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Details
| Specification | Value |
|---|---|
| Brand | ERA |
| MPN | 551339a |
| Number of pins | 3 -pin connector |
| Total Length [mm] | 370 mm |
OE/OEM numbers (4)
Search by this OE number to find compatible parts
- MAZDA—BP4W-18221-A
- MAZDA—BP4W-18221-B
- MITSUBISHI—J005T27071
- MITSUBISHI—J5T27071
Where this part fits
Original-fit position for OE BP4W18221B. The red ring marks where this part installs on the vehicle.
About this product
The ERA Sensor Crankshaft Pulse (551339A) is a professional-grade replacement component engineered for long service life and reliable operation across all conditions your vehicle encounters. The part is built to the following specification: Number of pins: Cast Iron -pin connector, Total Length [mm]: 370 mm. Each dimension is checked against the OEM reference to ensure the component seats and functions correctly first time. Verified to fit MAZDA models. All compatibility data is cross-checked against the TecDoc database — select your vehicle to confirm the part matches your specific engine and year. This part supersedes original equipment references: 0902288, 106782, 19202, 551339B and 16 more. Matching these numbers confirms a like-for-like replacement with no loss of function. ERA is a recognised supplier of automotive replacement components to independent workshops and dealer networks across Europe. All parts are sourced from authorised distribution channels and carry full manufacturer traceability — you receive exactly the same component supplied to professional garages and dealer workshops. If fitment or specifications do not match your vehicle, our technical team can help identify the correct alternative — use the vehicle selector or contact us with your VIN for a guaranteed-fit recommendation. Replacing worn components on schedule preserves your vehicle's safety, reliability, and resale value — and aftermarket parts from established brands deliver OEM-equivalent performance at a fraction of the dealer price. Every part is dispatched from our UK warehouse with a 30-day money-back guarantee and free hassle-free returns.
Suitable cars
Equivalent products (17)
Sensor Crankshaft Pulse ERA 551339A — compatible car models
| Car models | MAZDA: MX-5 II (NB) |
|---|---|
| Engines | 1.6 16V (NB6C) |
| Year of manufacture | 1998-2005 |
| Manufacturer article number (MPN) | 551339A |
| OE part numbers | BP4W-18221-A, BP4W-18221-B, J005T27071, J5T27071 |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
ERA 551339a . Number of pins: 3 -pin connector. Total Length [mm]: 370 mm
- 1x Sensor Crankshaft Pulse
Shipping, returns, warranty
Free UK delivery on orders over £99.00. Express and standard shipping available.
- Standard delivery: 2-5 business days
- Express delivery: 1-2 business days
- Free returns within 14 days
- All parts backed by manufacturer warranty
Warranty: 12-month manufacturer warranty on all parts. 14-day money-back guarantee if the part doesn't fit your vehicle.
Frequently Asked Questions
Is this Sensor Crankshaft Pulse compatible with my car?
This Sensor Crankshaft Pulse fits MAZDA vehicles. Use the vehicle selector at the top of the page to check exact compatibility — enter your car's make, model, and engine for a confirmed fitment match. All fitment data is verified through TecDoc.
What specifications does this ERA Sensor Crankshaft Pulse have?
This ERA Sensor Crankshaft Pulse has the following specifications: Number of pins: 3 -pin connector; Total Length [mm]: 370 mm. Check the full specifications table above for complete details.
What OE part numbers does this Sensor Crankshaft Pulse replace?
This Sensor Crankshaft Pulse replaces OE part numbers: BP4W-18221-A, BP4W-18221-B, J005T27071, J5T27071. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Sensor Crankshaft Pulse cost?
This ERA Sensor Crankshaft Pulse is available for £33.99. Sensor Crankshaft Pulse prices vary depending on brand, specifications, and vehicle compatibility. ERA parts offer a balance of quality and value, backed by our 14-day money-back guarantee.
How do I know when to replace my Sensor Crankshaft Pulse?
Regular inspection of your Sensor Crankshaft Pulse is recommended as part of routine vehicle maintenance. Watch for changes in performance, unusual noises, or visual signs of wear. Consult your vehicle's owner manual for manufacturer-recommended replacement intervals specific to your make and model.
What tools do I need to replace a Sensor Crankshaft Pulse?
Tools required vary by vehicle make and model. Generally, a basic socket set, screwdrivers, and vehicle-specific tools may be needed. We recommend consulting a workshop manual for your specific vehicle, or having the Sensor Crankshaft Pulse fitted by a professional mechanic.
Can I use this part as a replacement for OE BP4W-18221-A?
Yes, this ERA Sensor Crankshaft Pulse is a direct replacement for OE part number BP4W-18221-A. It is manufactured to meet or exceed original equipment specifications, ensuring proper fitment and performance. All cross-reference data is verified through TecDoc.
Related categories
Common OE numbers for this part
Common original equipment numbers linked to stocked alternatives.
