Quick Summary:
Wheel locks are lug nuts that require a unique key for removal. Choosing the correct type and ensuring proper fitment will ensure your wheels are safer from theft.
WHAT ARE WHEEL LOCKS?
Wheel locks (also called locking lug nuts) are specially designed lug nuts that require a unique key for removal. Wheel locks look very similar to regular lug nuts. Typically, there is one wheel lock installed per wheel to help deter theft.
Unlike standard lug nuts, wheel locks use a coded pattern that only matches a specific key so it is more difficult to remove a wheel using common tools.
You usually find wheel locks on expensive wheels that are more prone to attract thieves.
Discount Tire does not stock wheel locks, however we can special order them! We can also order a replacement key if you lose yours. Give us a call and we’ll get you taken care of.
FIND MY DISCOUNT TIRE STOREHow Wheel Locks Work
Wheel locks work by using a unique pattern on their head. A matching key fits over this pattern to allow the lug nut to turn for installation and removal. This key can be fitted over a standard lug wrench.
Wheel lock patterns vary between sets so if a key is lost, specialized tools and professional service are required to remove them.
COMMON TYPES OF WHEEL LOCKS
There are a few types of wheel locks based on how the key engages with the lug nut.
- Keyed head locking nut: Most popular and common option that uses a socket (key) over the keyed head to remove or secure them.
- Spinning collar: More secure option that uses a free-spinning security sleeve over the nut to make removal with pliers or standard wrenches very difficult without a key.
- Shear head bolt: Uncommon type in the USA but usually found on newer French vehicles (Citroen, Renault, Peugeot). This type is designed to shear off if removal is attempted without a key, preventing theft. However, they tend to fail even with a proper key and can be inconvenient if an owner needs to remove the wheels after a theft attempt.
Important Note: Spline Lug Nuts vs Wheel Locks
Spline lug nuts and wheel locks are not the same thing.
A spline lug nut (sometimes called a tuner nut) is a specialized aftermarket lug nut with a narrow diameter and vertical grooves (splines) that require a specific adapter key to remove and install. However, this adapter key is easily available and therefore does not reliably deter theft as well as a wheel lock.
Spline nuts are popular with drivers who like to modify their cars, hence the “tuner nut” terminology.
The purpose of a spline lug nut is:
- A more flush, secure fit
- Reduced risk of damage to wheel and finish during install/removal
- To allow more uniform pressure
- Reduce risk of loosening due to vibration
- Minimal anti-theft deterrence
You can use wheel locks in tandem with spline lug nuts for optimal anti-theft power.
A new locking mechanism on the market is the spline lock, which look like spline lugs but utilize a locking pattern. They’re great for those in the tuner market to get the look with more theft-deterrence, or to accommodate aftermarket wheels with smaller lug holes that require a spline lug.
Want to add spline locks to your ride? Give us a call, we can special order them just for you!
ARE WHEEL LOCKS WORTH IT?
Wheel locks can be worth it if you:
- Own high-value wheels
- Live or park in risky areas
- Want peace of mind and security
- Can get additional discounts on your car insurance*
*Some Insurance providers will give you a discount on rates if you use wheel locks as they are considered an “anti-theft device.”
Wheel locks can be a little inconvenient when servicing your vehicle because access depends on not losing the key. Or, rough handling can damage the lug head or key.
Wheel locks cost anywhere from $20 and up, with premium options costing around $100. They are easily available and a quick option for better peace of mind.
However: wheel locks are a theft deterrent. They do not guarantee your wheels will not be stolen. Determined and/or experienced thieves can bypass wheel locks, either with brute force or specialized tools.
HOW TO CHOOSE THE RIGHT WHEEL LOCKS
When choosing wheel locks, it’s important to select ones with proper fit and compatibility. For best fit, consider things like:
- Thread size: Thread diameter and pitch (distance between threads).
This must match your vehicle’s wheel studs; you can find this in your owner’s manual. Common sizes include M12 and M14. - Seat type: Cone, flat, or ball. Must match your vehicle’s existing lug nut seat type.
- Key design: The complexity of the key directly corresponds to how difficult it is to duplicate.
- Material: Consider locks made from hardened steel or durable alloys that resist corrosion and tampering (like cutting tools). Lower quality locks will be made of softer metals.
- Finish: Choose a finish that matches your wheels and resists corrosion.
Two more things to consider: set quantity and brand reputation or warranty.
Most wheel locks are sold in a set of four but some premium options also include extra locks or a spare key.
Some brands are well regarded in the auto industry, especially because reputable brands include warranties to cover defects in workmanship and materials.
WHAT HAPPENS IF YOU LOSE THE WHEEL LOCK KEY?
If the key is lost, removal may require a replacement key from the manufacturer, visiting a dealership for a master key, or professional assistance to force the lock off.
FAQ
Wheel locks help deter wheel theft by requiring a unique key to remove one wheel lock lug nut per wheel.
No. They are designed to reduce risk by making removal more difficult and time consuming.
No, spline lug nuts create a tighter, more secure fit between the wheel and wheel hub. It does require a unique key to remove but it does not prevent the wheel from being dismounted like a wheel lock does.
Yes, but it typically requires specialized tools and professional service. The process may also damage your wheels.
Ready to roll?
If you have any questions or are unsure what wheels work best for you, drop in or give us a ring. We’ll get you taken care of. Buy and book online and save time in-store!
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