# KYB 551605 High Pressure MonoTube Gas Strut for 2003–2007 Cadillac CTS

### 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: Twin-tube
-   Adjustable: No
-   Gas Charged: Yes
-   Boot Included: No
-   Quantity: Sold individually.
-   Bushing Material: Rubber
-   Bushing Color: Black
-   Notes: Fits models with FE1 suspension.
-   Upper Mount: Stud
-   Lower Mount: Bar pin

### Vehicle Fitment Table

Year

Make

Model

Position

Fitment Precision

Note

2003

Cadillac

CTS

2004

Cadillac

CTS

2005

Cadillac

CTS

2006

Cadillac

CTS

2007

Cadillac

CTS

### 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 551605.

**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

-   Gas Strut for Cadillac CTS
-   551605 fitment
-   KYB Gas Strut
-   2003–2007 Cadillac CTS Gas Strut
-   KYB 551605 replacement

## Details

- **Price:** 366.62 CAD
- **Vendor:** KYB
- **Type:** Gas Strut
- **Tags:** 2003–2007 Cadillac CTS, 551605, Gas Charged, Gas Strut, KYB, Monotube, OE Replacement, Suspension

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 366.62 CAD | In stock |

## Images

- KYB 551605 High Pressure MonoTube Gas Strut for 2003–2007 Cadillac CTS

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/kyb-cadillac-cts-strut-551605)
> Updated: 2026-07-17