# AISIN BTK-503 Timing Belt Tensioner for 2006-2010 Kia Optima

### Features

-   Created by professionals to meet your requirements
-   Will look good for many years of use
-   Manufactured with cutting-edge technology

### Product Details

Timing Belt Tensioner (BTK-503) by AISIN®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from industry-leading materials using up-to-date equipment, it ensures everlasting reliability and enduring value. This product is distinguished by total quality assurance, unsurpassed by anybody else.

Brand: AISIN

Part Number: BTK-503

UPC: 030915583268

Alternate MPN: BTK503

OE Numbers: 244103E500, 244103E100

### Vehicle Fitment Table

Year

Make

Model

Position

Fitment Precision

Note

2007

Hyundai

Santa Fe

2008

Hyundai

Santa Fe

2009

Hyundai

Santa Fe

2007

Kia

Magentis

2008

Kia

Magentis

2009

Kia

Magentis

2010

Kia

Magentis

2006

Kia

Optima

2007

Kia

Optima

2008

Kia

Optima

2009

Kia

Optima

2010

Kia

Optima

2007

Kia

Rondo

2008

Kia

Rondo

2009

Kia

Rondo

2010

Kia

Rondo

### 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 BTK-503.

**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

-   Timing Belt Tensioner for Kia Optima
-   BTK-503 fitment
-   AISIN Timing Belt Tensioner
-   2006 Kia Optima Timing Belt Tensioner

## Details

- **Price:** 135.81 CAD
- **Vendor:** AISIN
- **Type:** Timing Belt Tensioner
- **Tags:** 2006-2010 Kia Optima, 2007-2009 Hyundai Santa Fe, 2007-2010 Kia Magentis, 2007-2010 Kia Rondo, AISIN, Automotive, BTK-503, Timing Belt Tensioner

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 135.81 CAD | In stock |

## Images

- AISIN BTK-503 Timing Belt Tensioner for 2006-2010 Kia Optima

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/aisin-btk-503-timing-belt-tensioner)
> Updated: 2026-08-14