X164 2006–2012 (9 motorer)
| Motor | Motorkod | Bränsle | Original (hk) |
|---|---|---|---|
| 320 CDI 211hp | OM642 | diesel | 211 |
| 350 CDI 211hp | OM642 | diesel | 211 |
| 320 CDI 224hp | OM642 | diesel | 224 |
| 350 CDI 224hp | OM642 | diesel | 224 |
| 350 CDI 265hp | OM642 | diesel | 265 |
| 420 CDI 306hp | OM646 | diesel | 306 |
| 450 CDI 306hp | OM646 | diesel | 306 |
| 450 - 340hp | M273 | bensin | 340 |
| 500 - 388hp | M273.963 | bensin | 388 |
X166 2012– (5 motorer)
| Motor | Motorkod | Bränsle | Original (hk) |
|---|---|---|---|
| 350 Bluetec 258hp | OM642 | diesel | 258 |
| 400 - 333hp | M276 | bensin | 333 |
| 450 367hp | M166 | bensin | 367 |
| 500 - 435hp | M278 | bensin | 435 |
| GL 63 AMG - 558hp | M157 | bensin | 558 |