The 2009 Mercedes-Benz C-Class with the 3.0L 6-cylinder is equipped with the M272 engine, specifically the M272.948 variant. This naturally aspirated V6 produces 228 horsepower and 221 lb-ft of torque. It features aluminum construction, variable valve timing on both intake and exhaust camshafts, and a sophisticated balance shaft system. The engine is paired with Mercedes’ 7G-Tronic automatic transmission and is found in the C300 model. This powerplant provides smooth acceleration and refined operation, though it requires premium fuel and has some known reliability concerns that owners should be aware of.

The 2009 Mercedes-Benz C-Class shares most parts with the W204 generation spanning 2008-2014. Engine components from the M272 3.0L V6 are compatible across C300 models from 2008-2011, and many parts interchange with other Mercedes models using the same engine including E-Class and ML-Class vehicles. Body panels, interior trim, and electrical components generally fit 2008-2011 models, with some updates occurring for 2012-2014. Suspension components, brakes, and drivetrain parts have excellent compatibility within the W204 generation. However, always verify part numbers as Mercedes made running changes throughout production years.

Parts availability changes daily. Call us at (603) 392-7313 or visit our online shop to check current inventory from this specific vehicle. If we have sold a part you need, our Parts Broker service can source it from our network of partner yards nationwide.

Yes! We ship parts from this vehicle and our entire inventory nationwide. Most orders ship within 1-2 business days via FedEx or freight carriers for larger components like engines and transmissions. Call (603) 392-7313 for a shipping quote on any part.

The M272 3.0L V6 in the 2009 C-Class has mixed reliability. While it provides smooth performance and good fuel economy, it’s plagued by the serious balance shaft defect that can destroy the engine without warning. Regular oil changes every 5,000 miles with full synthetic oil are crucial, not the extended intervals Mercedes recommends. Watch for intake manifold issues and keep up with transmission services every 40,000 miles. Despite these concerns, engines that survive past 100,000 miles without balance shaft failure often provide many more years of service with proper maintenance.