# Power Stop L4638B Autospecialty OE Replacement Front Driver Side Brake Calipers for 2005 Buick Lesabre

### Performance Overview

Power Stop L4638B Autospecialty OE Replacement Front Driver Side Brake Calipers is a vehicle-specific brake caliper designed for 2005 Buick Lesabre.

Are your brakes not engaging like you need them to? That might be a sign of a faulty brake caliper. Luckily, PowerStop offers their PowerStop Autospecialty OE Calipers for an easy replacement of your worn or gunked up stock brake caliper. PowerStop ensures that each caliper is remanufactured to include the all new premium boots and seals, including a high temperature tolerance silicone lubricant to ensure a lengthy lifetime for your new calipers. PowerStop's dedication to quality products, especially when dealing with safety, ensures you with their guarantee of a 100% passing rate on the pressure test they conducted. PowerStop delivers a top product here, ensuring their confidence in delivering you a product worth your money and your safety.

### Key Features

-   OE-style replacement brake caliper for the listed vehicle applications.
-   Designed to restore proper brake operation when the original caliper is worn or damaged.
-   Fitment-specific application data helps match the correct side and position where listed.

### Vehicle Fitment

**Fitment Summary:** 2004-2005 Buick, Chevrolet, Pontiac Lesabre, Park Avenue, Impala, Monte Carlo, Bonneville Sle

**Position:** Front

-   2005 Buick Lesabre — Position: Front
-   2005 Buick Park Avenue — Position: Front
-   2005 Chevrolet Impala — Position: Front
-   2005 Chevrolet Monte Carlo — Position: Front
-   2004-2005 Pontiac Bonneville Sle — Position: Front

### FAQ

**Will this fit my vehicle?**  
Please verify compatibility using the vehicle fitment list above before ordering. If your year, make, and model are not listed, contact us for fitment support.

**What is included with Power Stop L4638B?**  
This listing is for the brake caliper configuration shown in the product title and image. Confirm side, position, and fitment before ordering.

**Is this good for daily driving?**  
Yes. It is designed as a replacement brake caliper for compatible daily-driven vehicles.

**How should I confirm compatibility?**  
Match your vehicle year, make, and model to the fitment section above. For additional assurance, compare the part number, position, and product image before purchasing.

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### Vehicle Fitment Table

   

Year

Make

Model

Position

2005

Buick

Lesabre

Front

2005

Buick

Park Avenue

Front

2005

Chevrolet

Impala

Front

2005

Chevrolet

Monte Carlo

Front

2004

Pontiac

Bonneville Sle

Front

2005

Pontiac

Bonneville Sle

Front

## Details

- **Price:** 108.68 CAD
- **Vendor:** PowerStop
- **Type:** Brake Caliper
- **Tags:** 2004 Pontiac Bonneville Sle, 2005 Buick Lesabre, 2005 Buick Park Avenue, 2005 Chevrolet Impala, 2005 Chevrolet Monte Carlo, 2005 Pontiac Bonneville Sle, Automotive Parts, Autospecialty OE Replacement Front Driver Side Brake Calipers, autospecialty oe replacement front driver side brake calipers for Buick Lesabre, Brake Caliper, brake caliper for 2005 Lesabre, brake caliper for Buick Lesabre, Daily Driving, Direct Replacement, Front, L4638B, Power Stop, Power Stop L4638B, Power Stop L4638B for 2005 Buick Lesabre, replacement brake caliper compatible with 2005 Buick Lesabre, Vehicle Fitment

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 108.68 CAD | In stock |

## Images

- Power Stop L4638B Autospecialty OE Replacement Front Driver Side Brake Calipers for 2005 Buick Lesabre product image

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> Source: [Standard Auto Part](www.standardautopart.com/products/power-stop-l4638b-autospecialty-oe-replacement-front-driver-side-brake-calipers-for-2005-buick-lesabre-l4638b)
> Updated: 2026-06-18