Peterbilt 389 Glider Driving Lights

Frequently Asked Questions About Peterbilt 389 Glider Driving Lights

Will these driving lights fit my Peterbilt 389 Glider without modification?

These lights are designed to fit the factory bumper and grille mounting points used on Peterbilt 389 Glider models. Because Glider kits can vary slightly depending on the builder and production year, we recommend checking the mounting hole spacing and bracket style listed in the product details against your truck before ordering to confirm a direct fit.

What type of bulbs or light source do these driving lights use?

Products in this category include both traditional halogen and LED options, depending on the specific light listed. LED versions typically offer longer service life and lower power draw, while halogen options are often chosen to match a more traditional look. Bulb type and wattage are listed on each individual product page so you can choose based on brightness needs and style preference.

How difficult is it to install these driving lights, and do I need to modify any wiring?

Most driving lights in this category are designed as a bolt-on replacement for the factory light location, using the existing mounting holes. Wiring connectors are often plug-and-play to match factory harness connections, though some installations may require basic wiring knowledge if you are upgrading bulb type or adding additional circuits. We recommend having a multimeter and basic hand tools on hand for installation.

Are these lights weatherproof and durable enough for daily highway use?

Driving lights sold in this category are built for exterior use and include sealed housings to resist moisture, road debris, and vibration. Housing material is typically durable plastic or metal with a weather-resistant lens, but as with any exterior lighting, we recommend periodically checking seals and connectors for wear over time, especially after exposure to harsh weather or heavy washing.

Are these driving lights legal for on-road use?

Many driving lights are intended for supplemental lighting and should be used in accordance with your state and federal lighting regulations, including proper aiming and color restrictions. Some lights may be labeled for off-road use only. Always check the specific product description for any DOT or SAE certification listed before installing on a vehicle used on public roads.