GM 3814280 Rear Axle Shaft Oil Seal – 1933–1963 Chevy, GMC, Pontiac – NOS

Description:

🔧 Product Overview: GM 3814280 Rear Axle Shaft Oil Seal

• Part Number: 3814280

• Type: Rear Axle Shaft Oil Seal

• Group Number: 5.822

• Material: Leather or rubber seal with metal reinforcement

• Function: Seals the rear axle shaft to prevent gear oil leakage from the differential housing

• Placement: Outer ends of the rear axle housing

• Country of Origin: USA

• Condition: New Old Stock (NOS) in original GM packaging

• Cross References:

  • National 5801

  • Fel-Pro S2729

  • Trautner AK385

  • Supersedes GM #592441 and #369978

🚗 Confirmed Vehicle Applications

This seal fits a wide range of vintage GM vehicles from the 1930s through the early 1960s.

✅ Chevrolet

• Master (1933–1936)

• Master Deluxe (1937–1940)

• Commercial Series (1933–1942)

• Pickup (1946–1959, ½-ton except P/Trac)

• Pickup Series 10 (1960–1962)

• Pickup Series 10 4WD – 1st Series (1963)

✅ GMC

• Truck (1955–1956, 1961–1962) – Models J, X, Y

• H033, H035 axle configurations

✅ Pontiac

• 6- and 8-cylinder models (1933–1936)

This part is ideal for restorers working on early GM trucks and cars with closed rear axle systems.