Search Bar
Search by Part Number, Part Name, or Vehicle
  • My Garage
  • Cart
  • OE Parts
  • Body & Mirrors
  • Chassis & Brakes
  • Engine & Drivetrain
  • Electrical & Lighting
Help Center
< Back ×
  • Shop OE Parts
  • Shop By Category
  • Body & Mirrors
  • Chassis & Brakes
  • Engine & Drivetrain
  • Electrical & Lighting
Select vehicle to make sure this part fits
Year
Make
Model
Or

Genuine GM 12455091
Extension Asm, Quarter Outer Panel Upper Rear (RH) <Use 1C4J 31

Customer Questions & Expert Answers (1)
GM 12455091 Extension Asm, Quarter Outer Panel Upper Rear (RH) <Use 1C4J 31
  • Part Description
    EXTENSION, Rear Quarter Outer
  • Location
    Rear Upper Outer Passenger Side
  • Brand
    GM
Select vehicle to make sure this part fits
Year
Make
Model
Or
$70.90 MSRP: $138.14
You Save: $67.24 (49%)
Ships in 1-3 Business Days
  • Related Parts
  • Product Specifications
  • Vehicle Fitment
  • Customer Questions & Expert Answers

  • 12455091 Extension Asm, Quarter Outer Panel Upper Rear (RH) <Use 1C4J 31 is Ref No. 3 in the diagram below

    2000 Chevrolet Impala Quarter Panel & Components Extension Asm, Quarter Outer Panel Upper Rear (RH) <Use 1C4J 31 Diagram for 12455091
    The diagram listed above is for your reference. View diagram and OE catalog for your vehicle

    Related Parts for 12455091

  • Product Specifications

    BrandGenuine General Motors
    Manufacturer Part Number12455091
    Part DescriptionEXTENSION, Rear Quarter Outer
    Other DescriptionExtension Asm, Quarter Outer Panel Upper Rear (RH) <Use 1C4J 31
    Other NamesExtension
    Item Dimensions3.6 x 29.4 x 10.5 inches
    Item Weight4.10 Pounds
    PositionRear Upper Outer Passenger Side
    ConditionNew
    Fitment TypeDirect Replacement
    ManufacturerGeneral Motors
    SKU12455091
    WarrantyThis genuine GM part is guaranteed by GM's factory warranty.
    Shipping & ReturnShipping Policy Return Policy
    Warning: California's Proposition 65

  • Vehicle Fitment

    Year Make Model Engine Important vehicle option details
    2000-2005 Chevrolet Impala6 Cyl 3.4L, 6 Cyl 3.8LIMPALA, LS, POLICE CAR
    2000-2001 Chevrolet Lumina6 Cyl 3.1LIMPALA, LS
    2000-2005 Chevrolet Monte Carlo6 Cyl 3.4L, 6 Cyl 3.8LIMPALA, LS, POLICE CAR

  • Customer Questions & Expert Answers

    Q:
    Will this part works well in my car?
    By Customer
    A:
    Please Select Your Car first if you want to see if 12455091 is correct.
    By Omar
    GM Specialist
    If you have any questions about this product, please don't hesitate to ask us. We will be happy to help you!

OEM GM 12455091 at AutoPartsPrime, Your Right Choice

  • The part number 12455091, Extension Asm, Quarter Outer Panel Upper Rear (RH) <Use 1C4J 31, is designed to fit specific GM vehicles. Here, we provide you with parts specifications and vehicle fitment information for your convenience. This part fits specific Chevrolet Impala, Lumina, Monte Carlo. All OEM GM parts are manufactured by GM and guaranteed by GM's factory warranty. You can find diagrams here for your parts lookup.
  • AutoPartsPrime is a fast-growing online store, and the online catalog we carry covers all your genuine automotive needs. From engine parts to body parts, we have a huge selection of GM parts. If you have friends who also own GM vehicles, don't forget to refer them to AutoPartsPrime. Also, if you have any questions or hesitation, let us help you.

Why choose AutoPartsPrime

  • Dedicated Service

    We have experienced professionals here to help you via phone, live chat or email.

  • Unbeatable Prices

    We offer genuine OEM parts at the best possible discounted prices online.

  • Fast Delivery

    Your orders are processed efficiently and delivered as promptly as possible.