Cars for sale Ireland»BMW»8 Series»2021
Used 2021 BMW 8 Series for sale
840d M-SPORT CABRIO 2DR Auto
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€59,950
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Could suit you if…
- Your usual group fits within 4 seats, including the driver. Check passenger space and any child-seat fit in person.
- You regularly make longer journeys: diesel may fit that pattern better than a routine of mostly short trips. Compare actual running costs.
- You would prefer less gear changing in traffic: the recorded automatic transmission may suit. Try how this exact gearbox behaves on a test drive.
Think twice if…
- You need to carry more than 4 people together: the advert records 4 seats, including the driver.
- Most journeys are short school runs or local trips: check whether this diesel has a particulate filter and what longer runs its handbook requires.
- You need servicing to fit a tight budget: Spanner estimates higher maintenance costs for this type. Get quotes for the exact engine and gearbox before committing.
- You regularly help children or passengers into the rear: fewer doors can make access awkward. Try your child seats and usual passenger routine before deciding.
This is general guidance about this type of car and your needs — not an inspection or approval of this individual car.
The 2021 8 Series diesel uses BMW’s 3.0-litre B57 turbo diesel with an 8‑speed automatic (and many cars have xDrive). Expect excellent mid‑range torque and good motorway economy, but be aware diesel-specific systems (DPF, EGR and AdBlue) and electronic gearbox servicing are the usual cost and fault areas. Many examples are high‑spec and come as Coupe, Gran Coupe or Convertible — if this one is a convertible check the folding hood operation and seals as part of the inspection.
- DPF and regeneration history — look for frequent short-trip use, warning lights or a limp mode that indicate soot build-up
- AdBlue system health and injector/line condition; check for recent top-ups and any stored emission fault codes
- Automatic gearbox behaviour and service history — no rough shifts, hesitation or torque‑converter shudder; confirm any fluid/software service has been done
- Turbocharger and injector smoke/leak signs (blue/black smoke under load) and boost response
- If it’s the convertible, check hood motor operation, fabric/latch seals, and water ingress around rear window and boot; if it’s not, still inspect rear-seat access and boot wear
Spanner’s our AI mechanic — always have a proper look at the car in person before buying.
Stunning BMW 840D M-Sport Convertible. We can offer a click-and-deliver or click-and-collect service if required. This car comes fully serviced and warrantied. Trade-ins accepted and finance can be arranged. We are a SIMI-approved dealership specialising in premium cars, located just 10 minutes from Blanchardstown Shopping Centre off the M3 on Dunshaughlin Main Street (Navan side of the village).