Some Mercedes CL-Class, S-Class, R-Class are built with
the same air conditioning compressor. The Original Equipment Manufacturer
Numbers (OEM numbers) are Mercedes 0012308211, 0022301211, 0022306711, A0022301211, A0022306711.
The air-conditioning system of these
vehicles was assembled with a Denso 7SEU17C compressor. Manufacturer numbers: Denso 447150-0700, 447150-3080, 447190-6580.
These ac units seem to be interchangeable