Parts for your 2014 Subaru Forester-Universal joints

2014 Subaru Forester universal joints: what they do and how to look after them

Based on technical references—Subaru Factory Service Manual for the 2014 Forester (SJ), Driveline &, Axle: Propeller Shaft section, Subaru electronic parts catalogue notes for the propeller shaft, and industry databases such as Mitchell1/ALLDATA—the 2014 Subaru Forester is fitted with universal joints (U‑joints) on its two‑piece propeller shaft, together with a centre support bearing. The front and rear drive axles use constant‑velocity (CV) joints, but the prop shaft that sends drive to the rear differential relies on U‑joints. Subaru documents also note the U‑joints on this model are typically non‑serviceable/staked, meaning they aren’t supplied as individual OEM service parts.

On the Forester, U‑joints allow the propeller shaft to transmit torque at varying angles as the drivetrain and suspension move. That keeps Subaru’s Symmetrical AWD smooth and reliable whether it’s commuting, towing a small trailer, or heading down a gravel track. When U‑joints wear, owners may notice a driveline vibration at certain speeds, a clunk taking up drive (D to R or on/off throttle), or a chirp/squeak that changes with road speed.

Servicing is mostly about inspection. During routine servicing (every 15,000 km or annually), a technician should check for free play at the front and rear U‑joints, look for rust‑coloured dust around the bearing caps, confirm the centre bearing rubber isn’t torn, and verify the prop shaft bolts are tight. The Forester’s OEM U‑joints are sealed and not greaseable, so there’s no regular lubrication task. If any looseness or binding is found, the recommended OEM path is replacement of the complete propeller shaft assembly. Some driveline specialists can press in quality aftermarket U‑joints and rebalance the shaft, but that requires proper tooling and balancing to avoid vibration.

Left too long, a failing U‑joint can damage the centre bearing or rear differential pinion seal. If the vehicle does frequent water crossings, beach work, or towing, it’s smart to shorten inspection intervals and listen for early warning signs.

• Typical symptoms: vibration under load, clunk on take‑up, chirping at low speeds, visible play at the joint.
• Best practice on replacement: mark flange orientations, keep the two‑piece shaft phased, and check centre bearing preload/alignment.
• Expectations: many last well past 150,000–250,000 km with gentle use, harsh conditions can shorten that.

Does a 2014 Subaru Forester have universal joints?

Yes. The Forester’s front and rear axles use CV joints, while the propeller shaft uses U‑joints and a centre support bearing. This layout is confirmed in the Subaru service manual and parts catalogue for the SJ‑series Forester.

Can the U‑joints be replaced on their own?

OEM guidance treats the U‑joints as non‑serviceable (staked) and supplies the propeller shaft as a complete unit. However, reputable driveline shops can often replace the joints and rebalance the shaft using quality aftermarket parts. Proper phasing and balance are critical.

What are the signs my Forester’s U‑joints are worn?

Common signs include a speed‑related vibration, a clunk when shifting between reverse and drive or on/off throttle, and a rhythmic chirp or squeak that follows road speed. Any detectable play at the joint during inspection means it’s time for replacement.