2006-2012 Mercedes-Benz Harmonic Balancer / Crankshaft / Crank Pulley 2730300103
OEM Part #: 273-030-01-03 (2730300103)
Actual photo
The exact part you’ll receive — not a stock photo.
$22.38
Used
Donor2010 Mercedes-Benz GL450 · 4.7L
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Genuine OEM Used
SKU: 594737
Donor Vehicle: 2010 Mercedes-Benz GL450 · 4.7L
2 photos
$22.38
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Mercedes-Benz Harmonic Balancer / Crankshaft / Crank Pulley, OEM part number 2730300103. This used genuine OEM pulley serves as the vibration damper at the front of the crankshaft, driving the serpentine belt. A failing balancer can cause visible wobble, belt slippage, or a rhythmic engine vibration that worsens with RPM. Fits multiple Mercedes V8 and V12 engines from the 4.7L to 5.5L range, including naturally aspirated and turbocharged variants.
Specifications
| Fits Vehicle Model | CL550, CLK550, CLS550, E550, GL450, R500, S550, SL500, SL550 |
| Fits Vehicle Make | Mercedes-Benz |
| OEM Part No | 273-030-01-03 (2730300103) |
| Category | Rotating Assembly |
Compatible Vehicles
Fits 42 vehicle configurations across 1 make, 2006-2012.
Check your specific vehicle before ordering.
This list shows year, make, and model. Some years have multiple trims or
engines that use different parts, and individual listings may have
additional fitment notes (e.g. “with sunroof only”). Review
the full variant list below, or
message us with your VIN
and we’ll confirm the match.
View all 42 vehicle configurations
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 2009 | Mercedes-Benz | CLK550 | Convertible | 5.5L V8 | |
| 2010 | Mercedes-Benz | CLS550 | Sedan | 5.5L V8 | |
| 2010 | Mercedes-Benz | E550 | Sedan | 5.5L V8 | |
| 2010 | Mercedes-Benz | E550 | Coupe | 5.5L V8 | |
| 2011 | Mercedes-Benz | CLS550 | Sedan | 5.5L V8 | |
| 2011 | Mercedes-Benz | E550 | Sedan | 5.5L V8 | |
| 2011 | Mercedes-Benz | E550 | Coupe | 5.5L V8 | |
| 2007 | Mercedes-Benz | CL550 | Coupe | 5.5L V8 | |
| 2007 | Mercedes-Benz | S550 | Sedan | 5.5L V8 | |
| 2008 | Mercedes-Benz | CL550 | Coupe | 5.5L V8 | |
| 2008 | Mercedes-Benz | S550 | Sedan | 5.5L V8 | |
| 2009 | Mercedes-Benz | E550 | Sedan | 5.5L V8 | |
| 2007 | Mercedes-Benz | GL450 | SUV | 4.7L V8 | |
| 2008 | Mercedes-Benz | GL450 | SUV | 4.7L V8 | |
| 2009 | Mercedes-Benz | GL450 | SUV | 4.7L V8 | |
| 2010 | Mercedes-Benz | GL450 | SUV | 4.7L V8 | |
| 2011 | Mercedes-Benz | GL450 | SUV | 4.7L V8 | |
| 2012 | Mercedes-Benz | GL450 | SUV | 4.7L V8 | |
| 2007 | Mercedes-Benz | CLS550 | Sedan | 5.5L V8 | |
| 2007 | Mercedes-Benz | E550 | Sedan | 5.5L V8 | |
| 2008 | Mercedes-Benz | CLS550 | Sedan | 5.5L V8 | |
| 2008 | Mercedes-Benz | E550 | Sedan | 5.5L V8 | |
| 2009 | Mercedes-Benz | CLS550 | Sedan | 5.5L V8 | |
| 2009 | Mercedes-Benz | CLK550 | Coupe | 5.5L V8 | |
| 2009 | Mercedes-Benz | SL550 | Convertible | 5.5L V8 | |
| 2011 | Mercedes-Benz | SL550 | Convertible | 5.5L V8 | |
| 2012 | Mercedes-Benz | SL550 | Convertible | 5.5L V8 | |
| 2011 | Mercedes-Benz | E550 | Convertible | 5.5L V8 | |
| 2007 | Mercedes-Benz | CLK550 | Convertible | 5.5L V8 | |
| 2007 | Mercedes-Benz | CLK550 | Coupe | 5.5L V8 | |
| 2008 | Mercedes-Benz | CLK550 | Convertible | 5.5L V8 | |
| 2008 | Mercedes-Benz | CLK550 | Coupe | 5.5L V8 | |
| 2008 | Mercedes-Benz | SL550 | Convertible | 5.5L V8 | |
| 2007 | Mercedes-Benz | SL550 | Convertible | 5.5L V8 | |
| 2009 | Mercedes-Benz | S550 | Sedan | 5.5L V8 | |
| 2011 | Mercedes-Benz | CL550 | Coupe | 4.7L V8 Turbo | |
| 2010 | Mercedes-Benz | CL550 | Coupe | 5.5L V8 | |
| 2010 | Mercedes-Benz | S550 | Sedan | 5.5L V8 | |
| 2011 | Mercedes-Benz | S550 | Sedan | 5.5L V8 | |
| 2007 | Mercedes-Benz | R500 | Wagon | 5.0L V8 | |
| 2006 | Mercedes-Benz | SL500 | Convertible | 5.0L V8 | |
| 2009 | Mercedes-Benz | CL550 | Coupe | 5.5L V8 |