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Mercedes-Benz C9 1989 LM

ClassicMercedes-Benz
730 hp
Horsepower
905 kg
Weight
RWD
Drivetrain
1989
Year

Mercedes-Benz C9 (Group C / Classic Prototype)

The Mercedes-Benz C9 is one of the most iconic Group C endurance prototypes of the late 1980s, developed for brutal top-speed racing at tracks like Le Mans and packed with the kind of turbocharged performance that defined the era. With a spaceframe chassis, low-slung bodywork, and a giant twin-turbo V8, the C9 became a symbol of Mercedes’ return to prototype glory.

Key Specs (BoP-dependent, typical sim values)

  • Powertrain: 5.0L twin-turbocharged V8, mid-mounted, longitudinal

  • Total Output: ~730 hp

  • Redline: ~7,000–7,500 rpm

  • Transmission: 5-speed manual

  • Weight: ~905 kg

  • Dimensions: ~4,780 mm long × 2,000 mm wide × 1,050 mm tall | Wheelbase ~2,670 mm

  • Tires: Racing slicks on period-style magnesium wheels

  • Brakes: Ventilated discs with racing calipers

  • Layout: Mid-engine, rear-wheel drive

In the Simulator Feel

The C9 is an old-school turbo prototype with huge straight-line speed, heavy aero load, and a raw, physical driving style that rewards commitment. It feels incredibly stable in a straight line, but cornering requires patience and respect for the turbocharged power delivery. Compared with modern prototypes, it’s less forgiving, more nervous over bumps, and much more dependent on smooth weight transfer and careful throttle application.

Engine & Sound: The twin-turbo V8 delivers a deep, thunderous soundtrack with an aggressive turbo whoosh and a hard-edged mechanical note at high rpm. There’s a noticeable turbo lag before the boost hits, then a very strong mid-range surge that makes the car feel explosive once it’s on song. It sounds every bit like a dominant Group C monster from the golden age of endurance racing.

Handling Characteristics:

  • Cornering: Strong grip at speed, but slower corners can expose understeer on entry and oversteer on throttle.

  • Traction: Excellent once settled, though turbo torque can overwhelm the rear tires if you rush exits.

  • Braking: Powerful but period-correct, requiring real confidence and good modulation.

  • Top Speed: Exceptional — this is where the C9 truly shines, especially on long straights.

Driving Style Tip: Drive it with patience and rhythm. Get the car pointed early, roll into the throttle, and let the turbo build rather than stabbing at the gas. It’s especially rewarding at fast, flowing circuits and ultra-fast Le Mans-style tracks where its aero and power can dominate.

Livery & Aesthetics: The C9’s silver and black Sauber-Mercedes livery is instantly recognizable, elegant, and menacing in equal measure. Its low canopy, wide rear bodywork, and massive rear wing give it a purposeful silhouette that still looks breathtaking decades later.

Whether you’re chasing lap records or just soaking up Group C nostalgia, the Mercedes-Benz C9 is a legendary machine that captures the raw speed and drama of late-’80s endurance racing.