BBY2437AZC Genuine Mazda ABS Hydraulic Control Unit
Unit Auto Parts LLC provides a complimentary 2-Year Warranty on all automotive parts. Shop with confidence knowing your purchase is protected. Learn More
Unit Auto Parts LLC provides a complimentary 2-Year Warranty on all automotive parts. Shop with confidence knowing your purchase is protected. Learn More
The BBY2437AZC is a genuine Mazda ABS hydraulic control unit intended for select 2010–2013 Mazda 3 and Mazdaspeed3 models with 2.0L, 2.3L, and 2.5L gasoline engines. It incorporates a hydraulic pump, electric motor, accumulator, and proportioning valve to modify brake fluid pressure during ABS operation, helping prevent wheel lockup and maintain vehicle control.
| Year | Vehicle | Engine | Trims |
|---|---|---|---|
| 2010 | Mazda 3 | 2.3L L4 Gas | Mazdaspeed |
| 2010 | Mazda 3 | 2.5L L4 Gas | S |
| 2010 | Mazda 3 | 2.0L L4 Gas | i |
| 2011 | Mazda 3 | 2.3L L4 Gas | Mazdaspeed |
| 2011 | Mazda 3 | 2.5L L4 Gas | S |
| 2011 | Mazda 3 | 2.0L L4 Gas | i |
| 2012 | Mazda 3 | 2.3L L4 Gas | Mazdaspeed |
| 2012 | Mazda 3 | 2.5L L4 Gas | S |
| 2012 | Mazda 3 | 2.0L L4 Gas | i |
| 2013 | Mazda 3 | 2.3L L4 Gas | Mazdaspeed |
| 2013 | Mazda 3 | 2.5L L4 Gas | S |
| 2013 | Mazda 3 | 2.0L L4 Gas | i |
| Condition | New |
| Part Number | BBY2437AZC |
| Brand | Mazda |
| Part Type | ABS Hydraulic Control Unit |
| Years | 2010–2013 |
| Vehicle | Mazda 3, Mazdaspeed3 |
| Engine | 2.0L L4 Gas, 2.3L L4 Gas, 2.5L L4 Gas |
| System | Anti-Lock Braking System (ABS) |
| Included Components | Accumulator, Proportioning Valve, Pump, Motor |
| Stability Control | Without Dynamic Stability Control |
| Fitment Type | Direct Replacement |
| Weight | 6.4 lb |
The BBY2437AZC Mazda ABS hydraulic control unit is designed to coordinate hydraulic braking responses within compatible factory anti-lock braking systems:
The BBY2437AZC is intended for select 2010–2013 Mazda 3 i, S, and Mazdaspeed models equipped with compatible 2.0L, 2.3L, or 2.5L gasoline engines and an ABS system without Dynamic Stability Control. Inspect the original hydraulic unit, brake line fittings, electrical connector, and mounting arrangement, and complete the applicable Mazda ABS bleeding procedure during installation.
Always verify the vehicle VIN, original ABS hydraulic unit number, Dynamic Stability Control configuration, and brake line compatibility before installation.