Cars for sale Ireland»BMW»4»2023
Used 2023 BMW 4 for sale
420d M Sport Gran Coupe
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€49,900
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Could suit you if…
- You regularly make longer journeys: diesel may fit that pattern better than a routine of mostly short trips. Compare actual running costs.
- You want practical access for everyday shopping and bags: the hatchback opening may suit your routine. Check actual boot space.
- 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 room for several children or extra passengers: the seat count is not recorded. Confirm this exact version's seats and child-seat fit; do not assume from the model name.
- 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.
This is general guidance about this type of car and your needs — not an inspection or approval of this individual car.
Most 2023 4 Series diesels are 420d/430d derivatives with BMW’s 8‑speed automatic (ZF) and will have a DPF and AdBlue dosing system — those are normal for modern diesels. The drivetrain is geared to steady motorway running, so DPF clogging and high AdBlue use are the main things to watch if the car has only seen short city trips. BMW servicing and parts are widely available in Ireland but cost more than mainstream brands; M Sport chassis or larger alloy wheels, if fitted, make the ride firmer and increase tyre/repair costs.
- DPF regeneration history and whether the car has regular long motorway runs (look for black soot, frequent short-trip use).
- AdBlue filler condition and record of consumption — unusually high usage can indicate dosing/NOx system faults.
- Automatic gearbox behaviour and service history (smooth changes, no hesitation, and whether transmission fluid/ software updates were done).
- Signs of oil leaks or excessive oil consumption from the engine/turbo (blowby, smoke on start/acceleration).
- Suspension, wheel alignment and tyre/ alloy condition (M Sport or big wheels show kerb damage and increase replacement costs).
Spanner’s our AI mechanic — always have a proper look at the car in person before buying.
Deletion of adaptive suspension.