The Mercedes-Benz S 430 4MATIC, produced from 2002 to 2005, represented a significant iteration of the W220 S-Class “Long” wheelbase model. Positioned as a mid-to-upper trim level within the range, it offered a blend of luxury, performance, and all-weather capability. The facelifted W220, introduced in 2002, addressed some criticisms of the earlier models, particularly regarding interior quality and electronic systems, solidifying the S-Class’s reputation as a benchmark for full-size luxury sedans. This variant, equipped with the M113 V8 engine and 5G-TRONIC automatic transmission, catered to buyers seeking a refined driving experience with robust power delivery and the added security of all-wheel drive.
Technical Specifications
| Brand | Mercedes-Benz |
| Model | S-Class |
| Generation | S-Class Long (V220, facelift 2002) |
| Type | S 430 V8 (279 Hp) 4MATIC 5G-TRONIC |
| Start of production | 2002 |
| End of production | 2005 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | Sedan |
| Seats | 5 |
| Doors | 4 |
| Fuel consumption (urban) | 18.3 l/100 km (12.9 US mpg) |
| Fuel consumption (extra urban) | 9.2 l/100 km (25.6 US mpg) |
| Fuel consumption (combined) | 12.5 l/100 km (18.8 US mpg) |
| CO2 emissions | 299 g/km |
| Fuel Type | Petrol (Gasoline) |
| Acceleration 0 – 100 km/h | 7.4 sec |
| Acceleration 0 – 62 mph | 7.4 sec |
| Acceleration 0 – 60 mph | 7 sec |
| Maximum speed | 250 km/h (155.34 mph) |
| Weight-to-power ratio | 6.9 kg/Hp |
| Weight-to-torque ratio | 4.8 kg/Nm |
| Power | 279 Hp @ 5750 rpm |
| Torque | 400 Nm @ 3000-4400 rpm (295.02 lb.-ft.) |
| Engine layout | Front, Longitudinal |
| Engine Model/Code | M 113 E 43/113.948 |
| Engine displacement | 4266 cm3 (260.33 cu. in.) |
| Number of cylinders | 8 |
| Engine configuration | V-engine |
| Cylinder Bore | 89.9 mm (3.54 in.) |
| Piston Stroke | 84 mm (3.31 in.) |
| Compression ratio | 10:1 |
| Number of valves per cylinder | 3 |
| Fuel injection system | Multi-port manifold injection |
| Engine aspiration | Naturally aspirated |
| Engine oil capacity | 8 l (8.45 US qt | 7.04 UK qt) |
| Kerb Weight | 1925 kg (4243.9 lbs.) |
| Max. weight | 2525 kg (5566.67 lbs.) |
| Max load | 600 kg (1322.77 lbs.) |
| Trunk (boot) space | 525 l (18.54 cu. ft.) |
| Fuel tank capacity | 88 l (23.25 US gal | 19.36 UK gal) |
| Length | 5163 mm (203.27 in.) |
| Width | 1855 mm (73.03 in.) |
| Width including mirrors | 2092 mm (82.36 in.) |
| Height | 1444 mm (56.85 in.) |
| Wheelbase | 3085 mm (121.46 in.) |
| Front track | 1574 mm (61.97 in.) |
| Rear track | 1574 mm (61.97 in.) |
| Front overhang | 872 mm (34.33 in.) |
| Rear overhang | 1206 mm (47.48 in.) |
| Minimum turning circle | 12.2 m (40.03 ft.) |
| Drive wheel | All wheel drive (4×4) |
| Number of gears | 5 |
| Gearbox type | Automatic transmission G-TRONIC |
| Front brakes | Ventilated discs |
| Rear brakes | Disc |
| Assisting systems | ABS (Anti-lock braking system) |
| Steering type | Steering rack and pinion |
| Power steering | Hydraulic |
| Tires size | 225/55 R17 |
| Wheel rims size | 7.5J x 16 |
Powertrain & Engine Architecture
The heart of the S 430 4MATIC is the M113 E 43 engine, a 4.3-liter naturally aspirated V8. This engine is renowned for its smooth power delivery and robust construction. It features a three-valve-per-cylinder design (two intake, one exhaust) and utilizes a multi-port fuel injection system. The M113 engine block is constructed from aluminum alloy, contributing to weight savings. The 5G-TRONIC automatic transmission, a five-speed unit, was a significant advancement for Mercedes-Benz. It offered smoother shifts and improved fuel efficiency compared to earlier transmissions. The 4MATIC all-wheel-drive system employs a sophisticated multi-plate clutch to distribute torque between the front and rear axles, providing enhanced traction in various driving conditions. The system is primarily rear-wheel drive biased, offering a traditional Mercedes-Benz driving feel, but seamlessly engages the front wheels when slip is detected.
Driving Characteristics
The S 430 4MATIC delivers a comfortable and refined driving experience. The 279 horsepower and 295 lb-ft of torque provide ample power for effortless cruising and confident acceleration. While not a sports car, the S 430 can reach 60 mph in around 7 seconds. The 5G-TRONIC transmission is well-tuned for smooth, almost imperceptible gear changes. Compared to the S 320 (with its smaller V6), the S 430 offers noticeably more power and a more relaxed driving experience, particularly when fully loaded or traveling at highway speeds. Compared to the higher-performance S 55 AMG, the S 430 prioritizes comfort and refinement over outright speed. The all-wheel-drive system provides excellent stability and grip, especially in inclement weather, making it a more practical choice for drivers in regions with harsh winters.
Equipment & Trim Levels
The S 430 4MATIC came standard with a comprehensive list of luxury features, including leather upholstery, wood trim, automatic climate control, power-adjustable seats with memory function, a premium sound system, and a sunroof. Optional extras included massaging seats, a rear entertainment system, parking assist, and upgraded leather options. The “Long” wheelbase added significant rear legroom, making it particularly appealing to chauffeur-driven buyers. The interior design was characterized by a blend of traditional Mercedes-Benz elegance and modern technology.
Chassis & Braking
The W220 S-Class featured a fully independent suspension system, providing a smooth and controlled ride. The S 430 4MATIC utilized ventilated disc brakes at the front and solid discs at the rear. Anti-lock braking system (ABS) and electronic stability control (ESP) were standard features, enhancing safety and driver control. The steering system was a hydraulic power-assisted rack and pinion setup, offering precise and responsive steering feel.
Market Reception & Comparison
The S 430 4MATIC was generally well-received by automotive critics. It was praised for its comfortable ride, powerful engine, and luxurious interior. Fuel economy, however, was a common criticism, with the combined fuel consumption of 18.8 US mpg being relatively high for its class. Compared to the S 320, the S 430 offered a significant performance upgrade, but at a higher price point. The 4MATIC all-wheel-drive system added to the cost but provided a valuable advantage in terms of safety and traction. Reliability was generally good, although some owners reported issues with the electronic systems, a common concern with early 2000s Mercedes-Benz models.
Legacy
The M113 engine, found in the S 430 4MATIC, is known for its durability and longevity. With proper maintenance, these engines can reliably exceed 200,000 miles. The 5G-TRONIC transmission is also generally reliable, although fluid changes are crucial for maintaining its performance. Today, the W220 S-Class, including the S 430 4MATIC, represents a relatively affordable entry point into the world of high-end luxury sedans. While not as technologically advanced as newer models, it still offers a comfortable and refined driving experience, and well-maintained examples are becoming increasingly sought after by enthusiasts and collectors.
