HomeBBB Industries 11312 Alternator
Part #: 11312

BBB Industries 11312 Alternator

REMAN ALTERNATOR
3 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
REMAN ALTERNATOR
Fitment: BMW, Z4
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Reliable Remanufactured Alternator for BMW Z4

The BBB Industries REMAN ALTERNATOR 11312 is designed to restore your BMW Z4's electrical charging system with dependable performance. This remanufactured alternator offers a 150-amp output and is engineered to meet OE specifications, ensuring consistent power delivery for your vehicle's electrical needs.

  • 150 Amperage Rating for efficient charging
  • Internal fan cooling method for optimal temperature control
  • Conventional pulley with 6 grooves and 2-1/8 inch diameter
  • Compatible with serpentine belt systems
  • Clockwise rotation direction and negative polarity
  • Internal voltage regulator for stable voltage output
  • OE Manufacturer: Valeo
  • Plug clock position at 2 o'clock for proper fitment

About the REMAN ALTERNATOR Product Line

The REMAN ALTERNATOR line from BBB Industries focuses on remanufactured alternators that meet or exceed original equipment standards. Each unit undergoes a thorough rebuilding process to ensure reliability and performance comparable to new alternators. The 11312 part number is part of this line, providing a cost-effective solution for BMW Z4 owners seeking quality replacement components.

Detailed Product Description

This alternator features a 150-amp output suitable for the electrical demands of the BMW Z4. It uses an internal fan cooling system to maintain optimal operating temperatures, enhancing durability. The pulley included is conventional with six grooves, measuring 2-1/8 inches in diameter, designed for serpentine belt compatibility. The alternator rotates clockwise and has a negative polarity configuration. An internal voltage regulator ensures consistent voltage supply, protecting your vehicle's electrical system. The plug clock position is set at 2 o'clock, matching the original equipment for straightforward installation.

Common Issues Addressed by This Alternator

  • Battery not charging properly or draining quickly
  • Dim or flickering headlights and electrical accessories
  • Warning lights related to charging system on the dashboard
  • Unusual noises from the alternator pulley or belt area
  • Intermittent electrical failures or vehicle stalling

Installation Notes and Tips

Ensure the serpentine belt is properly aligned on the 6-groove pulley with a 2-1/8 inch diameter. Verify the plug clock position at 2 o'clock matches your vehicle's wiring harness for correct electrical connections. Confirm the alternator's clockwise rotation and negative polarity are compatible with your BMW Z4 model. It is recommended to inspect the belt tensioner and battery condition during installation to maintain optimal charging system performance.

Quality Assurance and Warranty

BBB Industries remanufactured alternators undergo rigorous testing to meet OE standards. The REMAN ALTERNATOR 11312 is built to provide reliable performance and durability. Please refer to BBB Industries' warranty policy for specific coverage details related to this alternator.

BrandBBB Industries
Part Number11312
PositionREMAN ALTERNATOR
Amperage Rating150
AC TapNo
Brushless DesignNo
Cooling MethodAir
Decoupled Or Clutch PulleyNo
Fan TypeInternal
Number Of Pulley Grooves6
OE ManufacturerValeo
One Wire CapableNo
Outside Pulley Diameter (in)2-1/8
Outside Pulley Diameter (mm)54
Plug Clock Position2
PolarityNegative
Pulley Belt TypeSerpentine
Pulley IncludedYes
Pulley TypeConventional
Rotation DirectionClockwise
Voltage (V)12
Voltage Regulator TypeInternal

This part fits 3 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2008BMWZ43.2LL6N/ASuitable for 150 Amp alternator applications; REMAN ALTERNATOR
2007BMWZ43.2LL6N/ASuitable for 150 Amp alternator applications; REMAN ALTERNATOR
2006BMWZ43.2LL6N/ASuitable for 150 Amp alternator applications; 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:

12-31-7-836-61012-31-7-837-691TG15C098

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