Part #: 11302

BBB Industries 11302 Alternator

REMAN ALTERNATOR
⚙️ 21 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦REMAN ALTERNATOR
🚗Fitment: BMW, 335is, 1 Series M, 135i, 335i, 335i xDrive, 535i, 535i xDrive, 335xi, and 535xi
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Reliable Alternator for BMW 1 Series M and 3 Series Models

The BBB Industries REMAN ALTERNATOR 11302 is designed to provide consistent electrical performance for select BMW vehicles. Engineered to meet OE specifications, this alternator supports the charging system needs of BMW 1 Series M, 135i, 335i, 335is, 335i xDrive, 335xi, 535i, 535i xDrive, and 535xi models.

  • Amperage Rating: 180 amps for robust electrical output
  • Cooling Method: Air-cooled with internal fan for efficient heat dissipation
  • Clutch Pulley Included: Yes, with a 7-groove serpentine belt pulley
  • Rotation Direction: Clockwise to match OEM specifications
  • Voltage: 12 volts with internal voltage regulator
  • OE Manufacturer: Bosch, ensuring compatibility and quality
  • Polarity: Negative
  • Plug Clock Position: 7 o'clock for proper fitment

About the REMAN ALTERNATOR Product Line

The REMAN ALTERNATOR line from BBB Industries offers remanufactured alternators that meet strict quality standards and OE specifications. This product line focuses on restoring alternators to reliable working condition, providing a cost-effective solution for BMW owners needing replacement parts without compromising performance or fitment.

Detailed Product Description

This alternator, part number 11302, features a 180-amp output suitable for the electrical demands of BMW 1 Series M and 3 Series models including the 335i and 535i variants. It incorporates an air cooling system with an internal fan to maintain optimal operating temperatures. The included clutch pulley with seven grooves is designed for serpentine belt systems, ensuring smooth power transmission and reduced belt wear. The clockwise rotation and negative polarity align with the original Bosch alternator specifications, facilitating direct replacement without modification. The internal voltage regulator maintains consistent voltage output, protecting your vehicle's electrical components.

Common Applications and Issues Addressed

  • Replacement for failing or underperforming alternators in BMW 1 Series M and 3 Series models
  • Resolves battery charging problems and electrical system malfunctions
  • Addresses issues with serpentine belt wear due to pulley malfunction
  • Eliminates voltage irregularities caused by faulty voltage regulators
  • Restores proper electrical output to support vehicle accessories and engine management

Installation Notes and Tips

When installing the BBB Industries REMAN ALTERNATOR 11302, ensure the serpentine belt is properly aligned on the 7-groove clutch pulley. Verify the plug clock position at 7 o'clock for correct electrical connections. Confirm the alternator rotates clockwise and polarity is negative to match your BMW's original setup. It is recommended to inspect the battery and charging system components during installation to ensure optimal performance.

Quality Assurance and Warranty

BBB Industries remanufactured alternators undergo rigorous testing to meet OEM standards. The REMAN ALTERNATOR 11302 is built to provide reliable performance consistent with Bosch original equipment. Warranty coverage details should be confirmed at the point of purchase, ensuring peace of mind with your replacement alternator.

BrandBBB Industries
Part Number11302
PositionREMAN ALTERNATOR
AC TapNo
Amperage Rating180
Brushless DesignNo
Cooling MethodAir
Decoupled Or Clutch PulleyYes
Fan TypeInternal
Number Of Pulley Grooves7
OE ManufacturerBosch
One Wire CapableNo
Outside Pulley Diameter (in)1-15/16
Outside Pulley Diameter (mm)49
Plug Clock Position7
PolarityNegative
Pulley Belt TypeSerpentine
Pulley IncludedYes
Pulley TypeClutch
Rotation DirectionClockwise
Voltage (V)12
Voltage Regulator TypeInternal

This part fits 21 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2013BMW335is3.0LL6N/A180 Amps; REMAN ALTERNATOR
2012BMW335is3.0LL6N/A180 Amps; REMAN ALTERNATOR
2011BMW1 Series M3.0LL6N/A180 Amps; REMAN ALTERNATOR
2011BMW335is3.0LL6N/A180 Amps; REMAN ALTERNATOR
2010BMW135i3.0LL6N/A180 Amps; REMAN ALTERNATOR
2010BMW335i3.0LL6N/A180 Amps; REMAN ALTERNATOR
2010BMW335i xDrive3.0LL6N/A180 Amps; REMAN ALTERNATOR
2010BMW535i3.0LL6N/A180 Amps; REMAN ALTERNATOR
2010BMW535i xDrive3.0LL6N/A180 Amps; REMAN ALTERNATOR
2009BMW135i3.0LL6N/A180 Amps; REMAN ALTERNATOR
2009BMW335i3.0LL6N/A180 Amps; REMAN ALTERNATOR
2009BMW335i xDrive3.0LL6N/A180 Amps; REMAN ALTERNATOR
2009BMW535i3.0LL6N/A180 Amps; REMAN ALTERNATOR
2009BMW535i xDrive3.0LL6N/A180 Amps; REMAN ALTERNATOR
2008BMW135i3.0LL6N/A180 Amps; REMAN ALTERNATOR
2008BMW335i3.0LL6N/A180 Amps; REMAN ALTERNATOR
2008BMW335xi3.0LL6N/A180 Amps; REMAN ALTERNATOR
2008BMW535i3.0LL6N/A180 Amps; REMAN ALTERNATOR
2008BMW535xi3.0LL6N/A180 Amps; REMAN ALTERNATOR
2007BMW335i3.0LL6N/A180 Amps; REMAN ALTERNATOR
2007BMW335xi3.0LL6N/A180 Amps; REMAN ALTERNATOR

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

0-121-715-01612-31-7-557-78912-31-7-558-21912-31-7-558-220

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.