Parts for your 2007 Subaru Legacy-Thrust bearing

2007 Subaru Legacy thrust-bearing: what it does, and when to replace it

Based on the Subaru Legacy/Outback 2005–2009 Factory Service Manual (clutch system and engine sections), the Subaru Genuine Parts catalogue, and OE clutch kit documentation from Exedy that list a release (throwout) bearing for 2007 Legacy manual models, a thrust-bearing is indeed used on a 2007 Subaru Legacy with a manual transmission. In this context it’s the clutch release (often called thrust) bearing that rides on the gearbox input shaft and acts on the pressure plate diaphragm. Automatic models don’t use a clutch release bearing, though the engine itself still has a crankshaft thrust bearing integrated into the main bearings to control end-float.

On a manual 2007 Legacy, the thrust-bearing’s job is simple but critical: it transfers pedal force smoothly to the pressure plate so gears can be selected without drama. When it’s healthy, clutch engagement is quiet and progressive. When it’s tired, it’ll chirp, whirr, or grind, and you’ll often feel notchiness or vibration through the pedal—especially when the pedal is partially pressed. Left to get worse, it can score the pressure plate fingers and contaminate the clutch with metal dust.

There’s no scheduled service interval for the bearing on its own, it’s serviced opportunistically. Best practice across Australia and New Zealand is to replace the thrust-bearing whenever the clutch is out for a disc or pressure plate change. The gearbox has to come out to access it, so it’s false economy not to do it then. Quality OE-spec bearings are inexpensive compared with the labour to pull the transmission.

• Common signs it’s due:
  • Noises that change when the clutch pedal is pressed (quiet in neutral, noisy with pedal down).
  • Rough or notchy pedal feel, or a pedal that doesn’t return smoothly.
  • Visible wear on the pressure plate fingers during inspection.
• Good workshop practice while in there:
  • Replace clutch disc, pressure plate, thrust-bearing, and pilot bearing as a set.
  • Check fork pivot, guide tube, and input shaft spline condition, lightly lube to spec.
  • Inspect rear main seal and gearbox front seal for weeps, fix before reassembly.

Driving style and use matter. Lots of stop–start or towing up and down Kiwi hills will wear the system faster. If the Legacy is approaching a clutch job or showing the tell-tales above, booking a thrust-bearing with the clutch kit will save time, money, and headaches.

Popular questions about 2007 Subaru Legacy thrust-bearings

How long does a thrust-bearing typically last?
On a well-driven 2007 Legacy manual, the thrust-bearing often lasts the life of the clutch—anywhere from 120,000 to 220,000 kilometres. Heavy traffic, frequent hill starts, or riding the pedal can bring that forward. If the clutch is out for any reason, replace the bearing regardless of how it sounds today.

What noise points to a failing thrust-bearing?
A light whirr, chirp, or growl that appears when the pedal is pressed and fades when it’s released is the classic clue. If the noise is present in neutral with the pedal up, that’s more likely the gearbox input bearing. A mechanic can isolate it quickly with a pedal-on/pedal-off test.

Can the thrust-bearing be replaced without removing the gearbox?
No. On the 2007 Legacy manual, the gearbox has to be separated from the engine to access the clutch assembly. That’s why workshops roll the thrust-bearing into any clutch job and inspect related bits like the fork, pivot, and guide tube at the same time.