches wide.

The two outside lights are called clearance lights because they show the outside dimensions both vertical and horizontal of the vehicle. Thats why cab lights are also called clearance lamps i think. Cabover camper towing any kind of trailer. Cab lights glowing away.

These lights serve a specific purpose. The harness ended up being 32 and each light 5 total were 5 99 each. Yes the clearance lights on the roof of the truck is to designate that the truck is wide and shows the height of the vehical oh ya they do make the truck look a heck of alot better at night. Just a little bit of added safety.

Citation needed they may emit an amber light on any. I love the look of all the lights on. These roof mounted lights are clearance lights since the trucks they are used on a work trucks that sit higher than a normal 1 2 ton truck. I found out that ford and other ford parts dealers sell the wiring harness that came in factory trucks for clearance lights.

And you might ve also noticed that the truck has five little lights on its roof. The purpose of clearance or marker lights is so other people coming up to or going around a larger than expected vehicle know the general size of a vehicle in the dark. Also cab lights add visibility to the truck at night so other drivers can see the truck easier. This is why you see these lights on an f 150 raptor over 80 inches wide and not on a regular f 150 79 9 inches wide likely not a coincidence.

The front position lamps on any vehicle must emit white light unless the vehicle is a motorcycle which may have amber front position lamps in the us canada mexico iceland japan new zealand australia only if combined with a side marker south korea north korea vietnam china thailand cambodia laos and much of the middle east. To mark the top most outline of the truck per dot for a wide variety of overhead clearance needs. I had to make a trip to ace hardware to get the flat washers and nylock 5mm nuts for the lights.