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You Need to Know: What Size Are License Plate Screws?

You will not find any car without a license plate. And license plate cannot be screwed without License Plate Screw. You can notice these screws as rusted if your car is old. For a new car, you need to install the plate and need a license plate screw.

1/4-14-3/4 inch are some of the common license plate screws to install the license plate on your car. You can find the license plate screw of varied sizes depending on your vehicle from any screw manufacturer.

Original Equipment ManufacturerLicense Plate Screw Size
AcuraM6 x 20mm
AudiM6 x 1.0 x 8-16mm
BMWM5 x 0.8 x 8-16mm
Chevrolet#14 x 3/4″
General Motors1/4″ (#14) x 3/4″
HondaM6 x 1.0 x 12-20mm
InfinitiM6 x 16mm
KiaM6 x 1.0 x 25mm
LexusM6 x 1.0 x 25mm
MazdaM6 x 1.0 x 25mm
Mercedes BenzM6 x 1.0 x 8-16mm / M5 x 0.8 x 8-16mm
Nissan and InfinitiM6 x 16mm
PorscheM6 x 1.0 x 8-16mm
Toyota1 x 0.5 x 0.5 inches

How to remove the rusted license plate screws?

If you notice rust on your license plate screws, it’s time to replace them.

Things you need:

  • Deep penetration oil
  • Screwdriver
  • Spray Bottle
  • Steel Screws
  • White Vinegar

Here are the steps to remove your rusted license plate screws:

Lubricate the screw:

  • As these screws were placed over long periods, they are prone to rust. Spraying them with deep penetration oil helps to loosen these screws easily. Let it sit for 15 minutes after spraying.
  • If the screw is still tight, add more penetration oil and wait for a while.
  • Spray the oil at the back of the plate if the screw is still tight.

Soak the rusted screw-in white vinegar

White vinegar helps remove the corrosion over the screw and loosen its grip. Pour some white vinegar to unscrew them quickly. Remove the rust using a wire brush before unscrewing them.

Impact Wrench

An impact wrench comes with a high torque that helps in removing rust and unscrewing them quickly. Greasing a corroded screw eases your task. The only limitation is that the impact wrench can damage the corroded nuts.

Replace rusted screws with a new one

Once you remove the corroded screw, it’s time to replace them with a new one. Stainless steel screws are the best deal to count on. They last longer than the other screw.

How to choose the Right Size for license plate screws?

Here are some popular car models that you may look a license plate screws for:

Ford F-150

The screw dimensions required for Toyota cars are 1/4-14-5/8 inches. SNUG Fastener Stainless Steel screws are good for Ford F-150’s license plate and other nylon or plastic holders.

They are made up of stainless steel and are corrosion-free. These are easy to fix with their slotted hex head and a 3/8″ drive socket.

For BMW cars

M5x10mm screw is a perfect choice for BMW cars. Generally, a 10mm screw is recommended. However, it can vary between 8mm to 12 mm, depending on the model of the car.

If you are looking for scratch-resistant and durable screws, stainless steel Prime Ave standard length screws are an excellent choice. This screw makes a good choice from design to manufacturing quality.


The screw with 3/4 inch length and 1/4 inch diameter is the best match for the Honda models, including motorbikes, cars, and motorcycles. These screws are durable and come with a universal fit. These are corrosion-free and come with a never-rust guarantee.

They don’t need a nylon insert as well.


You can choose between the standard and extended-length license plates for your Audi model. Prime Ave Stainless Steel License Plate screws are the perfect fit for your Audi car.  Made from 316 stainless steel, these long-lasting screws fit perfectly in most of the Audi model cars.

Two metric screws are available for the rear license plate and self-tapping screws for the front license plate.


Most of the Nissan cars are adaptable with the standard size regular license plate screw. Revolution Steel License Plate Screw is a considerable option for most Nissan car models as they are durable and high-quality stainless steel.

These screws come with a jet-black finish and zinc-plated

For Ram Truck

Usually, a 1/4-inch bolt with a -14 thread per inch pitch and a length of 0.75 inches will fit Ram Truck plates perfectly. If you are looking for the perfect license plate screw for a Ram truck, Ottospeed Rustproof License Plate screws are an undisputed choice.

They are long-lasting and come with a hex head to fit most of the plastic screw retainer vehicles. With their 316 marine-grade stainless steel, they are corrosion-free.


The standard license plate screw size varies between 8mm to 12mm for all the Chevrolet car models. Prime Ave plate screws are the best deals for Chevrolet cars as they are of high quality. They have a long-lasting life and are corrosion-free. These well-made screws are quickly fixed to the Chevrolet standard license screw size with their stainless-steel truss head.

The low profile of these screws improves the looks of your car!


RSD Never Rust OE Style screws are what you need for your Toyota car models. They usually come in 1X0.5X0.5 inches dimension. These stainless steel screws are of high quality and ensure easy fastening.

To fix these screws, you have to drill using a bigger screw first. Take the help of a plastic anchor to ensure quick fastening. Two self-tapping license plate fasteners and two standard rear license plate screws are available under RSD screws.

How to replace License Plate Screws?

There may be a time when you will need to remove or replace the license plate screws. Here is how you can do that:

To remove the screw, use a flat head screwdriver and pry out the plastic cover from its place. It should expose your existing screw and allow you to take it out with ease.

  • The first step is to remove the existing license plate screws that come with the front and back of your car.
  • If you do not get it out easily, try using a screwdriver and slowly pry out the plastic cover of your license plate. It should expose the hole where the screw lies. You may have to use some force for this purpose; do not worry, this is perfectly normal.
  • After you have removed the screw completely. Clean all the debris and dirt on the spot.
  • Place the license plate in its correct position.
  • Place your new screws through the holes on your license plate and attach it back properly. Ensure that you are attaching the right screws to their respective holes!
  • Repeat the procedure for the front license plate.

It is always best to have a spare set of screws and always check the standard size before buying a license plate screw. You should also consider buying a gadget that allows you to unscrew your license plate screws instantly in an emergency.

Frequently Asked Questions

What size is a license plate screw?

The standard size for a license plate screw is 5mm X 10mm. Some cars have smaller screws that are 3-4 mm in length and 8mm in diameter. Vehicles that have special mounting holes or extra thick plates may need longer screws, but automotive shops, in most cases, recommend the standard screw.

What type of Screwdriver do I need to take off my license plate?

Flathead screwdrivers are the best ones to count on for taking off the screws from the license plate. The screw plates of the new car are found in the console and glove box.

How to put screws on a license plate?

Place the license plate firmly. Now take a screw and pass them through the bracket. After passing the bracket, pass them through the bumper using a clockwise direction. Now match the holes in the corner with the holes in the corner of the bracket. Now Assemble the license plate.

What size are Ford license plate screws?

License Plate Screws 1/4″ (#14) X 5/8″ Ford.


For all your automotive needs, the quality of the product is equally important as it affects not only the performance but also the life of your car. It is always recommended to add the license plate screws to your car to gain better security. The above-mentioned best quality stainless steel license plate screws are available online and ensure a great look for your vehicle while giving you a high-quality product at an affordable price.

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My Name is Christopher Angels, and I am a postgraduate in mechanical engineering. Cars have always excited me as a child, and soon I decided to dive into the world of cars by pursuing mechanical engineering. I also worked as a Mechanic for over 3 years to understand Cars' anatomy and how each part contributes to its working.

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