Basically, it's what the key goes into. Inside, you've got pins and wafers – little metal bits that line up when the right key is inserted, allowing the cylinder to turn. It converts that turning motion into the action of unlocking or locking something. It’s a pretty simple idea, mechanically, but it needs to be precise. It's absolutely fundamental to security. Think of it as the first line of defense against someone getting into your car. It works with the rest of the lock assembly—the rods, latches, and so on—to physically secure things. It’s the thing that makes the locking system work. Without a functioning cylinder, you're stuck, literally. Well, if it’s failing, you’ll notice if your key is hard to turn, gets stuck, or doesn’t work at all. A worn or damaged cylinder is a security risk. Someone could potentially get into your vehicle, or you might find yourself stranded. Plus, a malfunctioning cylinder can cause all sorts of electrical issues if it’s related to the ignition. You can find replacements pretty easily – Fixparts Online has a good selection, and getting it sorted out sooner rather than later is always a good idea. It’s not something you want to put off, especially if it affects your ability to get into the vehicle. Competitive edge: Cylinder (MPN 107837064BD) includes a 12-month warranty!

About Audi

Audi is a renowned German automobile manufacturer known for its innovative engineering, luxurious designs, and cutting-edge technology, delivering premium vehicles that blend performance and sophistication.

Why Choose Audi?

• Audi parts are designed specifically for your vehicle, ensuring a perfect fit and optimal performance. • Using genuine Audi parts helps maintain your vehicle’s value and original quality. • We offer a wide range of parts, from everyday maintenance items to complex components. • Audi parts are rigorously tested to meet high standards for safety and durability, giving you peace of mind. Audi delivers excellence, FixParts Online delivers to your door.