Mercedes Benz S Class W140 300SD - Facts and Figures

General Value
Chassis W140
Model 300SD
Engine 2960cc
Engine Code OM603
Fuel Type Diesel
Production 1991 - 1999
Predecessor W126
Successor W220
Performance Value
Power 150 PS - 110 kW - 148 BHP
Torque 310 Nm - 229 lb/ft
Acceleration 13.1 (s)
Top Speed N/A
MPG City 24.0 MPG
MPG Motorway 31.0 MPG
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W140 300SD Review

We want to find out opinions of W140 300SD Owners. Do the figures above match your 300SD figures? Have you had any problems during ownership? Is it your Daily Driver? Would you recommened this type of S Class?

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S Class W140 300SD Problems, Faults and Recalls

  • R/1996/072 - Possible Loss Of Brake Vacuum Assistance - In a small number of cases leaks may occur in the vacuum line between the engine and the power brake unit. This would result in a need for increased brake pedal pressure when braking.
  • R/1997/025 - Possible Loss Of Brake Fluid - There may be insufficient clearance between the front brake hoses and the tyre inner wall. In the long term this could result in damage to the brake hose(s) with a risk of fluid loss.