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Oil Seal 9031145021

Oil Seal 9031145021

The DUHUI Oil Seal 90311-45021 is a precision-engineered sealing component designed specifically for Toyota Vios automatic transmission applications. This oil seal features dimensions of 45 mm inner diameter, 62 mm outer diameter, and a stepped width of 11/18 mm, constructed from NBR (nitrile rubber) material in brown color, matching OE specification 90311-45021.

Specifications

ParameterValue
DH Code
Part Number90311-45021
Inside Diameter (ID)45.00 mm (1.772 inch)
Outside Diameter (OD)62.00 mm (2.441 inch)
Width11/18 mm (0.433/0.709 inch)
MaterialNBR (Nitrile Rubber)
ColorBrown
Product TypeOil Seal / Shaft Seal

Note: Dimensional data is based on available sources. This is an oil seal designed for Toyota Vios automatic transmission applications. Please verify measurements against your original part before ordering.

Important: All information on this page is for reference only. Please verify OE numbers, dimensions, and vehicle fitment against your original part before ordering. Contact us for fitment confirmation.

DH Code & OE Numbers & Reference Numbers

DH Code:

OE Numbers: 90311-45021

Reference Numbers (Interchange):

TOYOTA: 90311-45021
KOYO: 90311-45021
NOK: 90311-45021

Vehicle Fitment

TOYOTA: Vios AT

Please verify OE number, dimensions and vehicle configuration before ordering.

Product Features

  • Precision-engineered oil seal designed for Toyota Vios automatic transmission applications
  • NBR (nitrile rubber) material provides excellent resistance to transmission fluids and oils
  • 45 mm inner diameter, 62 mm outer diameter, stepped width 11/18 mm – direct OE replacement
  • Features spring-loaded lip design for consistent sealing pressure
  • Brown color for easy identification
  • Manufactured to OE specifications for reliable sealing performance and service life
  • Available for product customization – logo, code, pattern, or words can be applied to the oil seal or packaging

Installation Notes

  • Verify dimensions (ID 45 mm, OD 62 mm, stepped width 11/18 mm) against your original oil seal
  • Confirm fitment for your specific Toyota Vios model and transmission type
  • Clean the shaft and housing bore thoroughly before installation
  • Apply a thin coat of clean transmission fluid to the seal lip to prevent dry start damage
  • Use a proper seal installer tool to avoid damaging the seal lip during installation
  • Ensure the seal is installed with the correct orientation – lip facing the fluid side

About DUHUI Bearing

Manufactured by DUHUI Bearing – an automotive bearing supplier established in Zhejiang, China, in 2003. DUHUI produces oil seals and automotive components to OE specifications. Contact us

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