MERCEDES-BENZ AUXILIARY BATTERY (2007-2023) OE 000000004039

Mercedes-Benz Auxiliary Battery (20072023) OE# 000000004039

Ensure reliable electrical support for your Mercedes-Benz with this genuine OEM Auxiliary Battery. Specifically designed to power essential vehicle systems when the engine is off, this battery maintains functions such as electronic gear selectors, start-stop systems, safety features, and convenience electronics.

OEM Part Number: 000000004039
Compatibility: Select Mercedes-Benz models from 2007 to 2023 (including E-Class, S-Class, CLS, GL, GLE, ML, GLK, GLC, and others confirm fitment by VIN or application list).

Key Features:

• Genuine OE quality direct replacement for the original part, engineered to meet strict Mercedes-Benz specifications

• Reliable power support maintains critical electrical systems during engine-off operation and supports seamless start-stop functionality

• Long-lasting performance built for durability and tested for dependable output in all driving conditions

• Plug-and-play installation no modifications required; installs easily in the factory battery tray or auxiliary battery housing

Replaces or Supersedes:

• 000000004039

• A000000004039

Note: The auxiliary battery is separate from the main starter battery and is essential for proper functioning of various control modules. A faulty auxiliary battery can cause system warnings or disabled features.

Compatible Mercedes-Benz Vehicles

2024

• Sprinter 2500 / 3500 / 3500 XD

  • 2.0L L4 Diesel Base

2023

• EQB 250

  • Electric Base

• EQB 300 / EQB 350

  • Electric 4Matic®

• Sprinter 3500 XD

  • 2.0L L4 Diesel Base

2022

• A 35 AMG®

  • 2.0L L4 Gas 4Matic®

• EQB 300 / EQB 350

  • Electric 4Matic®

20192017

• GLE 43 AMG®

  • 3.0L V6 Gas 4Matic®

• GLE 63 AMG® / GLE 63 AMG® S

  • 5.5L V8 Gas 4Matic®

• GLS 550

  • 4.6L V8 Gas 4Matic®

• Metris

  • 2.0L L4 Gas Base (2017 only)

20162015

• GL 550

  • 4.6L V8 Gas 4Matic®

• GLE 63 AMG® / GLE 63 AMG® S

  • 5.5L V8 Gas 4Matic®

• Metris

  • 2.0L L4 Gas Base (2016 only)

20142010

• E-Class (E250, E350, E550, E63 AMG®)

  • 1.8L5.5L engines (Gas/Diesel/Electric) various trims including Avantgarde, Bluetec, Base, 4Matic®, Convertible, Coupe, Sedan, Wagon

• CL-Class (CL550, CL600, CL63 AMG®, CL65 AMG®)

  • 4.6L6.0L engines (Gas) Coupe

• CLS-Class (CLS550, CLS63 AMG®, CLS63 AMG® S)

  • 4.6L5.5L V8 Gas Sedan/Wagon 4Matic®, Base

• G-Class (G63 AMG®)

  • 5.5L V8 Gas Sport Utility Base

• GL-Class (GL350, GL450, GL550, GL63 AMG®)

  • 3.0L5.5L engines (Gas/Diesel) Sport Utility Base, 4Matic®

• GLK-Class (GLK250, GLK350)

  • 2.1L3.5L L4/V6 Gas/Diesel Sport Utility Base, 4Matic®

• ML-Class (ML350, ML450, ML550, ML63 AMG®)

  • 3.0L5.5L engines (Gas/Diesel/Electric) Sport Utility Base, Bluetec, 4Matic®

• R-Class (R350)

  • 3.0L3.5L engines (Gas/Diesel) Wagon Base, Bluetec, 4Matic®

• S-Class (S400, S550, S600, S63 AMG®, S65 AMG®)

  • 3.5L6.0L V6/V8/V12 (Gas/Electric) Sedan Base, 4Matic®, Hybrid

• CLA-Class (CLA250, CLA45 AMG®)

  • 2.0L L4 Gas/Flex Sedan Base, 4Matic®

20092007

• GL 450

  • 4.6L V8 Gas Base