SKU:BXA020
ALTERNATOR 12V 180A BOSCH STYLE BXA020
ALTERNATOR 12V 180A BOSCH STYLE BXA020
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Description
Description
Alternator 12V 180A Bosch Style – BXA020
The OEX Alternator BXA020 is a high-performance 12V, 180-amp alternator designed as a direct replacement for Bosch-style units. Engineered to deliver superior charging output, this alternator is ideal for modern BMW vehicles with high electrical demands, including turbocharged petrol and diesel engines.
Built using premium-grade components and tested to strict quality standards, this unit ensures reliable performance, consistent power delivery, and long service life under demanding driving conditions.
Key Features
- High output 180A charging capacity – ideal for high-demand electrical systems
- Bosch-style design – direct OE replacement fitment
- Internal regulator (Pin Code IR148) – ensures stable voltage control
- Clutch-style pulley – reduces belt vibration and improves efficiency
- 7-groove pulley system – enhanced belt grip and durability
- Heavy-duty construction – designed for performance vehicles
- Brand new unit – not remanufactured
- 3-year passenger / 1-year commercial warranty
Specifications
- Voltage: 12V
- Output: 180 Amp
- Pulley Type: 7 Groove (Clutch Style)
- Pulley Outside Diameter: 49mm
- Regulator Type: Internal
- Pin Code: IR148
- Mount Type: Pad mount
- Mount Centres: 174mm
- Adjusting Hole Diameter: 10mm
- Mount Leg Thickness: 62.5mm
- Weight: 7.38kg
- Suits Unit Make: Bosch
- Unit Type: New
Vehicle Applications
Commonly fitted to:
BMW 1 Series
- 135i E82 / E88 3.0L Turbo Petrol (2007–2013)
- 1M E82 3.0L Turbo Petrol (2011–2012)
BMW 3 Series
- E90 / E91 / E92 / E93 335i / 335xi 3.0L Turbo Petrol (2006–2013)
- E90 / E91 335d 3.0L Turbo Diesel (2006–2012)
- E90 325d / 330d 3.0L Diesel (2006–2011)
- F31 330d 3.0L Diesel (2013–2019)
BMW 6 Series
- F06 / F12 / F13 640i / 640d 3.0L Turbo (2011–2018)
BMW X Series
- X5 E70 / F15 M50d, xDrive30d, xDrive40d (2010–2018)
- X6 E71 / F16 M50d, xDrive40d (2009–2019)
BMW Z4
- E89 sDrive35i / 35is 3.0L Turbo Petrol (2009–2016)
⚠️ Always confirm compatibility using OE number or exact vehicle specifications before purchase.
Performance & Reliability
The BXA020 alternator is designed to support the high electrical loads of modern BMW vehicles, including advanced ECU systems, infotainment, climate control, and performance electronics. Its high-output capacity and clutch pulley design ensure smooth operation, reduced wear, and consistent battery charging even under demanding driving conditions.
Why Choose OEX?
- Trusted aftermarket brand across Australia & New Zealand
- Designed for OE-level performance and direct fitment
- Built for high-performance and luxury vehicle applications
- Backed by reliable warranty and proven durability
Shipping
Shipping
Every order at TINKR promises fast shipping to your door, anywhere in New Zealand. Within 1-3 business days. Courier pickups Monday - Friday. Excluding public holidays.
Our standard delivery requires a signature upon receipt, however type any delivery instructions in the box provided during the TINKR check out on how you want your order delivered. For example, No signature required or leave on front porch etc.
How fast is Tinkr's Shipping?
How fast is Tinkr's Shipping?
While it is possible for many Auckland orders to be delivered the same day, delivery estimates are; North Island - Overnight. South Island and Rural - extra 1-2 days

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TINKR is your most comprehensive New Zealand owned auto parts store. With over 150,000 car parts, accessories & tools, to suit a huge range of passenger cars, 4x4s and commercial vehicles. Whether you're after a cambelt, a fan belt, or a seat belt, for a Toyota Corolla, a Mitsubishi Lancer, or a trusty Mazda Familia - TINKR has it covered.
ALTERNATOR 12V 180A BOSCH STYLE BXA020