L-arms are primarily utilized on which type of towing equipment?

L-arms are primarily utilized on wheel lifts, which are designed to elevate the wheels of a disabled vehicle off the ground for towing. This mechanism allows for a secure and stable towing process, especially in situations where the vehicle needs to be transported without further damage. Wheel lifts are commonly employed in towing operations because they provide the ability to lift the front or rear of a vehicle, depending on whether the vehicle is front-wheel or rear-wheel drive.

In the context of other equipment options, car carriers transport entire vehicles with their wheels on a flatbed, making L-arms unnecessary. Tow dollies are used to support the front wheels of a vehicle while the rear wheels remain on the ground, requiring different types of support mechanisms rather than L-arms. Slings, on the other hand, are used to wrap around vehicles for towing and do not utilize L-arms in their operation. This focuses on the unique function of wheel lifts, which enhances their effectiveness in towing by offering a specialized design that incorporates L-arms for vehicle support.