This chain’s job is pretty straightforward – it connects the transfer box output shaft to the front driveshaft, essentially transferring the power from the gearbox to get you moving, particularly when you’re in four – wheel drive. It’s a really robust, heavy – duty chain designed to handle a lot of torque. It doesn’t look like your typical bicycle chain; it’s much larger and built to withstand constant stress. Think of it like a link in a very strong chain – no pun intended! When you engage four – wheel drive, that chain kicks in. It takes the power coming from the transmission and splits it, sending it not just to the rear wheels but also up front. It's vital for getting traction in slippery conditions like snow, mud, or off – road terrain. It’s fully contained within the transfer box assembly. If this chain fails, you'll lose drive to either the front or rear wheels depending on where it breaks, immediately making your vehicle undrivable in four – wheel drive. You’ll notice if it’s starting to go because you'll hear a clunking or rattling sound coming from underneath the vehicle, especially when engaging or disengaging four – wheel drive. Ignoring that sound will eventually lead to total failure. You can find a replacement pretty easily; places like Fixparts Online often have these in stock. It's a relatively involved repair since it means taking the transfer box apart, so it's best left to someone experienced, or if you’re a confident DIYer, make sure you’ve got the proper tools and a good repair manual. Get more for your money: Chain (MPN 0AQ341125) is covered for 12 months!

About Audi

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• Audi parts are specifically designed for your vehicle, ensuring a perfect fit and optimal performance. • Using genuine Audi parts helps maintain your car’s value and original quality. • Audi parts are rigorously tested to meet high safety and durability standards, giving you peace of mind. • We offer a wide selection of parts and accessories, so you can find exactly what you need to keep your Audi running smoothly. Performance you can rely on – Audi parts from FixParts Online.