Mazda 3 Door Lock Actuator Mechanism for 2003-2007 BK Hatch/Sedan 8N6A-A21812-G

Mazda 3 Door Lock Actuator Mechanism for 2003-2007 BK Hatch/Sedan 8N6A-A21812-G

Product Rating:

212 Units Sold

Original price was: $125.00 – $200.00Price range: $125.00 through $200.00.Current price is: $88.30 – $148.30Price range: $88.30 through $148.30. (Inc. GST)

Brand new Mazda 3 Door Lock Actuator for sale, suitable for BK models between 2003 & 2007. We take pride in simplifying the process of replacing parts on your vehicle, which is why we assure you of a seamless and effortless fitment of this product to your vehicle. Our products are made from high-quality materials designed to surpass the OEM quality standard. This product includes a 3-year warranty and free express postage Australia-wide, meaning you will receive your desired goods within 2-3 business days. Furthermore, we provide a valuable resource for your convenience – a complimentary online installation tutorial video readily available on our YouTube channel.

At Parts Factory Australia, we stand behind every product we sell. That’s why every part comes with ourΒ 3-Year No Bullsh*t Warranty. If the part fails within 3 years due to a manufacturing defect, we’ll replace it or refund it β€” no fine print, no runarounds, no waiting weeks for answers.

It covers all parts we sell and all genuine faults β€” not damage from dodgy installs, crash damage, or backyard modifications. Just send us your proof of purchase and show us what went wrong β€” we’ll sort it fast.

We move through stock quickly, so you’re not getting old junk from the back of a warehouse. Our parts are fresh, current, and built to last β€” and if they don’t,Β we’ll make it right. That’s the Parts Factory promise. Simple. Honest. Aussie.

We prioritise fast and reliable shipping so you can get back on the road without the wait. Orders placed during business hours areΒ dispatched immediatelyΒ for fast turnaround.

βœ”οΈΒ Free Express PostΒ on orders under 1kg – arrives inΒ 2 daysΒ (3 days for WA)
βœ”οΈΒ Standard DeliveryΒ for any part – 2 to 4 daysΒ Australia-wide
βœ”οΈΒ Need it sooner?Β Upgrade to Express for justΒ $15 flat-rateΒ anywhere in the country

No delays, no excuses β€” just quick delivery and quality parts at your door.Β 

  • Trusted Aussie Supplier – Born and based in Australia, we understand the urgency of keeping your vehicle on the road. No offshore call centres, no slow imports β€” just fast, local service.

  • Fast & Free Shipping – Most parts are dispatched same-day with free express shipping on smaller orders. Need it quicker? Flat-rate express available. We don’t keep you waiting.

  • 3-Year No Bullsh*t Warranty – We stand by what we sell. If it fails from a genuine fault, we replace it or refund it. No excuses, no long waits β€” just honest backup.

  • Fresh, Up-to-Date Stock – We turn stock over quickly, so you always get the latest, most up-to-date versions β€” not old, dusty parts that have been sitting on shelves for years.

  • OEM Fitment, Affordable Price – We partner with medium-to-high-tier manufacturers to deliverΒ OEM-matching qualityΒ without the dealership price tag.

  • Real People, Real Knowledge – Our team comes from hands-on, wrecking-yard backgrounds β€” we know cars, not just part numbers. Call us, message us, or visit β€” we’re here to help.

In Stock: Free Shipping 1-3 Days
2003 2004 2005 2006 2007 8N6A-A21812-G

Description

High Quality ManufacturersΒ 

Mazda 3 Door Lock Actuator

  • Includes CablesΒ 
  • High Quality Replacement UnitΒ 
  • 3 Year Warranty
  • Exact Fitment (No Modifications)Β 
  • Mazda 3 Door Lock Actuator
  • Mazda 3 Door Latch
  • Part Number 8N6A-A21812-G
Same Day Ship Away on All Orders

Industry Leading Postage Speed

  • All products are shipped within the same business day.
  • Most of our products qualify for Free Express postage.
  • International postage available on checkout.
Shipping Information
Customer Quality Satisfaction is our Priority

Strict Quality Control

  • All manufacturers are tested and chosen based on quality.
  • All products include a 3 Year Local Warranty which shows our product confidence.
  • Our products are made from the highest quality materials.
  • We have a Direct Fitment Guarantee with all products.
See How We Ensure Top Quality
Before After
Genuine
Parts Factory
The Future of Auto Parts

Australian Owned, Australian Operated

  • All parts are sent from an Australian warehouse located in QLD.
  • Fair dinkum Aussie service with Priority After Sale Service.
  • Our mission is to save the Australian public money and provide ease of service for automotive car parts.
More about Us

Installation Tutorial Videos Included with All Products

DIY Installation Tutorial Video's

  • Save more money by installing your own car parts.
  • Step-by-step tutorials from start to finishβ€”no guesswork.
  • Best of all? The videos are 100% free.
See All Videos

Learn More about Mazda 3 Door Lock Actuator

Some Additional information about the Product, and the Car.Β 

Mazda 3 Door Lock Actuator

Looking to replace your Mazda 3’s door lock actuator? Your search ends here! We offer a brand new, high-quality Mazda 3 door lock actuator for sale. Designed to perfectly fit your Mazda 3, our door lock actuator ensures smooth and reliable locking and unlocking of your vehicle’s doors. Whether your current actuator is malfunctioning or you simply want to upgrade your car’s security system, our product is the perfect solution. Rest assured that it meets all the necessary specifications and standards for your Mazda 3, ensuring easy installation and long-lasting performance. Don’t compromise on safety and convenience – get your brand new Mazda 3 door lock actuator today and enjoy peace of mind knowing your vehicle is secure. Act now and make your purchase to experience the difference!

Mazda 3 Door Lock Actuator Mechanism for 2003-2007 BK Hatch/SedanMazda 3 Door Latch

If you’re in need of a brand new Mazda 3 door latch, your search is over! We have the perfect solution for you. Our high-quality Mazda 3 door latch is designed to provide secure and reliable locking for your vehicle’s doors. Whether you’re replacing a worn-out or malfunctioning latch or simply want to ensure the safety of your car, our product is the ideal choice. It’s engineered to meet the exact specifications of your Mazda 3, guaranteeing a hassle-free installation process and long-lasting performance. Don’t compromise on security and convenience – get your brand new Mazda 3 door latch today and enjoy peace of mind knowing your vehicle is well-protected. Don’t wait – make your purchase now and experience the difference in quality and reliability!

Mazda 3 Door Lock Actuator with a Replacement Warranty of 3 Years

The 8N6A-A21812-G door lock actuator is compatible with 2003–2007 Mazda 3 BK models, including both hatchback and sedan variants. This actuator controls the locking and unlocking of the front passenger side door, ensuring secure and reliable operation. It is a direct replacement for the original unit, offering easy installation and long-lasting performance. 8N6A-A21812-G

Our Video Tutorials allow people to save Door Lock replacement cost. The Door Lock is an important component of the vehicle. If you’re looking for a replacement Door Lock then Parts Factory Australia can help you out! Our expert staff have years of experience in dealing with Mazda products so they know exactly what parts will fit perfectly! They also offer free shipping as well. Mazda 3 Door Latch

Best Aftersales ServicesMazda 3 Door Latch

When you purchase car parts from Parts Factory Australia, you get the best after sales services include warranty and return system. When you buy anything from the Parts Factory, we want to make sure that you are happy with your purchase. That’s why our extensive warranties and return policies are there for you. We know that sometimes things don’t go as planned, but we’ll always do our best to make sure that you are taken care of.

Peace of Mind to Buy Quality Mazda 3 Door Lock Actuator

If you need a new Mazda 3 Door Lock Actuator, we’ve got you covered! We know that when it comes to your car, peace of mind is everything. That’s why we only sell the best quality Holden Commodore Black Alternator for your car: so that you can relax and enjoy the rest of your day knowing that your vehicle is in perfect working order. 8N6A-A21812-G

Get Free Installation Guide via Video Tutorials or PDF Documents

If you are a reader, you can get installation instruction via PDF notes which you can print and retain as long as you need them. Just go to the website of Parts Factory Australia and select the model of your car. Then choose the type of the product that you need to install in your car. The next step is to fill up the form with all the information about your vehicle, such as make, model, year of manufacture etcetera.Mazda 3 Door Latch

Part Numbers (See Below)

Main Part Numbers: 8N6A-A21812-G

Any other Recorded Part Numbers: No others Recorded

Comments on Part Number Importance: It’s more important to confirm that the unit is physically the same. It should look exactly the same as the photo, with the other kind having smoother edges, and different rods positions. 2003-2007 is this model. 2008+ is different.

 

 

 

 

 

 

4 reviews for Mazda 3 Door Lock Actuator Mechanism for 2003-2007 BK Hatch/Sedan 8N6A-A21812-G

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  1. Part worked well

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  2. Works very well , very happy

    (0) (0)
  3. Fits perfectly.

    (0) (0)
  4. Correct part, on-line instructions how to fit.

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This Part Fits the Following Vehicles:

Any car displayed below, is compatible with this part.

Make Model Year
Make Model Year
Mazda 3 2003
Mazda 3 2003 - 2007
Mazda 3 2003 - 2007
Mazda 3 2004 - 2007

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FAQ

Most Frequent Questions and Answers

Shipping varies from location to location. However, If you wish to know more Specific details, please click here to see our shipping page.

If you wish to return any good for any reason, please contact us on 0423 113 802. Or, please head over to our Returns page to find our more information.

This door lock actuator is compatible with Mazda 3 BK models manufactured between 2003 and 2007, including both hatchback and sedan variants. It is designed for the front passenger side door. Please confirm the vehicle year, body type, and door position before ordering.

Yes, this actuator is designed as a direct replacement for the original door lock actuator and matches the OEM reference number 8N6A-A21812-G.

Installation guidance is available through video tutorials or PDF instructions. Vehicle details may be required to ensure the correct installation information is provided.

This actuator is intended for the front passenger side door only. It is not suitable for the driver side or rear doors unless explicitly specified.

This door lock actuator is supplied with a 3-year replacement warranty. Warranty coverage applies to the part itself under standard replacement conditions.

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