Mercedes-Benz S124 200 TD (72 Hp) Automatic


The Mercedes-Benz S124 200 TD: A Pillar of Enduring European Engineering

The Mercedes-Benz S124 200 TD, produced between October 1985 and February 1989, represents a significant chapter in the history of the esteemed German automaker. As part of the iconic W124 generation, known globally for its unparalleled build quality, engineering excellence, and longevity, the S124 variant specifically denoted the station wagon (estate) body style. While not officially sold in the United States in this particular diesel configuration, the W124 series as a whole carved out an indelible legacy, defining the luxury and reliability standards for executive cars throughout the late 20th century. The 200 TD, with its naturally aspirated diesel engine, was positioned as an economical and robust workhorse primarily for the European market, appealing to a broad spectrum of buyers from private families seeking practicality to taxi operators requiring ultimate durability and low running costs. It embodied Mercedes-Benz’s commitment to creating vehicles that were not only comfortable and prestigious but also exceptionally durable and efficient for their intended purpose.

Engine and Performance: The Heart of the Mercedes-Benz S124 200 TD

Under the hood of the Mercedes-Benz S124 200 TD lay the venerable OM 601 D 20 diesel engine, a 2.0-liter (1997 cm³, or 121.86 cubic inches) inline-four powertrain. This unit, designated internally as OM 601.912, was a hallmark of Mercedes-Benz’s dedication to robust and long-lasting diesel technology. Unlike its more powerful gasoline or turbocharged diesel siblings, the 200 TD was a naturally aspirated engine, meaning it relied solely on atmospheric pressure to draw air into its cylinders, without the aid of a turbocharger or supercharger.

This configuration yielded a modest but highly dependable 72 horsepower at 4600 rpm. Torque output stood at 123 Nm (90.72 lb.-ft.) delivered at a relatively low 2800 rpm, characteristic of a diesel engine designed for pulling power and efficiency rather than outright speed. The power-to-liter ratio was 36.1 Hp/l, reflecting its emphasis on durability and fuel economy over high-performance metrics.

Power was transmitted to the rear wheels via a smooth-shifting 4-speed automatic transmission, a common and comfortable choice for Mercedes-Benz vehicles of this era. While the automatic gearbox provided a relaxed driving experience, it contributed to the car’s leisurely acceleration. The S124 200 TD could reach 60 mph from a standstill in approximately 21.9 seconds, with 0-100 km/h (0-62 mph) taking 23 seconds. Its top speed was rated at 145 km/h, or about 90.1 mph. These figures clearly illustrate that the 200 TD was not engineered for spirited driving but rather for comfortable, economical cruising.

Despite its conservative performance, the 200 TD excelled in fuel efficiency, particularly for a vehicle of its size and era. It achieved an urban fuel consumption of 8.5 l/100 km (approximately 27.7 US mpg) and an impressive extra-urban (highway) figure of 6.3 l/100 km (around 37.3 US mpg). This fuel economy, combined with a generous 72-liter (19.02 US gallon) fuel tank, provided excellent range, making it a favorite for long-distance travel and commercial applications across Europe. The engine’s precombustion chamber injection system and SOHC valvetrain were standard for Mercedes-Benz diesels of the period, contributing to their renowned reliability and relatively smooth operation for a diesel of its time.

Design and Features: The Practical Elegance of the S124

The Mercedes-Benz S124 represented the station wagon variant of the W124 platform, a design celebrated for its timeless elegance, exceptional aerodynamics (for its time), and uncompromising build quality. The S124 200 TD shared the same robust architecture, featuring a 5-door, 5-seat configuration that offered substantial practicality and versatility. Its dimensions were generous: 4765 mm (187.6 inches) in length, 1740 mm (68.5 inches) in width, and 1490 mm (58.66 inches) in height, with a substantial wheelbase of 2800 mm (110.24 inches). These proportions contributed to a spacious interior, capable of comfortably accommodating five adults and their luggage.

The exterior design, penned by Bruno Sacco, was characterized by clean lines, a formal upright grille, and large glass areas that provided excellent visibility. The station wagon body style was seamlessly integrated, offering a large, flat cargo area when the rear seats were folded down, making it highly functional for families, tradespeople, or as a luxury utility vehicle. Mercedes-Benz’s engineering prowess was evident in the S124’s chassis, which featured a sophisticated independent multi-link rear suspension – a groundbreaking innovation for its time that significantly improved ride comfort and handling stability. The front suspension utilized a wishbone setup, further enhancing the car’s composed road manners.

Safety was a paramount concern for Mercedes-Benz, even in the mid-1980s. The W124 platform was designed with advanced passive safety features, including a rigid passenger cell, crumple zones, and optional airbags (though less common on entry-level models like the 200 TD in its early production). Braking was handled by disc brakes at both the front and rear, providing reliable stopping power. The hydraulic power steering, utilizing a cone worm with recirculation balls, offered precise and effortless control, a hallmark of Mercedes-Benz luxury. The standard tire size was 195/65 R15, mounted on 6.5J x 15-inch wheel rims, providing a comfortable ride and adequate grip.

Inside, the S124 200 TD upheld Mercedes-Benz’s reputation for high-quality materials and ergonomic design. While the 200 TD, as an entry-level model, might have featured more utilitarian cloth upholstery compared to its more luxurious siblings, the build quality of the dashboard, controls, and trim was exceptional. Features focused on durability and functionality, ensuring a comfortable and reliable experience for both driver and passengers over many years and countless miles.

Technical Specifications

Category Specification
General Information
Brand Mercedes-Benz
Model W124
Generation S124
Type (Engine) 200 TD (72 Hp) Automatic
Start of production October, 1985 year
End of production February, 1989 year
Powertrain Architecture Internal Combustion engine
Body type Station wagon (estate)
Seats 5
Doors 5
Performance Specs
Fuel consumption (economy) – urban 8.5 l/100 km (27.7 US mpg)
Fuel consumption (economy) – extra urban 6.3 l/100 km (37.3 US mpg)
Fuel Type Diesel
Acceleration 0 – 100 km/h (0 – 62 mph) 23 sec
Acceleration 0 – 60 mph (Calculated) 21.9 sec
Maximum speed 145 km/h (90.1 mph)
Weight-to-power ratio 19.6 kg/Hp, 51.1 Hp/tonne
Weight-to-torque ratio 11.5 kg/Nm, 87.2 Nm/tonne
Engine Specs
Power 72 Hp @ 4600 rpm
Power per liter 36.1 Hp/l
Torque 123 Nm @ 2800 rpm (90.72 lb.-ft. @ 2800 rpm)
Engine layout Front, Longitudinal
Engine Model/Code OM 601 D 20 / 601.912
Engine displacement 1997 cm³ (121.86 cu. in.)
Number of cylinders 4
Engine configuration Inline
Cylinder Bore 87 mm (3.43 in.)
Piston Stroke 84 mm (3.31 in.)
Compression ratio 22:1
Number of valves per cylinder 2
Fuel injection system Precombustion chamber injection
Engine aspiration Naturally aspirated engine
Valvetrain SOHC
Engine oil capacity 6.5 l (6.87 US qt)
Coolant 8.5 l (8.98 US qt)
Space, Volume and Weights
Kerb Weight 1410 kg (3108.52 lbs.)
Max. weight 2030 kg (4475.38 lbs.)
Max load 620 kg (1366.87 lbs.)
Fuel tank capacity 72 l (19.02 US gal)
Dimensions
Length 4765 mm (187.6 in.)
Width 1740 mm (68.5 in.)
Height 1490 mm (58.66 in.)
Wheelbase 2800 mm (110.24 in.)
Front track 1497 mm (58.94 in.)
Rear (Back) track 1488 mm (58.58 in.)
Drivetrain, Brakes and Suspension Specs
Drivetrain Architecture The Internal combustion engine (ICE) drives the rear wheels of the vehicle.
Drive wheel Rear wheel drive
Number of gears and type of gearbox 4 gears, automatic transmission
Front suspension Wishbone
Rear suspension Independent multi-link suspension
Front brakes Disc
Rear brakes Disc
Steering type Cone worm with recirculation balls
Power steering Hydraulic Steering
Tires size Front: 195/65 R15, Rear: 195/65 R15
Wheel rims size Front: 6.5J x 15, Rear: 6.5J x 15

Legacy and Market Impact: The Enduring Charm of the Mercedes-Benz S124

The Mercedes-Benz W124 series, and by extension the S124 station wagon, holds a revered place in automotive history, often cited as one of the last “over-engineered” Mercedes-Benz models. This reputation for exceptional build quality, durability, and mechanical integrity meant that these cars were designed to last for decades and hundreds of thousands of miles, a characteristic that contributed significantly to their robust resale value and enduring appeal. The S124 200 TD, while an entry-level diesel, shared in this legacy, becoming a testament to reliable, long-term ownership, especially in European markets where diesel passenger cars were far more prevalent and appreciated for their fuel economy and torque characteristics.

In its primary European market, the S124 200 TD carved out a niche as a highly practical, economical, and comfortable family hauler or a dependable commercial vehicle. Its modest power output was perfectly adequate for the autobahns and city streets, and its exceptional fuel efficiency was a major draw, particularly during periods of fluctuating fuel prices. It competed with other premium European station wagons of the era, such as the BMW 5 Series Touring (E34 generation, though slightly later in its diesel variants) and the Audi 100 Avant. However, Mercedes-Benz’s reputation for uncompromising durability and its established network of taxi fleets often gave the W124 diesels a distinct advantage.

The OM 601 diesel engine, in particular, gained a legendary status for its bulletproof reliability. Many examples of the 200 TD are still in active service today, a testament to their inherent quality and design. Its relative simplicity, compared to later, more complex diesel engines, meant lower maintenance costs and greater longevity. The S124’s independent multi-link rear suspension was a significant technological advancement for its time, providing a ride quality and handling balance that was superior to many of its contemporaries, further cementing its reputation as a premium offering.

Today, the Mercedes-Benz S124 200 TD is cherished by enthusiasts and collectors alike, particularly those who appreciate classic Mercedes-Benz engineering and the practicality of a vintage station wagon. Its historical significance lies not in groundbreaking performance or cutting-edge technology (though it had its share of innovations), but in its embodiment of a golden era of Mercedes-Benz manufacturing where durability, safety, and comfort were paramount. It remains a symbol of German engineering excellence and a benchmark for what a reliable, long-lasting automobile should be, proving that sometimes, the most enduring legacy is built on a foundation of unwavering quality and understated capability.


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