Musashi 12279R4611 OIL SEAL

OIL SEAL

Part number: 12279R4611 

Availability: 0

Processing: 4-5 days

Make: Musashi

4.52$
Not Available
Nissan 12279R4611 SEAL-OIL,CRANKSHAFT REAR

SEAL-OIL,CRANKSHAFT REAR

Part number: 12279R4611 

Availability: 0

Make: Nissan

20.19$
Not Available

Substitutions

EXPRESS
EXPRESS
Nissan 122795L310 SEAL-OIL,CRANKSHAFT REAR

SEAL-OIL,CRANKSHAFT REAR

Part number: 122795L310 

Availability: 307

Order now:  Dispatch 24h

Make: Nissan

24.56$
Nissan 122795L310 SEAL-OIL,CRANKSHAFT REAR

SEAL-OIL,CRANKSHAFT REAR

Part number: 122795L310 

Availability: 361

Processing: 2-3 days

Make: Nissan

21.11$
Musashi 122795L310 OIL SEAL

OIL SEAL

Part number: 122795L310 

Availability: 6

Processing: 4-5 days

Make: Musashi

9.87$
Nissan 1227901M00 SEAL-OIL

SEAL-OIL

Part number: 1227901M00 

Availability: 0

Make: Nissan

19.47$
Not Available
Nissan 122795L300 SEAL-OIL,CRANKSHAFT REAR

SEAL-OIL,CRANKSHAFT REAR

Part number: 122795L300 

Availability: 0

Make: Nissan

17.58$
Not Available
Nissan 1227958S00 SEAL-OIL,CRANKSHAFT REAR

SEAL-OIL,CRANKSHAFT REAR

Part number: 1227958S00 

Availability: 0

Make: Nissan

16.59$
Not Available
Nissan 1227985G00 SEAL-OIL,CRANKSHAFT REAR

SEAL-OIL,CRANKSHAFT REAR

Part number: 1227985G00 

Availability: 0

Make: Nissan

15.28$
Not Available
Nissan 1227975T00 SEAL-OIL,CRANKSHAFT REAR

SEAL-OIL,CRANKSHAFT REAR

Part number: 1227975T00 

Availability: 0

Make: Nissan

12.88$
Not Available
Musashi 1227958S00 OIL SEAL CRANK SHAFT RR

OIL SEAL CRANK SHAFT RR

Part number: 1227958S00 

Availability: 0

Processing: 4-5 days

Make: Musashi

12.80$
Not Available
Nissan 12279R4601 SEAL-OIL,CRANKSHAFT REAR

SEAL-OIL,CRANKSHAFT REAR

Part number: 12279R4601 

Availability: 0

Make: Nissan

12.49$
Not Available
Nissan 1227905U10 SEAL-OIL,CRANKSHAFT REAR

SEAL-OIL,CRANKSHAFT REAR

Part number: 1227905U10 

Availability: 0

Make: Nissan

10.17$
Not Available
Nissan 1227942L00 SEAL-OIL,CRANKSHAFT REAR

SEAL-OIL,CRANKSHAFT REAR

Part number: 1227942L00 

Availability: 0

Make: Nissan

7.65$
Not Available
Musashi N2159 OIL SEAL

OIL SEAL

Part number: N2159 

Availability: 0

Processing: 4-5 days

Make: Musashi

4.64$
Not Available
Musashi 1227901M00 OIL SEAL N-2187

OIL SEAL N-2187

Part number: 1227901M00 

Availability: 0

Processing: 4-5 days

Make: Musashi

4.09$
Not Available

Rear Crankshaft Oil Seal (Engine Back Seal) ️

This seal sits at the back of the engine where the crankshaft exits to meet the flywheel or flexplate. Its job is simple but critical: keep engine oil inside while the crankshaft spins at high RPM. Without a tight seal here, oil will escape and make a mess fast.

Why this seal is needed βœ…

The crankshaft rotates constantly, and oil pressure plus crankcase vapors try to push oil outward. This part creates a controlled barrier so lubrication stays where it belongsβ€”inside the engineβ€”protecting bearings and keeping the clutch/torque converter area dry.

How it works βš™οΈ

A precision rubber sealing lip rides on the crankshaft surface. A small spring keeps steady tension as the shaft turns, while the outer shell locks into the engine block or rear cover to prevent seepage around the seal body.

If it’s worn or broken

You may notice oil dripping from the bellhousing area, burning-oil smell, low oil level, or a slipping clutch (manual). Left untreated, the engine can run low on oil, leading to severe internal wear and costly repairs.

Compatible Models

  • Truck-Hardbody
  • Civilian
  • 280Zx
  • Pickup
  • Caravan/Homy
  • Silvia/Gazelle
  • Vanette
  • Urvan
  • Laurel
  • Datsun
  • Cedric/Gloria
  • Skyline
  • 200Sx
  • Urvan/King Van
  • Truck
  • Bluebird
  • Datsun Truck
  • Atlas
  • Datsun 810
  • Safari
  • Leopard/Tr-X
  • Patrol
  • Atlas/Condor
  • Pathfinder
  • King Cab
  • Vanette Largo
  • Caravan/Homy Coach
  • Vanette Truck
  • Cabstar
  • Silvia
  • Terrano