Part #: 42084

BBB Industries 42084 Alternator

REMAN ALTERNATOR
⚙️ 18 vehicles fit this part
🔍
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$353.64Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
🔥
✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
📦REMAN ALTERNATOR
🚗Fitment: Acura and Honda, ILX, TLX, and CR-V
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Reliable Remanufactured Alternator for Acura and Honda Vehicles

The BBB Industries REMAN ALTERNATOR 42084 is designed to provide dependable electrical charging performance for select Acura and Honda models. Engineered to meet OEM specifications, this alternator ensures consistent power delivery and efficient operation for your vehicle's electrical system.

Key Features of BBB Industries REMAN ALTERNATOR 42084

  • Amperage Rating: 135 amps for stable electrical output
  • Decoupled Clutch Pulley included for reduced drivetrain stress
  • Internal fan cooling method to maintain optimal operating temperature
  • 7-groove serpentine pulley with a 2-1/4 inch (57 mm) diameter
  • Negative polarity and clockwise rotation direction
  • Internal voltage regulator for precise voltage control
  • OE Manufacturer: Nippondenso, ensuring compatibility and quality

About the REMAN ALTERNATOR Product Line

The REMAN ALTERNATOR line from BBB Industries offers remanufactured alternators that restore original equipment performance. Each unit undergoes rigorous testing and rebuilding processes to meet strict quality standards. The 42084 alternator is part of this line, providing a cost-effective solution with reliable functionality for Acura and Honda vehicles.

Detailed Product Description

This alternator features a brushless design with an internal fan cooling system to maintain efficient temperature control during operation. The included decoupler pulley helps reduce vibration and wear on the belt drive system, enhancing overall durability. With a 135-amp output, it supports the electrical demands of vehicles like the Acura ILX, TLX, and Honda CR-V. The serpentine belt pulley with seven grooves and a 2-1/4 inch diameter ensures proper belt alignment and tension. Designed with a negative polarity and clockwise rotation, this alternator matches the original equipment specifications for seamless integration.

Common Applications and Issues Addressed

  • Replacement for alternators with insufficient charging output
  • Fixes electrical system failures causing battery drain
  • Resolves pulley or belt wear due to faulty clutch pulley
  • Addresses overheating issues from inadequate cooling
  • Restores proper voltage regulation for stable electrical performance

Installation Notes and Tips

  • Compatible with Acura CR-V, ILX, TLX and Honda CR-V models
  • Ensure proper alignment of the serpentine belt on the 7-groove pulley
  • Verify clockwise rotation direction during installation
  • Check electrical connections for secure fit and correct polarity
  • Follow vehicle manufacturer torque specifications for mounting bolts

Quality Assurance and Warranty

BBB Industries remanufactured alternators undergo comprehensive testing to meet OEM standards. The REMAN ALTERNATOR 42084 is built with quality components, including an internal voltage regulator and a decoupler pulley, to ensure reliable operation. Warranty coverage details should be confirmed with the distributor or installer.

BrandBBB Industries
Part Number42084
PositionREMAN ALTERNATOR
AC TapNo
Amperage Rating135
Brushless DesignNo
Cooling MethodAir
Decoupled Or Clutch PulleyYes
Fan TypeInternal
Number Of Pulley Grooves7
OE ManufacturerNippondenso
One Wire CapableNo
Outside Pulley Diameter (in)2-1/4
Outside Pulley Diameter (mm)57
Plug Clock Position2
PolarityNegative
Pulley Belt TypeSerpentine
Pulley IncludedYes
Pulley TypeDecoupler
Rotation DirectionClockwise
Voltage (V)12
Voltage Regulator TypeInternal

This part fits 18 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2022AcuraILX2.4LL4N/A135 Amps; REMAN ALTERNATOR
2021AcuraILX2.4LL4N/A135 Amps; REMAN ALTERNATOR
2020AcuraILX2.4LL4N/A135 Amps; REMAN ALTERNATOR
2020AcuraTLX2.4LL4N/A135 Amps; REMAN ALTERNATOR
2019AcuraILX2.4LL4N/A135 Amps; REMAN ALTERNATOR
2019AcuraTLX2.4LL4N/A135 Amps; REMAN ALTERNATOR
2019HondaCR-V2.4LL4N/A135 Amps; REMAN ALTERNATOR
2018AcuraILX2.4LL4N/A135 Amps; REMAN ALTERNATOR
2018AcuraTLX2.4LL4N/A135 Amps; REMAN ALTERNATOR
2018HondaCR-V2.4LL4N/A135 Amps; REMAN ALTERNATOR
2017AcuraILX2.4LL4N/A135 Amps; REMAN ALTERNATOR
2017AcuraTLX2.4LL4N/A135 Amps; REMAN ALTERNATOR
2017HondaCR-V2.4LL4N/A135 Amps; REMAN ALTERNATOR
2016AcuraILX2.4LL4N/A135 Amps; REMAN ALTERNATOR
2016AcuraTLX2.4LL4N/A135 Amps; REMAN ALTERNATOR
2016HondaCR-V2.4LL4N/A135 Amps; REMAN ALTERNATOR
2015AcuraTLX2.4LL4N/A135 Amps; REMAN ALTERNATOR
2015HondaCR-V2.4LL4N/A135 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:

104211-347031100-5X6-J01CSP47

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