Petrol engines
| Model Power | Displacement | Cylinder | Engine | Camshaft drive system belt / chain |
|---|---|
| Mercedes CLS 300 185 kW / 248 hp / 252 PS | 3498 cc | 6 | M 276 DE 35 red. | timing chain |
| Mercedes CLS 350 225 kW / 302 hp / 306 PS | 3498 cc | 6 | M 276 DE 35 | timing chain |
| Mercedes CLS 400 4MATIC 245 kW / 329 hp / 333 PS | 3498 cc | 6 | M 276 DE 35 AL | timing chain |
| Mercedes CLS 500 300 kW / 402 hp / 408 PS | 4663 cc | 8 | M 278 DE 46 AL red. | timing chain |
| Mercedes CLS 500 4MATIC 300 kW / 402 hp / 408 PS | 4663 cc | 8 | M 278 DE 46 AL red. | timing chain |
| Mercedes CLS 63 AMG 386 kW / 518 hp / 525 PS | 5461 cc | 8 | M 157 DE 55 AL | timing chain |
| Mercedes CLS 63 AMG 410 kW / 550 hp / 557 PS | 5461 cc | 8 | M 157 DE 55 AL | timing chain |
| Mercedes CLS 63 AMG 4MATIC 410 kW / 550 hp / 557 PS | 5461 cc | 8 | M 157 DE 55 AL | timing chain |
| Mercedes CLS 63 AMG S 4MATIC 430 kW / 577 hp / 585 PS | 5461 cc | 8 | M 157 DE 55 AL | timing chain |
Diesel engines
| Model Power | Displacement | Cylinder | Engine | Camshaft drive system belt / chain |
|---|---|
| Mercedes CLS 200 d 125 kW / 168 hp / 170 PS | 2143 cc | 4 | OM 651 DE 22 LA | timing chain |
| Mercedes CLS 250 CDI 150 kW / 201 hp / 204 PS | 2143 cc | 4 | OM 651 DE 22 LA | timing chain |
| Mercedes CLS 250 d 150 kW / 201 hp / 204 PS | 2143 cc | 4 | OM 651 DE 22 LA | timing chain |
| Mercedes CLS 250 d 4MATIC 150 kW / 201 hp / 204 PS | 2143 cc | 4 | OM 651 DE 22 LA | timing chain |
| Mercedes CLS 350 BlueTEC 4MATIC 185 kW / 248 hp / 252 PS | 2987 cc | 6 | OM 642 LS DE 30 LA | timing chain |
| Mercedes CLS 350 d 185 kW / 248 hp / 252 PS | 2987 cc | 6 | OM 642 LS DE 30 LA | timing chain |
| Mercedes CLS 350 d 4MATIC 190 kW / 255 hp / 258 PS | 2987 cc | 6 | OM 642 LS DE 30 LA | timing chain |
| Mercedes CLS 350 CDI 4MATIC 195 kW / 261 hp / 265 PS | 2987 cc | 6 | OM 642 LS DE 30 LA | timing chain |
Related: Mercedes-Benz CLS-Class (all Gen.) / Mercedes-Benz / All car brands