

OEM No.
WPS: 11220N
Bosch: 0121715006, 0121715014, 0121715114,
0986047650, 0986047670, 1986AJ0766
Cargo: 115532
Mercedes Benz: 0131543502, 0131545602, 013154560280,
2721540802, A0131543502, A013154350280,
A0131545602, A013154560280, A2721540802
Designed specifically for the Mercedes-Benz CL 500 5.5/4-Matic engine series, the 12V 180A 11220N/0121715006 Bosch car alternator is a reliable replacement and upgrade solution for your vehicle’s electrical system. Boasting a rated operating voltage of 12V DC and a continuous output current of 180A, this alternator delivers consistent power to meet the demands of modern vehicle electronics, from lighting and infotainment to critical systems.
Equipped with an internal voltage regulator, it ensures stable voltage output, protecting sensitive components from fluctuations and extending their lifespan. The alternator features a shaft size of ∅17mm, paired with a pulley measuring ∅50mm with 6PK grooves, designed to align seamlessly with the vehicle’s belt drive system for smooth operation.
Installation is simplified by its precise mounting specifications: a pivot/adjustment distance of 182mm, with adjustment hole diameters of ∅9mm (two) and pivot hole mounts also at ∅9mm (two). This ensures a perfect fit with the original mounting points, reducing the need for modifications. The +B output terminal, sized M8, provides a secure connection to the vehicle’s electrical system, minimizing loose connections and ensuring efficient power transfer.
Whether replacing a worn-out original alternator or upgrading to handle increased electrical loads, this unit offers strong compatibility with the Mercedes-Benz CL 500 5.5/4-Matic, requiring no special maintenance and ensuring hassle-free operation.
Trust in this alternator to keep your vehicle’s electrical system running efficiently, providing peace of mind on every drive.
ZKM81884 Common Application: MERCEDES BENZ CL 500 5.5 / 4-Matic
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Voltage: |
12V |
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Amps: |
180A |
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Regulator: |
Internal |
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Shaft Size: |
Ø17mm |
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Pulley/Gooves: |
Ø50mm/ 6PK |
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Mount Piv./D: |
182mm |
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Adj.Hole Dia: |
Ø9mm, Ø9mm |
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Piv.Hole Mount: |
Ø9mm, Ø9mm |
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+B Output: |
M8 |
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Exhaust Part: |
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OE No: |
0121715006 |
442272 |
0131545602 |
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Hella: |
LESTER: |
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A=33 |
B= |
C=55 |
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Changzhou Hancheng Auto Parts Co., Ltd. is a modern industrial and trading enterprise integrating R&D, production, and sales, with many years of experience in the automotive motor industry. With 27 years of production experience, we operate under the domestic brand BAIXIN and the international brand ZEKEMARK. We have 120 distributors in China, and export to countries and regions such as South Africa, Dubai, and Thailand. Our specialty products are the BOSCH and DENSO series motors, and we also accept OEM customization.
Industry Advantages: Leveraging our own production base and global trade network, we ensure comprehensive control over the entire process, from raw material sourcing and precision manufacturing to end-user sales, ensuring consistent quality and efficient delivery. Our production workshop is equipped with automated production lines and precision testing equipment, strictly adheres to the ISO16949 quality management system, and our products have obtained multiple international certifications.

