Everything you need to know before buying a used Isuzu D-Max Extended Cab in South Africa — pricing by mileage, known faults, a buyer's inspection checklist, maintenance schedule and real owner feedback.
A 2024 D-Max 1.9TD LS Extended Cab at 40–60k km is a reliable, affordable work-truck with excellent resale prospects and modest running costs.
Pricing, specs and depreciation below are modelled on a 2024 Isuzu D-Max Extended Cab 1.9TD LS Extended Cab 4x4 6AT — figures will differ for other model years.
Est. Retail
R490k
Est. Trade
R440k
Annual Sales (SA)
~12,500
5yr Depreciation
38%
Isuzu D-Max Extended Cab buyer's guide
The 2024 Isuzu D-Max 1.9TD LS Extended Cab 4x4 remains one of South Africa's most practical and honest work-trucks, offering genuine dual-cab versatility without the premium badge pricing of Toyota or Ford. At 40–60k km, this is a vehicle in its mechanical prime—the 1.9-litre turbodiesel is proven across Isuzu's lineup and parts supply remains strong through the dealer network and independent workshops countrywide. The Extended Cab configuration provides a genuine third row and proper 4x4 credentials with a competent ladder-frame chassis, making it equally at home on a building site or tackling weekend farm tracks. Ownership reality: fuel consumption sits around 7.5–8.5 L/100km under mixed driving, service intervals are 10,000 km or annually, and while not the fastest bakkie in a convoy, the D-Max punches above its price point for load-carrying and reliability. Resale strength is solid—these hold value well in the used market because they're genuinely durable and the 6-speed automatic is smooth enough for daily driving. The LS variant is honest: basic infotainment, manual windows in some trim levels, but that translates to fewer electronics to fail. For a buyer seeking a credible 4x4 double-cab that won't bankrupt them on servicing and won't leave them stranded, this 2024 D-Max at current mileage represents genuine value against newer Hilux or Ranger pricing, particularly if service history is complete and the underbody shows no rust creep.
vs Hilux 2.4GD-6 SRX Double Cab 4x2: The Hilux costs 15–20% more on the second-hand market and offers fractionally better fuel economy, but the D-Max 1.9TD delivers equivalent torque (450 Nm) with lower purchase and running costs; the Hilux's larger engine and Toyota badge command a durability premium that doesn't always translate to real-world longevity.
vs Ranger 2.0 BiT Wildtrak 4x4 Double Cab: The Ranger is faster and more tech-laden, but service costs run 20–30% higher and parts availability can be patchy outside major metros; the D-Max LS is simpler, cheaper to maintain, and nearly as capable for the same 4x4 work, making it the smarter choice for rural or remote operation.
Isuzu D-Max Extended Cab price in South Africa by mileageMedium confidence
Mileage band
Trade-in estimate
Retail estimate
0 – 20,000 km km
Est. R411k–R533k
Est. R501k–R612k
20,001 – 40,000 km km
Est. R387k–R502k
Est. R472k–R577k
40,001 – 60,000 km km
Est. R363k–R471k
Est. R443k–R541k
60,001 – 80,000 km km
Est. R342k–R444k
Est. R418k–R510k
80,001 – 100,000 km km
Est. R322k–R417k
Est. R393k–R480k
100,001 – 120,000 km km
Est. R301k–R391k
Est. R367k–R449k
120,001 – 140,000 km km
Est. R284k–R369k
Est. R347k–R424k
140,001 – 160,000 km km
Est. R267k–R346k
Est. R326k–R398k
160,001 – 180,000 km km
Est. R250k–R324k
Est. R305k–R373k
180,001 – 200,000 km km
Est. R236k–R306k
Est. R288k–R352k
200,000+ km km
Est. R223k–R289k
Est. R271k–R332k
Prices are estimated using modelled data for the SA market and may vary from an official industry valuation. Want the exact price for a specific vehicle? Use our Industry Valuation Report.
Common Isuzu D-Max Extended Cab problems & repair costs
Turbo Carbon Buildup
The 1.9TD can accumulate carbon on intake valves around 80–100k km if short-trip driving dominates; symptoms include rough idle and slight power loss. Preventive carbon cleaning costs R1,500–R2,500 and is recommended proactively rather than waiting for symptoms.
Severity: MediumEst. repair: R1500–R2500Common at: 80k+ km
Gearbox Fluid Leaks
The 6AT can develop minor seal weeping around the bellhousing and torque converter area by 60k km if servicing has been erratic. Not immediately critical but requires monitoring and timely seal replacement before fluid level drops.
Severity: MediumEst. repair: R800–R1800Common at: 60k+ km
Rear Spring Sag (Payload)
Extended Cabs with regular heavy loading can experience slight rear spring sag by 60k km, reducing load capacity feel. A set of quality rear springs or air-suspension helpers costs R2,000–R3,500 and restores geometry.
Severity: LowEst. repair: R2000–R3500Common at: 50k+ km
Buyer's inspection checklist
🔧Engine & Drivetrain
Cold start noise and idle stability — Diesel cold-start rattle is normal but excessive clatter suggests injector wear; rough idle points to carbon or boost-control issues.
Gearbox shift smoothness and selector feel — The 6AT should shift imperceptibly; jerky upshifts or delayed downshifts suggest fluid contamination or solenoid drift.
🚗Body & Exterior
Bed floor rust and frame protection — Extended Cabs with payload work suffer accelerated rust on the tray floor and rear chassis if undercoating has degraded. Rust spreads fast in SA humidity.
Suspension geometry (sag and bounce) — Heavy-use D-Max trucks often show rear spring sag or worn shock absorbers, affecting handling and ride. This is costly to repair.
💡Interior & Electronics
Air-con compressor engagement and vent temperature — The LS trim uses a basic mechanical clutch a/c; refrigerant loss or compressor wear shows as weak cooling or abnormal clutch noise.
Window and door lock function — Manual windows in some LS variants are reliable, but electric items (if fitted) can fail; locks must operate smoothly—replacement is expensive.
📋Service History
Complete service record from dealer or independent workshop — Diesel engines demand regular oil changes (Shell Rimula or equivalent); skipped intervals void warranty and cause premature wear.
Transmission fluid and filter change receipts — The 6AT needs fluid renewal every 40,000 km to prevent seal leaks and harsh shifts. Neglect accelerates gearbox failure.
highTransmission Fluid & Filter Renewal (Isuzu 6AT synthetic) — Gearbox seal leaks and shift harshness
Every 40,000 km or 24 months R1,200–R1,800
highDiesel Fuel Filter Change (Isuzu OEM or equivalent) — Injector clogging and fuel starvation
Every 20,000 km or 24 months R350–R550
mediumAir Filter Replacement & Cabin Air Filter — Turbo efficiency loss and AC odour
Every 20,000 km or annually (more in dusty areas) R280–R420
Isuzu D-Max Extended Cab owner reviews
Owners praise the D-Max 1.9TD's torque delivery and durability but report occasional turbo carbon issues and higher-than-expected fuel consumption in city driving. (78/100 owner approval)
👍
Genuine 450 Nm Torque
The 1.9TD pulls strongly from 1,400 rpm, making hill climbs and loaded towing effortless. Owners consistently report confidence in off-road and payload work.
👍
Parts & Service Availability
Isuzu dealerships and independent diesel specialists stock parts readily; labour rates are 15–20% cheaper than Toyota equivalents. Extended Cab variants are common, so spares rarely need special order.
👎
Turbo Carbon Buildup
Several owners report rough idle and slight power loss between 70–90k km, requiring carbon cleaning. Short-trip urban driving accelerates this issue.
👎
City Fuel Consumption
Real-world fuel economy in heavy stop-start traffic climbs to 9.5–10.5 L/100km; combined figures of 7.5–8.5 L/100km are only achievable on highway cruising.
Isuzu D-Max Extended Cab specifications
Engine
1.9L Turbocharged Diesel (4-cyl)
Power
110 kW @ 3,600 rpm
Torque
450 Nm @ 1,400–2,200 rpm
Transmission
6-Speed Automatic (6AT)
Fuel consumption
7.5–8.5 L/100km (combined, mixed)
Fuel tank
80 litres
Boot capacity
1,520 L (with tailgate)
Kerb weight
1,705 kg (Extended Cab)
Top speed
185 km/h
0–100 km/h
11.2 seconds
Service interval
10,000 km or 12 months
Service plan
Not standard; aftermarket plans available R4,500–R6,500 p.a.
Warranty
3 years / 100,000 km (factory); extended available
Original price
~R545,000 (2024 LS new, SA RRP)
Frequently asked questions
A used Isuzu D-Max Extended Cab typically retails from around R490k depending on year, mileage and condition, with trade-in value around R440k. See the full pricing table above for estimates across all mileage bands.
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All information is either scraped, searched from live sources or AI training data. It is intended as a general research guide only and may not represent actual transaction values for a specific vehicle. RideReport is not a licensed valuations provider.