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Details
| Specification | Value |
|---|---|
| Brand | HERTH+BUSS JAKOPARTS |
| MPN | j4403028 |
| Category | Spring |
| Thickness [mm] | 12.8 mm |
| Length [mm] | 353 mm |
| Outer Diameter [mm] | 159 mm |
OE numbers (12)
Search by this OE number to find compatible parts
- MAZDA—BBM2-34-011
- MAZDA—BBM2-34-011A
- MAZDA—BBM2-34-011C
- MAZDA—BBT9-34-011
- MAZDA—BBT9-34-011A
- MAZDA—BBT9-34-011B
- MAZDA—BBT9-34-011C
- MAZDA—BCW8-34-011
- MAZDA—BCW8-34-011A
- MAZDA—BCW8-34-011B
- MAZDA—BCW8-34-011C
- MAZDA—BDB1-34-011C
Where this part fits
Original-fit position for OE BBT934011A.
About this product
The HERTH+BUSS JAKOPARTS Spring (J4403028) 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: Thickness [mm]: Zinc, Carbon mm, Length [mm]: 353 mm, Outer Diameter [mm]: 159 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: 14.872.449, 16038, 16041, 166515728 and 62 more. Matching these numbers confirms a like-for-like replacement with no loss of function. HERTH+BUSS JAKOPARTS is a recognised supplier of automotive suspension 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 with tracked delivery and a 14-day money-back guarantee with hassle-free returns.
Suitable cars
Equivalent products (54)
Show all 54 OE numbers
Spring HERTH+BUSS JAKOPARTS J4403028 — compatible car models
| Car models | MAZDA: 3 (BL), 3 Saloon (BL) |
|---|---|
| Engines | 1.6 MZR (BL14); 1.6 MZR (BL12) |
| Year of manufacture | 2008-2014 |
| Manufacturer article number (MPN) | J4403028 |
| OE part numbers | BBM2-34-011, BBM2-34-011A, BBM2-34-011C, BBT9-34-011, BBT9-34-011A, BBT9-34-011B, BBT9-34-011C, BCW8-34-011, BCW8-34-011A, BCW8-34-011B, BCW8-34-011C, BDB1-34-011C |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
HERTH+BUSS JAKOPARTS j4403028 Spring. Length [mm]: 353 mm. Outer Diameter [mm]: 159 mm. Thickness [mm]: 12,8 mm
- 1x Spring
Shipping, returns, warranty
Free UK delivery on orders over £50.00. Tracked standard shipping.
- Standard delivery: 4–8 business days
- Order before 5pm — ships the next working day
- 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 Spring compatible with my car?
This Spring 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 HERTH+BUSS JAKOPARTS Spring have?
This HERTH+BUSS JAKOPARTS Spring has the following specifications: Thickness [mm]: 12,8 mm; Length [mm]: 353 mm; Outer Diameter [mm]: 159 mm. Check the full specifications table above for complete details.
What OE part numbers does this Spring replace?
This Spring replaces OE part numbers: BBM2-34-011, BBM2-34-011A, BBM2-34-011C, BBT9-34-011, BBT9-34-011A, BBT9-34-011B, BBT9-34-011C, BCW8-34-011 and 4 more. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Spring cost?
This HERTH+BUSS JAKOPARTS Spring is available for £64.99. Spring prices vary depending on brand, specifications, and vehicle compatibility. HERTH+BUSS JAKOPARTS parts offer a balance of quality and value, backed by our 14-day money-back guarantee.
How do I know when to replace my Spring?
Regular inspection of your Spring 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 Spring?
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 Spring fitted by a professional mechanic.
Can I use this part as a replacement for OE BBM2-34-011?
Yes, this HERTH+BUSS JAKOPARTS Spring is a direct replacement for OE part number BBM2-34-011. 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.
