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Acura 46400-SD4-A31 Power Assembly, Master (8"+9")

1988-1990 Acura Legend 46400SD4A31

Customer Questions & Expert Answers (3)
Acura 46400-SD4-A31 Power Assembly, Master (8"+9")
Acura 46400-SD4-A31 Power Assembly, Master (8"+9")
  • Part Description
    Brake Booster
  • Manufacturer
    Acura
  • Manufacturer's Notes
    This part is discontinued.
Make sure this part fits
  • Related Parts
  • Product Specifications
  • Vehicle Fitment
  • Customer Questions & Expert Answers

  • 46400-SD4-A31 Power Assembly, Master (8"+9") is Ref No. 6 in the diagram below

    1989 Acura Legend Power Assembly, Master (8"+9") Diagram for 46400-SD4-A31
    The diagram listed above is for your reference. View diagram for your vehicle

    Related Parts

  • Product Specifications

    BrandGenuine Acura
    Manufacturer Part Number46400-SD4-A31
    Part DescriptionBrake Booster
    Item Dimensions12.3 x 11.5 x 11.3 inches
    Item Weight9.10 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    ManufacturerAcura
    SKU46400-SD4-A31
    WarrantyThis genuine Acura part is guaranteed by Acura's factory warranty.
    Shipping & ReturnShipping Policy Return Policy
    Warning: California's Proposition 65

  • Vehicle Fitment

    Year Make Model Body & Trim Emission & Transmission
    1990 Acura Legend2 Door L, 2 Door LS, 2 Door STD, 4 Door L, 4 Door LS, 4 Door ST, 4 Door STDKA 4AT, KA 5MT, KL 4AT, KL 5MT
    1989 Acura Legend2 Door L, 2 Door LS, 2 Door STD, 4 Door L, 4 Door LS, 4 Door ST, 4 Door STDKA 4AT, KA 5MT, KL 4AT, KL 5MT
    1988 Acura Legend4 Door L, 4 Door LSKA 4AT, KA 5MT, KL 4AT, KL 5MT

  • Customer Questions & Expert Answers

    Q:
    I am making sure that this part will fit my car Posted by AcuraPartsWarehouse Specialist
    A:
    You can Select Your Vehicle to check if 46400-SD4-A31 fits your vehicle.
    Posted by AcuraPartsWarehouse Specialist
    Q:
    How do you adjust the pushrod length when replacing the power booster unit for the 1989 Acura Legend? Posted by Customer
    A:
    Measure the clearance between the master cylinder piston and the pushrod in the vacuum booster. Apply a vacuum to the booster and measure the distance from the pushrod to the mounting face. Adjust the pushrod length as necessary to achieve the specified clearance, then tighten the locknut.
    Posted by AcuraPartsWarehouse Specialist
    Q:
    What are some symptoms that should raise concerns about potential brake system defects for the 1987 Acura Legend? Posted by Customer
    A:
    Symptoms like the vehicle pulling to one side upon brake application, squealing or dragging noises, excessive brake travel, pedal pulsations, or brake fluid leaks should raise concerns about potential brake system defects.
    Posted by AcuraPartsWarehouse Specialist
    See expert answers on similar Brake Booster
    If you have any questions about this product, please don't hesitate to ask us. We will be happy to help you!

Genuine Acura Part 46400-SD4-A31, the Right Choice

For dependable performance, buy part # 46400-SD4-A31 Power Assembly, Master (8"+9"). Also known as Brake Booster. In terms of quality and durability, OEM components set the standard. They are produced at the Acura factory and subjected to a quality assurance routine. This part fits 1988-1990 Legend.

AcuraPartsWarehouse.com is a major online store of original Acura parts and accessories, including 46400SD4A31 Power Assembly, Master (8"+9"). At our site, we are offering you brand new OEM Acura equipment. We stock a broad selection of genuine parts at competitive prices. When you are in need of quality, reliability, and durability, and want something cost-effective in combination, this is the part you need. Our components are all warranted by the manufacturer for your peace of mind.

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