The GL-Class is a larger luxury SUV from Mercedes-Benz. With three rows of seating and larger dimensions, the GL slots above the M-Class in the Mercedes lineup. The GL range includes three all-wheel-drive models with alphanumeric designations corresponding to their powertrain. The GL450 is powered by a 362-bhp V8 engine. Output increases to 429-bhp in the GL550 V8 model. The GL line also includes a diesel model, the GL350 BlueTec. In terms of legroom and cargo volume, the GL-Class is on par with other vehicles segment.

The second generation GL-Class joins the Mercedes lineup for the 2013 model year. The 2013 model wears modestly updated styling and matches nearly every dimension of the outgoing model. The GL retains the same three model designations, but power increases for all three powertrains. The GL350 BlueTEC equips a 3.0l diesel V6 rated at 240-bhp (+30). The GL450 and GL550 both equip a 4.7l V8 engine rated at 362-bhp (+27) in the GL450 and 429-bhp (+47) in the GL550. All-wheel-drive and a seven speed automatic are standard on all three models.