# Westar ST-4920 Lower Coil Spring Insulator for 1989-1997 Ford Thunderbird Front

### Features

-   Built to last from the best rubber
-   Designed to fit exactly as OEM mount fit
-   Coverage for most makes and models

### Product Details

Front Lower Coil Spring Insulator by Westar®. Quantity: 1 per Pack. Westar is a widely recognized manufacturer and exporter of rubber to metal bonded parts for all types of trucks and automobiles. Every single product goes through countless quality check, producing real-time pressure on components to ensure machine endurance, performance and absence of factory defects.

Brand: Westar

Part Number: ST-4920

UPC: 656591249207

Alternate MPN: ST4920

### Vehicle Fitment Table

Year

Make

Model

Position

Fitment Precision

Note

1989

Ford

Thunderbird

Front

1990

Ford

Thunderbird

Front

1991

Ford

Thunderbird

Front

1992

Ford

Thunderbird

Front

1993

Ford

Thunderbird

Front

1994

Ford

Thunderbird

Front

1995

Ford

Thunderbird

Front

1996

Ford

Thunderbird

Front

1997

Ford

Thunderbird

Front

1989

Mercury

Cougar

Front

1990

Mercury

Cougar

Front

1991

Mercury

Cougar

Front

1992

Mercury

Cougar

Front

1993

Mercury

Cougar

Front

1994

Mercury

Cougar

Front

1995

Mercury

Cougar

Front

1996

Mercury

Cougar

Front

1997

Mercury

Cougar

Front

### FAQ

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

**What part number is this?**  
The listed part number is ST-4920.

**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

-   Lower Coil Spring Insulator for Ford Thunderbird
-   ST-4920 fitment
-   Westar Lower Coil Spring Insulator
-   Front Lower Coil Spring Insulator
-   1989 Ford Thunderbird Lower Coil Spring Insulator

## Details

- **Price:** 36.53 CAD
- **Vendor:** Westar
- **Type:** Lower Coil Spring Insulator
- **Tags:** 1989-1997 Ford Thunderbird, 1989-1997 Mercury Cougar, Automotive, Front, Lower Coil Spring Insulator, ST-4920, Westar

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 36.53 CAD | In stock |

## Images

- Westar ST-4920 Lower Coil Spring Insulator for 1989-1997 Ford Thunderbird Front

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/westar-st-4920-lower-coil-spring-insulator)
> Updated: 2026-09-25