Denso 210-0865 Alternator

Denso Reman Alternator for Lexus Charging Systems

The Denso 210-0865 reman alternator is a 12-volt charging component built for Lexus applications that require OE-style electrical performance. With a 150-amp rating, internal fan design, and clockwise rotation, it supports stable battery charging and consistent system voltage in daily driving conditions.

Part number 210-0865 is part of the DENSO OE family and is remanufactured to match the original alternator configuration used on select Lexus IS, RC, GS, and IS250/IS350 models. If you are replacing a worn charging unit on a Lexus IS350 or Lexus RC350, this reman alternator provides a direct-fit service replacement for the listed applications.

Key Features

• 12.0-volt remanufactured alternator for Lexus charging systems
• 150-amp amperage rating for OE-style electrical output
• Internal fan design for integrated cooling
• Clockwise rotation direction
• DENSO OE family construction for listed Lexus applications
• Part number 210-0865 for easy identification and ordering

Detailed Description

The Denso 210-0865 alternator is a remanufactured electrical component engineered for select Lexus vehicles across the IS, RC, GS, and GS450h platforms. It is specified as a 12-volt unit with a 150-amp output, internal fan, and clockwise rotation, making it a direct replacement for vehicles that use this OE configuration. This part cross-references Lester 31212 for the same application.

Compatible With 2017-2018 Lexus IS300, 2017-2018 Lexus IS350, 2010-2013 Lexus IS350, 2017-2018 Lexus RC300, 2018 Lexus RC350, 2015-2017 Lexus RC350, 2016 Lexus GS350, 2016 Lexus GS450h, 2016 Lexus IS300, 2014-2016 Lexus IS350, 2016 Lexus RC300, 2013-2015 Lexus GS350, 2015 Lexus IS250, 2010-2013 Lexus IS250, and 2014 Lexus IS250.

What It Helps Address

• Low battery charging output
• Battery warning light or charging system warning
• Dim lights caused by unstable alternator output
• Electrical performance issues from a worn reman alternator
• Starting problems related to insufficient charging voltage

Installation Notes and Tips

Verify the vehicle year, model, and alternator configuration before installation. Confirm the 12-volt system, 150-amp rating, internal fan layout, and clockwise rotation match the original unit on the vehicle. Compare the existing alternator part number to 210-0865 and the listed Lexus OE references before replacement.

Fits 2017-2018 Lexus IS300, N/A; 2017-2018 Lexus IS350, N/A; 2010-2013 Lexus IS350, N/A; 2017-2018 Lexus RC300, N/A; 2018 Lexus RC350, N/A; 2015-2017 Lexus RC350, N/A; 2016 Lexus GS350, N/A; 2016 Lexus GS450h, N/A; 2016 Lexus IS300, N/A; 2014-2016 Lexus IS350, N/A; 2016 Lexus RC300, N/A; 2013-2015 Lexus GS350, N/A; 2015 Lexus IS250, N/A; 2010-2013 Lexus IS250, N/A; and 2014 Lexus IS250, N/A.

Quality Assurance

Denso remanufactured electrical components are built to OE specifications for the listed Lexus applications. Part number 210-0865 is identified for direct application matching across the supported Lexus models and years.