See also:

Geared up: 7G-TRONIC as standard in all models
All Mercedes R-Class models are equipped with the latest-generation of the innovative 7G-TRONIC automatic transmission. The Fuel Efficiency variant of the seven-speed transmission has new bearings ...

Adjusting the climate mode settings (AIR FLOW)
This function is only available with 3-zone automatic climate control. The climate mode settings are especially effective at high temperatures. You can select the following climate mode settin ...

Safety, Reliability & Mileage
The CL has not been crash-tested by the Insurance Institute for Highway Safety, nor is there reliability data for it. The CL550's mileage is estimated to be 15/23 mpg city/highway, and it takes pr ...