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Toyota 12321-31100 Mount Bracket

2006-2013 Toyota 1232131100

Customer Questions & Expert Answers (3)
12321-31100 Toyota Mount Bracket Illustration 1 of 1
  • Part Description
    Bracket, Engine Mounting, Rear
  • Part Name Code
    12321A
  • Comment
    (FOR TRANSVERSE ENGINE)
  • Position
    Rear
  • Replaces
    12321-0P030
  • Manufacturer
    Toyota
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  • Related Parts
  • Specifications
  • Fitment
  • Q&A
  • Product Specifications

    BrandGenuine Toyota
    Part Name Code12321A
    Manufacturer Part Number12321-31100
    Part DescriptionMount Bracket; Bracket, Engine Mounting, Rear
    Item Dimensions11.5 x 6.9 x 5.2 inches
    Item Weight3.30 Pounds
    PositionRear
    ConditionNew
    Fitment TypeDirect Replacement
    Replaces12321-0P030
    ManufacturerToyota
    SKU12321-31100
    WarrantyThis genuine Toyota part is covered by warranty.
    Shipping & ReturnShipping Policy Return Policy
    Warning: California's Proposition 65
  • Vehicle Fitment

    Year Make Model Trim & Engine Important vehicle option details
    2008-2013 Toyota HighlanderGrande, Limited, Medium, Sport, STD|4 Cyl 2.7L, 6 Cyl 3.3L, 6 Cyl 3.5L1ARFE, 2GRFE, 2GRFXE, 3MZFE; ASU40L-ARTNKA, ASU40L-BRTNKA, GSU40L-ARAGKA, GSU40L-ARAMKA, GSU40L-ARANKA, GSU40L-ARASKA, GSU40L-BRAGKA, GSU40L-BRAMKA, GSU40L-BRANKA, GSU40L-BRASKA, GSU45L-ARAGKA, GSU45L-ARAMKA, GSU45L-ARANKA, GSU45L-ARASKA, GSU45L-BRAGKA, GSU45L-BRAMKA, GSU45L-BRANKA, GSU45L-BRASKA, GVU48L-BRXGKA, GVU48L-BRXNKA, MHU48L-BRXMKA, MHU48L-BRXNKA
    2006-2010 Toyota SiennaCE, LE, XLE|6 Cyl 3.3L, 6 Cyl 3.5L2GRFE, 3MZFE; GSL20L-PFADKK, GSL20L-PFAEKA, GSL20L-PFAEKK, GSL20L-PFAQKA, GSL20L-PFAQKK, GSL20L-PRADKK, GSL20L-PRAEKA, GSL20L-PRAEKK, GSL20L-PRAQKA, GSL20L-PRAQKK, GSL23L-SBADKA, GSL23L-SBADKK, GSL25L-PFADKK, GSL25L-PFAEKA, GSL25L-PFAEKK, GSL25L-PFAQKA, GSL25L-PFAQKK, MCL20L-PFADKK, MCL20L-PFAEKA, MCL20L-PFAEKK, MCL20L-PFAQKA, MCL20L-PFAQKK, MCL20L-PRADKK, MCL20L-PRAEKA, MCL20L-PRAEKK, MCL20L-PRAQKA, MCL20L-PRAQKK, MCL23L-SBADKA, MCL23L-SBADKK, MCL25L-PFADKK, MCL25L-PFAEKA, MCL25L-PFAEKK, MCL25L-PFAQKA, MCL25L-PFAQKK
  • Customer Questions & Expert Answers

    Q:
    Does it fit my car?
    A:
    You can Select Your Vehicle to check if 12321-31100 fits your vehicle.
    Posted and answered by Toyota Parts Specialist Curt
    Q:
    What should be done regarding the Engine Mount on the 2009 Toyota Highlander? Posted by Takeo O.
    A:
    On these models, disconnect the electrical connectors at the front engine mount before removing the mounting nuts. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by Toyota Parts Specialist Jerry / Jul 01, 2025
    Q:
    What should you do if several Engine Mounts need replacement for the 2011 Toyota Highlander? Posted by Avdhesh C.
    A:
    If several mounts need replacement, only replace one at a time and tighten them as you go. Do not remove all the mounts at once. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by Toyota Parts Specialist Jerry / Dec 05, 2025

Genuine Toyota Part 12321-31100, the Right Choice

Get the reliability of purchasing Toyota part # 12321-31100 Mount Bracket. It is also referred to as Engine Mount. The first option should always be to use OEM parts. Toyota manufactures these components with high quality material and rigorously tested with high reliability and durability. This part fits 2008-2013 Highlander, 2006-2010 Sienna.

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