BBB Industries
NEW ALTERNATOR

BBB Industries N13389 Alternator

Brand BBB Industries N13389
AC Tap No
Amperage Rating 120
Brushless Design No
Cooling Method Air
Decoupled Or Clutch Pulley No
Fan Type Internal
Number Of Pulley Grooves 6
OE Manufacturer Nippondenso
One Wire Capable No
Outside Pulley Diameter (in) 2-3/8
Outside Pulley Diameter (mm) 60
Plug Clock Position 12
Polarity Negative
Pulley Belt Type Serpentine
Pulley Included Yes
Pulley Type Conventional
Rotation Direction Clockwise
Voltage (V) 12
Voltage Regulator Type Internal
Product line NEW ALTERNATOR
Fits Lexus · 3 vehicles

OE direct replacement. Built to match the original alternator design for straightforward installation.

120-amp output. Delivers dependable charging performance for everyday electrical demands.

Pulley included. Comes ready with a conventional serpentine pulley already installed.

Cross-references 27060-50040 and 100211-6410 for the same application. See all 2.

$212.53Free shipping
In stock · usually ships same day before 1pm CST
Step 1 — Confirm fitment
Free return shipping if it doesn't fit when you check fitment here first.
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Step 2 — Quantity
Order total $212.53
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.

BBB Industries N13389 Alternator for Lexus SC400

The BBB Industries NEW ALTERNATOR N13389 is a 12-volt charging system replacement built for 1992-1994 Lexus SC400 applications. It features a 120 amp output, internal voltage regulation, and a conventional pulley setup for serpentine belt systems.

Key Features

  • 120 amp amperage rating for steady electrical output
  • 12V alternator with internal voltage regulator
  • OE manufacturer reference: Nippondenso
  • 6-groove conventional pulley included
  • Clockwise rotation with serpentine belt drive
  • Air-cooled design with internal fan
  • 12 o'clock plug clock position and negative polarity

Product Details

BBB Industries NEW ALTERNATOR line focuses on direct-fit replacement charging components for repair and maintenance work. This N13389 alternator is built around the listed OE-style specifications, including a 60 mm outside pulley diameter, internal cooling, and a pulley configuration matched to the original serpentine belt layout. It cross-references 27060-50040 and 100211-6410 for the same application. Fits 1992-1994 Lexus SC400, N/A. Fits 1992-1994 Lexus SC400, N/A. Fits 1992-1994 Lexus SC400, N/A.

Common Problems This Part Can Address

  • Low charging output from a worn alternator
  • Battery warning light caused by charging system failure
  • Dim lights or unstable electrical performance
  • Noise or wear related to an aging pulley or internal components
  • Starting issues tied to insufficient alternator output

Installation Notes and Tips

Confirm plug clock position, pulley groove count, rotation direction, and amperage rating before installation. Verify belt alignment and electrical connector match the vehicle’s original setup on Lexus SC400 models. Always compare the existing unit to the listed specifications and vehicle fitment before purchase.

Quality Assurance

BBB Industries supplies replacement electrical components built to match the listed OE manufacturer reference and application details for consistent fitment and function.

This part fits 3 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
1994LexusSC4004.0LV8N/A120 Amp Alternator - please confirm fitment and compatibility with your vehicle before purchasing.; NEW ALTERNATOR
1993LexusSC4004.0LV8N/A120 Amp Alternator - please confirm fitment and compatibility with your vehicle before purchasing.; NEW ALTERNATOR
1992LexusSC4004.0LV8N/A120 Amp Alternator - please confirm fitment and compatibility with your vehicle before purchasing.; NEW ALTERNATOR
Directly replaces or cross-references 2 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
27060-50040100211-6410