Free Worldwide Shipping

ZJ01-18-921 E1T50371 ZJ0118921 E001T50471 Detonation Knock Sensor For Mazda 3 5 CR19 6 1.3 2.0 2.3 Mazda6 Mazda2 Mazda3 BK 2 DE

98% of buyers enjoyed this product! 122 orders
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Warranty: Yes, 1 year warranty

Part Material: Plastic

Condition: In-stock, Brand-new, Unused, Undamaged

Features & Benefits: High accuracy, Hermetically sealed, Small size


  • 01.04-04.08 For MAZDA 3 (BK) 1.4 Hatchback 62 84 1349
  • 01.04-04.08 For MAZDA 3 (BK) 1.6 Hatchback 77 105 1598
  • 01.04-03.08 For MAZDA 3 (BK) 2.0 Hatchback 110 150 1999
  • 12.06- For MAZDA 3 (BK) 2.0 MZR-CD Hatchback 105 143 1998
  • 12.06- For MAZDA 3 (BK) 2.3 MPS Hatchback 191 260 2261
  • 12.06- For MAZDA 3 (BK) 2.0 MZR-CD Saloon 105 143 1998
  • 2007-2015 For MAZDA 2 (DE) 1.3 ZJ-VE 1349 63 4 Hatchback
  • 2007-2015 For MAZDA 2 (DE) 1.3 ZJ-VE 1349 55 4 Hatchback
  • 2005- For MAZDA 5 (CR19) 2.0 CD RF7J 1998 105 4 MPV
  • 2002-2007 For MAZDA 6 (GG) 2.0 LF17 1999 104 4 Saloon
  • 2005-2007 For MAZDA 6 (GG) 2.0 DI RF7J 1998 105 4 Saloon
  • 2007- For MAZDA 6 (GH) 2.0 MZR LF17 1999 108 4 Saloon
  • 2007- For MAZDA 6 (GH) 2.0 MZR-CD RF7J 1998 103 4 Saloon
  • 2008- For MAZDA 6 Estate (GH) 2.0 MZR LF17 1999 108 4 Estate
  • 2008- For MAZDA 6 Estate (GH) 2.0 MZR-CD RF7J 1998 103 4 Estate
  • 2002-2007 For MAZDA 6 Hatchback (GG) 2.0 LF17 1999 104 4 Hatchback
  • 2005-2007 For MAZDA 6 Hatchback (GG) 2.0 DI RF7J 1998 105 4 Hatchback
  • 2007- For MAZDA 6 Hatchback (GH) 2.0 MZR LF17 1999 108 4 Hatchback
  • 2007- For MAZDA 6 Hatchback (GH) 2.0 MZR-CD RF7J 1998 103 4 Hatchback
  • 2002-2007 For MAZDA 6 Station Wagon (GY) 2.0 LF17 1999 104 4 Estate
  • 2005-2007 For MAZDA 6 Station Wagon (GY) 2.0 DI RF7J 1998 105 4 Estate

1. WORLDWIDE SHIPPING. (Except some countries and APO/FPO)

2. Orders processed timely after the payment verification.

3. We only ship to confirmed order addresses. Your order address MUST MATCH your Shipping address

*Above shipping time is only for your reference, buys season, bad weather may cause delay.

*Post air mail to Eastern-European countries, South American countries may take longer than 60 days.

1. Thank you very much for choosing YUKA, We provide 7 days return service.

2. We will check every piece of product before shipping, However, some may get damage during transit. If there any quality problem, please contact us in 7 days after receipt. We will solve the problem.

3. For any reason, you want to return, please contact us first in 7 days after receipt, and keep the products in original, when return please pay the shipping cost, we will try our best to help you, Thank you.

4. Your satisfaction and positive feedback is very important to us, please leave positive feedback and 5 stars, If you are satisfied with our products and service.

For any reason, if you are disappointed, please do not directly leave negative feedback, just contact us, we will try our best to make you satisfied.

Measuring Range: 
 ZJ0118921 83.551 7517648
Sensor Type: 
 Magnetic Induction
Brand Name: 
 ZJ01-18-921 E001T50471 E1T50371 550340 V32720025
 E001T50371 J5673000 19585
 mazda 3 bk
 Knock Sensor
 V32-72-0025 0907019 SEB1669
Type Name: 
 Knock Sensor
 IVOK Brand Equipment
Pin Counts: 
Manufacturer Part Number: 
 ZJ01-18-921 E1T50371 E001T50471 V32720025
Interchange Part Number: 
 ZJ0118921 E001T50371 550340 83.551 7517648
Other Part Number1: 
 V32-72-0025 0907019 SEB1669 J5673000 19585

Packaging Details

0.11kg (0.24lb.)
15cm x 8cm x 5cm (5.91in x 3.15in x 1.97in)


We are proud to offer international shipping services that currently operate in over 200 countries and islands world wide. Nothing means more to us than bringing our customers great value and service. We will continue to grow to meet the needs of all our customers, delivering a service beyond all expectation anywhere in the world.

How do you ship packages?

Packages from our warehouse in China will be shipped by ePacket or EMS depending on the weight and size of the product. Packages shipped from our US warehouse are shipped through USPS.

Do you ship worldwide?

Yes. We provide free shipping to over 200 countries around the world. However, there are some locations we are unable to ship to. If you happen to be located in one of those countries we will contact you.

What about customs?

We are not responsible for any custom fees once the items have shipped. By purchasing our products, you consent that one or more packages may be shipped to you and may get custom fees when they arrive to your country.

How long does shipping take?

Shipping time varies by location. These are our estimates:
Location *Estimated Shipping Time
United States 10-20 Business days
Canada, Europe 10-20 Business days
Australia, New Zealand 10-30 Business days
Mexico, Central America, South America 15-30 Business days
*This doesn’t include our 2-5 day processing time.

Do you provide tracking information?

Yes, you will receive an email once your order ships that contains your tracking information. If you haven’t received tracking info within 5 days, please contact us.

My tracking says “no information available at the moment”.

For some shipping companies, it takes 2-5 business days for the tracking information to update on the system. If your order was placed more than 5 business days ago and there is still no information on your tracking number, please contact us.

Will my items be sent in one package?

For logistical reasons, items in the same purchase will sometimes be sent in separate packages, even if you've specified combined shipping.

If you have any other questions, please contact us and we will do our best to help you out.


Order cancellation

All orders can be cancelled until they are shipped. If your order has been paid and you need to make a change or cancel an order, you must contact us within 12 hours. Once the packaging and shipping process has started, it can no longer be cancelled.


Your satisfaction is our #1 priority. Therefore, if you’d like a refund you can request one no matter the reason.

If you did not receive the product within the guaranteed time( 45 days not including 2-5 day processing) you can request a refund or a reshipment.
If you received the wrong item you can request a refund or a reshipment.
If you do not want the product you’ve received you may request a refund but you must return the item at your expense and the item must be unused.

  • Your order did not arrive due to factors within your control (i.e. providing the wrong shipping address)
  • Your order did not arrive due to exceptional circumstances outside the control of Auto Body Parts (i.e. not cleared by customs, delayed by a natural disaster).
  • Other exceptional circumstances outside the control of

*You can submit refund requests within 15 days after the guaranteed period for delivery (45 days) has expired. You can do it by sending a message on Contact Us page

If you are approved for a refund, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within 14 days.


If for any reason you would like to exchange your product, perhaps for a different size in clothing. You must contact us first and we will guide you through the steps.

Please do not send your purchase back to us unless we authorise you to do so.

Why shop with us

700+ Clients Love Us!

We offer best service and great prices on high quality products

Shipping to 185 Countries

Our store operates worldwide and you can enjoy free delivery of all orders

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2000+ Successful Deliveries

Our Buyer Protection covers your purchase from click to delivery

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