Perfect Fit for 2011–2014 M278 4.7L Twin-Turbo Models (W221 S500/S550, C216 CL500/CL550, including 4MATIC variants) – Ends charging strain, battery warnings, or electrical issues in your luxury Mercedes V8!
Key Specifications
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Output: 220A (high-output for V8 demands)
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Voltage: 14V charging system (12V nominal)
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Pulley: 6-groove freewheel (OAP) – quiet & durable
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Rotation: Clockwise
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Regulator: Integrated IR/IF for Mercedes ECU compatibility
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Mounting: Direct bolt-on with 4 holes
Product Highlights
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Reliable 220A Charging — Powers premium infotainment, adaptive features, and electronics without drops or drain.
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Exact OEM Replacement — Bolt-on for Mercedes part A0141541002 / Valeo FG23S021. No mods; seamless diagnostics.
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Quiet & Durable — Freewheel pulley minimizes noise/vibration; heat-resistant for Singapore conditions.
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Premium Quality — Valeo-tested for full-load and reliability to match factory standards.
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Great Value — Genuine Mercedes alternators are expensive – this Valeo new or premium reman delivers identical performance cheaper.
Installation Notes
- Pro installation advised.
- Check serpentine belt, tensioner, and battery first.
- After fitment: Verify voltage under load; reset adaptations if needed.
Sales-Focused / Quick Ad Bullet Version 🔥 Mercedes S550 / CL550 220A Alternator – 4.7L V8 Biturbo Charging Fix! OE Cross: FG23S021 / A0141541002 / 439689 / 440274 – Valeo Premium Match! Ideal for 2011–2014 W221/C216 models – stops weak charging, battery light, or luxury strain!
- 220A high-output charging
- 6-groove freewheel pulley – quiet & durable
- Direct OEM replacement – plug & play
- Excellent value – factory performance, better price!
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