Parts for your 2018 Subaru Outback-Thrust bearing

2018 Subaru Outback thrust bearing — relevant or not?

Short answer: for most 2018 Subaru Outback models sold in Australia and New Zealand, a separate “thrust bearing” isn’t a service part you’ll ever buy or replace. Subaru’s own technical literature backs this up. The 2018 Outback petrol range runs a Lineartronic CVT (TR580 for 2.5i, high‑torque TR690 for higher output), so there’s no manual clutch — and therefore no clutch release/thrust bearing to service. That’s clear from the 2018MY Subaru Service Manual (Transmission: CVT General Description) and Subaru’s market specifications for the 2018 Outback, which list CVT across the mainstream petrol variants. The parts catalogues for these models also show no clutch release components on CVT cars.

There is a thrust bearing inside the engine, but it’s part of the crankshaft main bearing assembly (documented in the Engine Mechanical section for FB25/FA engines: Crankshaft and Bearings). It controls crankshaft end‑float and isn’t a stand‑alone “thrust bearing” you’d select when ordering routine service parts. Likewise, the CVT contains internal thrust elements, but they’re deep inside the unit and not serviced separately in normal maintenance.

• No manual clutch on petrol 2018 Outback models with CVT, so no clutch thrust/release bearing to replace.
• Engine thrust function is integrated into the main bearings, not a scheduled service item.
• Any thrust components inside the CVT are internal and handled during a full transmission overhaul, not routine servicing.

What should an owner do if they’re chasing noises they think are “thrust bearing” related? On these cars, a whirring or growl at idle usually points elsewhere: accessory pulleys, the torque converter/CVT, or wheel bearings. End‑float concerns (true thrust issues) are rare and would be measured by a technician as per the service manual procedure. The best prevention is sticking to the correct Subaru‑spec CVT fluid intervals, quality engine oil, and prompt attention to any unusual vibrations or noises.

FAQs

Does a 2018 Subaru Outback have a thrust bearing?
Not as a separate, serviceable clutch part on petrol CVT models. The crankshaft uses an integrated thrust bearing within the main bearings, and the CVT has internal thrust elements, but neither is a routine replacement item.

Is there a clutch release/throwout bearing on my 2018 Outback?
On petrol CVT models, no — there’s no manual clutch to require a release (thrust) bearing. If your vehicle is a rare manual‑trans variant (more common in earlier diesel models), that setup would use a release bearing.

What should be checked if I suspect a “thrust bearing” noise?
Have a technician rule out pulley bearings, CVT/torque converter noises, and wheel bearings first. True crankshaft end‑float issues are diagnosed by measurement against the limits published in the Subaru service manual.