OEX Alternator 12V 136A Bosch Style – BXA9058
The OEX Alternator BXA9058 is a reliable 12V, 136-amp Bosch-style alternator designed as a direct replacement unit for compatible vehicles requiring stable and efficient charging performance. Built for consistent electrical output, it is suitable for passenger, commercial, and light industrial applications where dependable performance is essential.
Manufactured to OE specifications using high-quality components and ISO-certified production standards, this alternator delivers long service life, durability, and accurate fitment across Bosch-style charging systems.
Key Features
- 136A high-output capacity – suitable for increased electrical demand
- Bosch-style OE replacement design – direct fitment application
- Internal regulator – stable and precise voltage control
- Quad leg mounting configuration – secure OE-style installation
- 8 groove pulley system – reliable belt drive performance
- Brand new unit – not remanufactured
- 3-year passenger / 1-year commercial warranty
Specifications
- Voltage: 12V
- Output: 136 Amp
- Part Number: BXA9058
- Pulley Section: 8 Groove
- Pulley Outside Diameter: 57.5mm
- Regulator Type: Internal
- Mount Type: Quad Leg
- Mount Centre to Centre: 160mm
- Inside Mounting Legs: 67mm
- Adjusting Hole Diameter: M10 x 1.5 / 11mm
- Pivot Hole Diameter: M10 x 1.5 / 11mm
- Suits Unit Make: Bosch Style
- Unit Type: New
Vehicle Applications
Commonly fitted to:
- RAM 3500 (selected models)
- Other heavy passenger and commercial vehicles using Bosch-style 136A alternator setups
✔ Application-specific unit – always confirm by part number BXA9058 before purchase
✔ Fitment depends on exact mounting and electrical configuration
(Bosch-style alternators may look similar but differ in mounting pattern, pulley offset, and connector setup, so verification is essential.)
Performance & Reliability
The BXA9058 alternator is engineered for stable charging performance under varying load conditions. It supports vehicle electrical systems such as ignition, lighting, HVAC, and onboard electronics, ensuring consistent voltage output and dependable operation.
Its OE-style construction and reinforced design make it suitable for both everyday driving and demanding commercial use, where reliability and durability are critical.
Why Choose OEX?
- Trusted aftermarket brand across Australia & New Zealand
- Designed for OE-style fitment and dependable performance
- Built under ISO-certified manufacturing standards
- Proven reliability across passenger, commercial, and industrial use
- Strong nationwide warranty support
