Mercedes-Benz SL R107/C107 300
Model overview
A durable but now historic grand tourer whose ownership experience depends heavily on corrosion control, maintenance history and restoration quality. The 1971–1989 range includes significantly different engines and equipment.
Pros
- Durable classic mechanical design
- Comfortable coupe and roadster character
- Strong specialist support
Cons
- Rust can be severe and expensive
- Ageing electrics and vacuum systems
- Trim and soft-top parts may be costly
Common problems & ownership concerns
Potential impact: Low · Medium · High. This describes possible consequences, not fault likelihood.
- Structural and body corrosionHigh
- Ageing electrical and vacuum systemsMedium
- Suspension, steering and braking wearHigh
- Climate control and cabin equipment faultsMedium
Maintenance
Follow the exact year and engine schedule, with particular attention to corrosion, cooling, belts, brake hydraulics and suspension condition.
Engine overview · 3.0L 6-cyl PETROL
A smooth older Mercedes-Benz six-cylinder petrol engine, but this catalogue group may cover different engine codes and fuel or emissions systems. Condition and servicing history matter more than the shared displacement label.
Pros
- Smooth six-cylinder character
- Established specialist support
- Simple mechanical layout on many variants
Cons
- Engine-code differences require confirmation
- Age-related fuel, cooling and wiring work may be needed
- Service requirements vary by year and equipment
Common problems & ownership concerns
Potential impact: Low · Medium · High. This describes possible consequences, not fault likelihood.
- Fuel-injection and vacuum-system ageingMedium
- Cooling-system ageingHigh
- Timing-chain and upper-engine wearHigh
- Oil leaks and hardened sealsLow
Maintenance
Follow the confirmed engine code’s Mercedes-Benz schedule and use manual or VIN-specific servicing information.
These are general ownership concerns, not a diagnosis. Equipment and engine details vary by version and production date.
Considering a particular car?
Get a Deep Report on the listing: relevant model risks, gaps in the advert and focused questions for the seller.