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Parts for your 2010 Toyota Mark x-Oil seals

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Nulon Engine Oil Stop Leak 300ml - ESL
30%OFF

Nulon Engine Oil Stop Leak 300ml - ESL

$27.30
$39
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MaxiTrac 47 Piece Tyre Repair Kit
30%OFF

MaxiTrac 47 Piece Tyre Repair Kit

$48.30
$69
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Castrol Petrol Engine Flush 300ml - 3441131
55%OFF

Castrol Petrol Engine Flush 300ml - 3441131

$12
$23
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Castrol Diesel Engine Flush 300ml - 3441133
55%OFF

Castrol Diesel Engine Flush 300ml - 3441133

$12
$23
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Nulon Radiator Stop Leak 300mL - R50
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Nulon Radiator Stop Leak 300mL - R50

$14.70
$21
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Big Wipes Heavy-Duty Wipes 80 Pack - 2420
20%OFF

Big Wipes Heavy-Duty Wipes 80 Pack - 2420

$32.80
$41
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LIQUI MOLY Engine Flush Plus 300ml - 2784

LIQUI MOLY Engine Flush Plus 300ml - 2784

$27
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Penrite Engine Flush 375ml - ADEF375

Penrite Engine Flush 375ml - ADEF375

$27
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K&N Oil Filter - HP-1008

K&N Oil Filter - HP-1008

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$35
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Penrite Radiator Flush Additive 375mL - ADRF375

Penrite Radiator Flush Additive 375mL - ADRF375

$27
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K-SEAL Ultimate Head Gasket Repair - K3501

K-SEAL Ultimate Head Gasket Repair - K3501

$102
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K&N Performance Intake Kit - HP-1003

K&N Performance Intake Kit - HP-1003

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$36
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Kelpro Oil Seal - 98663

Kelpro Oil Seal - 98663

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$45
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Rislone Rear Main Seal Repair 500ml - 44240

Rislone Rear Main Seal Repair 500ml - 44240

$38
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LIQUI MOLY Engine Oil Resealer 300ml - 2782

LIQUI MOLY Engine Oil Resealer 300ml - 2782

$29
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Showing 1 - 39 of 2223 products

2010 Toyota Mark X oil seals: what they do and when to service them

Oil seals are absolutely relevant and used on the 2010 Toyota Mark X (GRX130 series). Technical sources such as the Toyota Electronic Parts Catalogue (EPC) for GRX130, the Toyota Engine Repair Manuals for the 4GR-FSE/2GR-FSE V6 engines, and the A960E Automatic Transmission Repair Manual all specify multiple oil seals on this model, including the crankshaft front and rear main seals, camshaft housing/timing cover seals, oil pump and timing cover interface seals, transmission input/output shaft seals, differential pinion and side oil seals, and (where fitted) transfer case and axle seals. Those factory publications detail inspection and replacement procedures, confirming oil seals are standard components on this vehicle.

On a 2010 Toyota Mark X, oil seals keep engine, transmission and diff lubricants where they belong whilst keeping dust and moisture out. That protects bearings and gears, maintains oil pressure, reduces consumption, and prevents messy leaks on the driveway. With chain-driven 4GR-FSE or 2GR-FSE V6 engines and the A960E six‑speed auto, the most talked-about seals are the front crank seal (behind the crank pulley), the rear main seal (between engine and gearbox), and the transmission and diff output seals around the driveshafts. RWD models use diff pinion and side seals, AWD variants add transfer case seals.

There’s no fixed kilometre-based replacement interval in Toyota literature, oil seals are replaced on condition. As part of regular servicing, a technician should check for dampness or misting at the front of the engine, around the bellhousing, and at transmission and diff flanges. A clean underbody makes inspection easier. If leaks are present, replacement prevents oil loss and avoids fouling belts, mounts or clutch friction surfaces (where applicable).

Best practice when tackling 2010 Toyota Mark X oil seals includes:

  • Use genuine or OE-quality seals and the correct installers to avoid cocking or cutting the lip.
  • Lightly oil the seal lip (or apply specified sealant where the manual calls for it, such as timing cover corners).
  • Inspect the sealing surface for grooves and correct crankcase ventilation (PCV system) to reduce pressure that can push new seals out.
  • Combine seal replacement with related jobs: front crank seal during timing cover reseal work, rear main seal any time the transmission is out.

Age hardening is common after 10–15 years, so a 2010 vehicle may show seepage by 150–250,000 km. Addressing minor leaks early is cheaper than waiting for a drip that contaminates belts or the flexplate. Keeping oil at the correct spec and level also helps the seals live longer.

Popular questions about 2010 Toyota Mark X oil seals

What oil seals are fitted to a 2010 Toyota Mark X?

The model uses multiple seals, including front and rear crankshaft seals, cam/timing cover-related seals, oil pump-to-cover seals, A960E transmission input/output shaft seals, and differential pinion and side seals. AWD variants also have transfer case output seals. These are listed in the Toyota EPC and serviced per the engine and transmission repair manuals.

When should the oil seals be replaced?

There isn’t a scheduled interval. Replace on signs of leakage, or proactively while doing related jobs (e.g., rear main seal when the gearbox is out). Regular services should include visual checks around the crank pulley, bellhousing, transmission output and diff flanges.

Is it safe to drive with a minor oil seal seep?

Light misting can sometimes be monitored short‑term if oil levels are stable and there’s no oil on belts or hot exhaust parts. However, any worsening leak should be fixed promptly to avoid damage, mess and potential safety risks. A technician can confirm the source after cleaning and rechecking.

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