BMW N55 AC Compressor Guide: Performance & Reliability Insights

The BMW N55 AC compressor plays a critical role in optimizing engine airflow, directly impacting performance and throttle response in BMW N55-powered vehicles. Understanding its function and care is essential for enthusiasts and technicians alike.

As part of the BMW N55 engine’s turbocharging system, the AC compressor pressurizes intake air before it enters the turbocharger, ensuring efficient combustion. This component directly influences power delivery, especially under high-load conditions. Proper operation prevents power loss and maintains responsiveness, making it a key factor in N55 engine performance.

Drivers may encounter symptoms like reduced acceleration, engine hesitation, or warning lights signaling AC system faults. Internal leaks, compressor clutch slippage, or worn seals are frequent culprits. Regular diagnostics help identify these issues early, avoiding costly repairs and preserving engine health.

Routine maintenance includes inspecting for refrigerant leaks, testing clutch engagement, and checking compressor belt tension. When servicing, use genuine BMW OEM parts and follow manufacturer torque specs. Professional diagnostics ensure accurate repair—critical for the N55’s high-performance demands.

Mastering the BMW N55 AC compressor’s function and maintenance ensures peak performance and longevity. Whether upgrading or servicing, prioritize reliable components and expert care. For genuine part replacements and professional support, consult certified BMW technicians to keep your N55 running at its best.

This N55 AC compressor includes the clutch, which is a common wear and failure item on the A/C compressor. Replaces the following BMW part numbers: 64529217868 (64-52-9-217-868) 64529154070 (64-52-9-154-070) For full BMW fitment information or for assistance from one of our BMW experts, we recommend calling us at 877. On a nice, sunny day, my AC suddenly gave up and left me sweating.

Turns out, the most expensive part of the system broke.So, in this video I'll demonstrate. Denso A/C Compressor - With Magnetic Clutch - N55 Denso T#: 641778 Part#: 64529217868. A/C Compressor Brand: ES#: 2720451 Mfg#: 64529332781 Qty: Availability: Ships in 3 Business Days.

Shop OEM BMW A/C Compressors at BMW Parts Deal Up to 30% off Now! We offer factory BMW A/C Compressors for all BMW series and models. BMW F22 M235 F33 F82 M3 M4 S55 N55 AC Compressor Clutch A/C Pump W/ Pulley OEM $62.99 $69.99 + $25.00 shipping. A/C Compressor for BMW 2 Coupe (F22, F87), M 235 i, 240kW (326ps), N55 B30 A in DENSO catalogue: find genuine parts online.

Full info about latest available DENSO products. AC Compressor - Nissens - E82 E90 E92 E93 E84 E89 - N54/N55 Engine Quality replacement air conditioning compressor for N54 and N55 engines. Special Application Notes: BMW Part Number 64526956719 (64-52-6-956-719).

OEM AC A/C Compressor PUMP FOR 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 BMW N55 3.0L 6956719. THIS PRODUCT IS OEM GENUINE FACTORY. MATTHEW 7:12.

While we're happy to order the original BMW compressor, this OEM unit is what we would use in our own BimmerWorld BMWs. This N55 AC compressor includes the clutch, which is a common wear and failure item on the A/C compressor.