The Mercedes-Benz C-Class T-modell (S203) facelift, specifically the AMG C 55 V8 Automatic variant, represents a high-performance iteration of the popular C-Class estate car. Produced from May 2004 to May 2007, this model combined the practicality of a wagon with the potent power of Mercedes-AMG’s naturally aspirated V8 engine. It occupied the top performance tier within the S203 T-modell range, offering a compelling alternative to more conventional luxury wagons and appealing to drivers seeking both space and exhilarating performance. This variant was primarily sold in Europe, where the station wagon body style enjoys significant popularity.
Technical Specifications
| Brand | Mercedes-Benz |
| Model | C-class |
| Generation | C-class T-modell (S203, facelift 2004) |
| Type (Engine) | AMG C 55 V8 (367 Hp) Automatic |
| Start of production | May, 2004 |
| End of production | May, 2007 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | Station wagon (estate) |
| Seats | 5 |
| Doors | 5 |
| Fuel consumption (economy) – urban (NEDC) | 17.8 l/100 km (13.2 US mpg, 15.9 UK mpg, 5.6 km/l) |
| Fuel consumption (economy) – extra urban (NEDC) | 9.2 l/100 km (25.6 US mpg, 30.7 UK mpg, 10.9 km/l) |
| Fuel consumption (economy) – combined (NEDC) | 12.3 l/100 km (19.1 US mpg, 23 UK mpg, 8.1 km/l) |
| CO2 emissions (NEDC) | 293 g/km |
| Fuel Type | Petrol (Gasoline) |
| Acceleration 0 – 100 km/h | 5.4 sec |
| Acceleration 0 – 62 mph | 5.4 sec |
| Acceleration 0 – 60 mph | 5.1 sec |
| Maximum speed | 250 km/h (155.34 mph), Electronically limited |
| Emission standard | Euro 4 |
| Weight-to-power ratio | 4.4 kg/Hp, 226.5 Hp/tonne |
| Weight-to-torque ratio | 3.2 kg/Nm, 314.8 Nm/tonne |
| Power | 367 Hp @ 5750 rpm |
| Power per litre | 67.5 Hp/l |
| Torque | 510 Nm @ 4000 rpm (376.16 lb.-ft. @ 4000 rpm) |
| Engine layout | Front, Longitudinal |
| Engine Model/Code | M 113.988 |
| Engine displacement | 5439 cm3 (331.91 cu. in.) |
| Number of cylinders | 8 |
| Engine configuration | V-engine |
| Cylinder Bore | 97 mm (3.82 in.) |
| Piston Stroke | 92 mm (3.62 in.) |
| Compression ratio | 11:1 |
| Number of valves per cylinder | 3 |
| Fuel injection system | Multi-port manifold injection |
| Engine aspiration | Naturally aspirated engine |
| Valvetrain | SOHC |
| Engine oil capacity | 8.5 l (8.98 US qt | 7.48 UK qt) |
| Coolant | 11 l (11.62 US qt | 9.68 UK qt) |
| Kerb Weight | 1620 kg (3571.49 lbs.) |
| Max. weight | 2200 kg (4850.17 lbs.) |
| Max load | 580 kg (1278.68 lbs.) |
| Trunk (boot) space – minimum | 470 l (16.6 cu. ft.) |
| Trunk (boot) space – maximum | 1384 l (48.88 cu. ft.) |
| Fuel tank capacity | 62 l (16.38 US gal | 13.64 UK gal) |
| Max. roof load | 100 kg (220.46 lbs.) |
| Length | 4626 mm (182.13 in.) |
| Width | 1744 mm (68.66 in.) |
| Width including mirrors | 1980 mm (77.95 in.) |
| Height | 1455 mm (57.28 in.) |
| Wheelbase | 2715 mm (106.89 in.) |
| Front track | 1507 mm (59.33 in.) |
| Rear (Back) track | 1478 mm (58.19 in.) |
| Drag coefficient (Cd) | 0.31 |
| Minimum turning circle | 10.76 m (35.3 ft.) |
| Drivetrain Architecture | Rear wheel drive |
| Number of gears and type of gearbox | 5 gears, automatic transmission |
| Front suspension | Independent type McPherson, Transverse stabilizer |
| Rear suspension | Independent multi-link suspension, Transverse stabilizer |
| Front brakes | Ventilated discs |
| Rear brakes | Ventilated discs |
| Assisting systems | ABS (Anti-lock braking system) |
| Steering type | Steering rack and pinion |
| Power steering | Hydraulic Steering |
| Tires size | Front wheel tires: 225/40 R 18Rear wheel tires: 245/35 R 18 |
| Wheel rims size | Front wheel rims: 7.5 J x 18 H 2Rear wheel rims: 8.5 J x 18 H 2 |
Powertrain & Engine Architecture
The heart of the AMG C 55 T-modell is the M113.988 5.4-liter naturally aspirated V8 engine. This engine, a staple of AMG performance during the early 2000s, features a cast iron block and aluminum cylinder heads. It utilizes a three-valve-per-cylinder (two intake, one exhaust) SOHC valvetrain and a multi-port fuel injection system. The engine’s robust construction and relatively simple design (compared to later turbocharged AMG engines) contribute to its renowned reliability. The engine produces 367 horsepower at 5750 rpm and 510 Nm (376 lb-ft) of torque at 4000 rpm. Power is delivered to the rear wheels through a five-speed automatic transmission, specifically the 722.6.
Driving Characteristics
The AMG C 55 T-modell offers a distinctly engaging driving experience. While the five-speed automatic transmission isn’t as sophisticated as modern eight or nine-speed units, it provides smooth shifts and allows the driver to select gears manually. The engine’s substantial torque provides strong acceleration in any gear, making overtaking effortless. The 0-60 mph sprint takes approximately 5.1 seconds, and the car is electronically limited to a top speed of 155 mph. Compared to the standard C-Class variants, the AMG model benefits from a stiffer suspension setup, providing improved handling and reduced body roll. However, this comes at the expense of some ride comfort. Compared to the C32 AMG (with its supercharged V6), the C55 offers a more linear power delivery and a deeper, more traditional V8 exhaust note.
Equipment & Trim Levels
The AMG C 55 T-modell came generously equipped as standard. Interior features included leather upholstery, sport seats, automatic climate control, and a premium audio system. Exterior features included AMG-specific body styling (front and rear bumpers, side skirts), 18-inch alloy wheels, and quad exhaust outlets. Optional extras included a sunroof, navigation system, and upgraded interior trim options. The interior generally featured a dark wood or carbon fiber trim, emphasizing the sporty yet luxurious character of the vehicle.
Chassis & Braking
The S203 C-Class chassis was modified for the AMG C 55 to enhance its handling capabilities. The suspension featured stiffer springs and dampers, along with larger stabilizer bars. The braking system was upgraded with ventilated discs on all four wheels, providing ample stopping power. The rear suspension utilized a multi-link design, contributing to improved ride quality and handling balance. ABS (Anti-lock Braking System) was standard.
Market Reception & Comparison
The AMG C 55 T-modell was generally well-received by automotive critics. It was praised for its powerful engine, engaging driving dynamics, and practical wagon body style. However, some critics noted the relatively high fuel consumption and the somewhat dated automatic transmission. Compared to the C32 AMG, the C55 was often seen as a more mature and refined option, appealing to drivers who prioritized a smooth power delivery and a classic V8 experience. The C55 also offered a more affordable entry point into the world of AMG ownership compared to later, more technologically advanced models.
Legacy
The AMG C 55 T-modell has developed a strong following among enthusiasts. The M113 V8 engine is known for its durability and relatively straightforward maintenance. While fuel economy is not a strong point, the engine’s reliability and the car’s overall build quality have ensured its continued presence on the used car market. Today, well-maintained examples are sought after by collectors and drivers who appreciate a blend of performance, practicality, and classic Mercedes-Benz engineering. The car represents a unique moment in AMG’s history, bridging the gap between the earlier supercharged V6 models and the later turbocharged V8s.
