Parts for your 2017 Subaru Legacy-Driveshafts

Understanding Driveshafts on the 2017 Subaru Legacy

The 2017 Subaru Legacy is known for its reliable performance and all-wheel-drive system, making it a popular choice for Aussies who need a vehicle that can handle a variety of road conditions. When it comes to the vehicle's drivetrain, understanding whether the Legacy uses driveshafts is key to grasping how power gets from the engine to the wheels.

In the case of the 2017 Subaru Legacy, driveshafts are indeed a relevant and essential component. Subaru's signature Symmetrical All-Wheel Drive (AWD) setup means that power is delivered to all four wheels, which requires components to transfer that power effectively. Driveshafts play a critical role in this process, connecting the transmission and differential to the wheels, especially the rear wheels in an AWD configuration. Simply put, without driveshafts, the Legacy would struggle to move power between its transmission and driven wheels.

Driveshafts are essentially rotating shafts that deliver torque from the engine to the wheels, allowing the car to move. In AWD systems like the one in the Legacy, there are typically two main driveshafts: one fixed and one or more sliding driveshafts that accommodate suspension movement while keeping power flowing smoothly. This design helps keep the vehicle stable and responsive on all types of terrain, from muddy backroads to smooth highways.

For owners of a 2017 Subaru Legacy, a solid understanding of driveshaft maintenance and replacement advice can save a lot of hassle down the track. Driveshafts work in a tough environment. They have to cope with constant rotation, changes in angles due to suspension travel, and exposure to dust, water, and sometimes road debris. Over time, this wear and tear can lead to issues such as vibrations, clicking noises, or even the dreaded loss of power transmission to one or more wheels.

Regular inspections are the best way to catch any early signs of driveshaft trouble. Checking for torn or damaged CV (constant velocity) boots is a simple and effective step. These boots protect the joints at the end of the driveshafts from dirt and moisture. If these boots split or crack, grease leaks out and contaminants get in, leading to joint wear or failure. Any unusual noises when turning or accelerating could also point to driveshaft problems.

If contaminants have caused damage or if a driveshaft has become bent or worn, replacement might be necessary. It's important to use OEM (original equipment manufacturer) parts or equivalent quality components when replacing a driveshaft on a Subaru Legacy. This ensures the new driveshaft will match the precise engineering and performance standards of the original parts, maintaining the vehicle's excellent AWD function and ride comfort.

When servicing the driveshafts, mechanics typically check for play or looseness in the joints, inspect boots, and look closely at the shaft for any signs of corrosion or damage. Lubrication isn't usually needed for the driveshafts themselves since the CV joints are sealed units, but keeping those boots intact makes all the difference. In some cases, the entire driveshaft assembly may be replaced rather than attempting repairs, simply due to how integrated and sealed these parts are.

Ignoring driveshaft maintenance can lead to more serious issues, such as drivetrain vibrations that make the car uncomfortable to drive or even drivetrain failure, which could cause the vehicle to become undrivable. Paying attention to early signs and servicing driveshafts as part of the regular maintenance schedule will not only extend the life of the component but also keep the Subaru Legacy driving smoothly and safely.

So for anyone driving a 2017 Subaru Legacy, driveshafts are very much part of the drivetrain story. Their job is to keep power flowing from the engine to all four wheels effectively. Keeping them in good condition with regular checks and replacements as needed will help preserve that legendary Subaru AWD experience that so many drivers appreciate. It's a smart move to chat to your trusted mechanic about driveshaft care during your next service to ensure your Legacy stays in top shape on every adventure.