# KYB 555603 High Pressure MonoTube Gas Shock for 2003–2011 Ford Crown Victoria

### Performance Overview

KYB Gas-a-Just Shocks and Struts use higher gas pressure to keep your tires glued to the road. Their monotube configuration eliminates aeration and foaming, their micro-smooth, hard-chromed pistons extend their life, and their seamless cylinders and eyerings completely eliminate seam failures.

KYB is a worldwide leading supplier of shocks and struts to new vehicle manufacturers. World-Class engineering and quality have made KYB the original equipment shocks for Lexus, Toyota, Saturn, Infiniti, Chrysler, and Ford. Their products are made from the highest quality materials, and guarantee to deliver superior handling, comfort, and control.

### Key Features

-   Internal Design: Monotube
-   Adjustable: No
-   Gas Charged: Yes
-   Boot Included: No
-   Quantity: Sold individually.
-   Bushing Material: Rubber
-   Bushing Color: Black
-   Notes: Fits police and taxi models.
-   Upper Mount: Stud
-   Lower Mount: Eyelet

### Vehicle Fitment Table

Year

Make

Model

Position

Fitment Precision

Note

2003

Ford

Crown Victoria

BASE, LWB, LX, POLICE INTERCEPTOR, S

2004

Ford

Crown Victoria

BASE, LWB, LX, POLICE INTERCEPTOR, S

2005

Ford

Crown Victoria

BASE, LWB, LX, POLICE INTERCEPTOR, S, SPECIAL EDITION

2006

Ford

Crown Victoria

BASE, LWB, LX, POLICE INTERCEPTOR

2007

Ford

Crown Victoria

BASE, LWB, LX, POLICE INTERCEPTOR

2008

Ford

Crown Victoria

BASE, LWB, LX, POLICE INTERCEPTOR

2009

Ford

Crown Victoria

LWB, LX, POLICE INTERCEPTOR

2010

Ford

Crown Victoria

BASE, LX, POLICE INTERCEPTOR

2011

Ford

Crown Victoria

BASE, LX, POLICE INTERCEPTOR

2003

Mercury

Marauder

2004

Mercury

Marauder

### FAQ

**Will this fit my vehicle?**  
Please verify your year, make, model, position, and any fitment notes using the compatibility table above before purchase.

**What part number is this?**  
The listed part number is 555603.

**Is this product designed for direct replacement?**  
Yes. This product is intended to match the compatible vehicle applications listed in the fitment table.

**Should I confirm fitment before ordering?**  
Yes. Always compare your original part, position, and vehicle details with the fitment table before ordering.

### Common Searches

-   High Pressure MonoTube Gas Shock for Ford Crown Victoria
-   555603 fitment
-   KYB High Pressure MonoTube Gas Shock
-   2003–2011 Ford Crown Victoria High Pressure MonoTube Gas Shock
-   KYB 555603 replacement

## Details

- **Price:** 183.0 CAD
- **Vendor:** KYB
- **Type:** High Pressure MonoTube Gas Shock
- **Tags:** 2003–2004 Ford Crown Victoria, 2003–2004 Mercury Marauder, 2005 Ford Crown Victoria, 2006–2008 Ford Crown Victoria, 2009 Ford Crown Victoria, 2010–2011 Ford Crown Victoria, 555603, Gas Charged, High Pressure MonoTube Gas Shock, KYB, Monotube, OE Replacement, Suspension

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 183.00 CAD | In stock |

## Images

- KYB 555603 High Pressure MonoTube Gas Shock for 2003–2011 Ford Crown Victoria

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/kyb-shock-absorber-555603)
> Updated: 2026-07-17