Backup / License Plate Light

What Are Backup & License Plate Lights?

Backup lights and license plate lights are two of the most overlooked — yet legally required — components of your vehicle's exterior lighting system. A backup light (also called a reverse light) automatically illuminates when your vehicle is shifted into reverse, alerting pedestrians and other drivers behind you while also providing a cone of white light to help you see what's directly behind the vehicle. A license plate light, meanwhile, keeps your rear plate visible in low-light and nighttime conditions — something traffic laws in all 50 states mandate. A burned-out or cracked lens in either of these assemblies is not just an inconvenience; it's a safety hazard and an invitation for a fix-it ticket.

Why Replacing These Lights Matters

Even though backup and license plate lights are small by comparison to headlights or tail lamps, they take a surprising amount of abuse. Road debris, moisture intrusion, and general wear can crack housings, fog lenses, or corrode the socket contacts over time. A dim or non-functioning backup light reduces your visibility when reversing — one of the most common scenarios for low-speed collisions. Replacing a faulty assembly with a quality direct-fit unit restores the original light output, lens clarity, and watertight seal that the factory intended.

What to Look for When Shopping

The most important factor when selecting a replacement backup or license plate light is fitment accuracy. Even a few millimeters of misalignment can prevent the assembly from seating correctly against the body panel, allowing water to enter. Look for assemblies that reference your exact year, make, and model. Beyond fit, consider:

• Lens material and UV coating – quality lenses resist yellowing and cracking over time.
• Bulb compatibility – confirm the socket type matches your existing bulb or that a compatible bulb is included.
• Corrosion resistance – sealed connectors and treated reflectors help these lights survive exposure to road splash and humidity.
• OE-match appearance – for a factory-correct repair, the lens coloration and housing shape should match the original assembly.

Top Brands in Backup & License Plate Lights

DEPO is one of the most well-established names in aftermarket automotive lighting. DEPO has been dedicated to automotive lighting development and manufacturing for over 25 years, engineering replacement assemblies with OE-level form, fit, and function. Their reflectors feature thermal-resistant materials and protective coatings designed to guard against condensation and UV degradation — a meaningful advantage for exterior lights exposed to the elements year-round.

For those who prefer OEM parts, genuine original-equipment assemblies deliver an exact match to your vehicle's factory specifications. OEM backup and license plate lights are manufactured to the same tolerances as the parts that came on your car from the factory, making them the go-to choice when originality or warranty compliance is a priority.

Keystone Automotive rounds out the category with the broadest selection of replacement lighting units available. As one of the largest aftermarket auto parts distributors in North America, Keystone carries an expansive catalog of backup and license plate light assemblies spanning a huge range of makes and models, making it easy to find a cost-effective replacement for nearly any vehicle on the road.