SKP Economy Master Cylinder — direct fit for Mazda B2300 2.3L L4 (2001-2009). Genuine quality replacement built to OEM tolerances, ships to all 50 USA states from RevXSC.
Engineered by SKP as a economy grade master cylinder for the 2.3L L4 engine, this SKBM390398 matches factory mounting points and form factor so install requires no modification. Bore: 1.0625" Economy-tier pricing keeps everyday maintenance affordable without compromising fit.
Search by any number below — they all match SKP SKBM390398:
| Year | Make / Model | Engine | Notes |
|---|---|---|---|
| 2001 | Mazda B2300 | 2.3L L4 | Bore: 1.0625" |
| 2002 | Mazda B2300 | 2.3L L4 | Bore: 1.0625" |
| 2003 | Mazda B2300 | 2.3L L4 | Bore: 1.0625" |
| 2004 | Mazda B2300 | 2.3L L4 | Bore: 1.0625" |
| 2005 | Mazda B2300 | 2.3L L4 | Bore: 1.0625" |
| 2006 | Mazda B2300 | 2.3L L4 | Bore: 1.0625" |
| 2007 | Mazda B2300 | 2.3L L4 | Bore: 1.0625" |
| 2008 | Mazda B2300 | 2.3L L4 | Bore: 1.0625" |
| 2009 | Mazda B2300 | 2.3L L4 | Bore: 1.0625" |
Always replace master cylinder components in matched sets where applicable, torque fasteners to factory spec, and inspect adjacent brake & wheel hub components for wear during installation. If you're not sure which variant matches your VIN, send us the last 8 digits of the VIN before checkout and we will confirm fitment.
Is SKBM390398 a direct replacement?
Yes — SKP SKBM390398 is built to OEM form/fit/function for the Mazda B2300 2.3L L4 (2001-2009).
Do you ship to my state?
We ship to all 50 USA states. Tracking is provided.
What's the difference between Economy, Standard Replacement and Heavy Duty?
Economy is the value-priced option for everyday driving; Standard Replacement matches OEM spec; Heavy Duty uses upgraded materials for towing, fleet and severe service.
How can I confirm fitment?
Match year, make, model and engine (2001-2009 Mazda B2300 2.3L L4). When in doubt, send your VIN — we verify before dispatch.
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Note: The product image is for illustrative purposes only. Actual product may vary slightly in appearance, packaging, or labeling. Fitment and specifications are guaranteed to OEM standards.