Torchbeam 100 A Alternator, Model 13715N

The Torchbeam Alternator is listed as a 100 A replacement for select Lexus SC430, LS400, GS400, SC400, and GS430 model years. Its listed interchange numbers and vehicle fitment are useful starting points, but buyers should match the existing part number and exact vehicle before ordering.

At a glance

Listed for specified Lexus model years across five vehicle lines.
The listing gives a 100 A rating and identifies a six-groove pulley with clockwise rotation.
Manufacturer describes installation as plug-and-play without modifications or drilling.

Price

$84.58Save 10%

Reference price: ~~$93.99~~

Price checked: Nov 12, 2026

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Pros and cons

Pros

The listed interchange numbers give buyers several identifiers to compare against the vehicle's current alternator.
A six-groove pulley, clockwise rotation, and plug details are specified for fitment comparison.

Technical specifications

16 specifications

Identity
Brand	Torchbeam
Model	Alternator
Item model number	13715N Alternator
Manufacturer part number	1057ALT210VUS
OEM part numbers	13715N,13991,90295361,90295546,2706050230,2706050210,13715,19134268,2706050240,137158,19134504,MPA13715
Rated amperage	100 A

Dimensions and installation
Dimensions listed	9.49 x 8.54 x 7.2 inches
Weight listed	14.96 pounds
Position	Front
Exterior	Machined

Design details
Rotation	CW
Pulley class	S6
Pulley grooves	6-Groove Pulley
Design	IR/IF
Plug clock	02
Plug code	303

What to know before buying

Listing details to confirm

Fitment and replacement part numbers are manufacturer/listing claims. Match the vehicle year and existing part number before purchase. The listing describes plug-and-play installation, but does not establish fitment for vehicles outside the named applications.

Who is it for?

A good fit for

Owners of the listed Lexus model years who can confirm the alternator's part number and connection details.
Buyers comparing a replacement against a 100 A, clockwise, six-groove configuration.

Less suited to

Vehicles not listed in the stated Lexus applications unless compatibility is confirmed separately.
Buyers who need independently verified performance or fitment data.

Torchbeam 100 A Alternator, Model 13715N · photo 2 — Additional product photo 2

Customer reviews on Amazon

5 / 5 · 16 ratings

5 stars100%100%
4 stars0%0%
3 stars0%0%
2 stars0%0%
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The available feedback evidence is limited to aggregate ratings, which are uniformly five-star in the supplied distribution. That small rating sample does not identify what customers liked or establish fitment, durability, or electrical performance. Buyers should rely on matching the specified vehicle application and part numbers rather than the rating alone.

Frequently asked questions

Which Lexus vehicles are listed as compatible?

The listing names the 2002 SC430, 1998–2000 LS400, GS400 and SC400, and 2001–2005 GS430. Confirm your exact vehicle and current part number before ordering.

What is the listed output and pulley configuration?

The listing specifies 100 A, clockwise rotation, and a six-groove pulley.

Does the listing provide installation guidance?

The manufacturer describes the alternator as plug-and-play with no modifications or drilling. Confirm connector and mounting compatibility for your vehicle.