How much does front and rear diff oil change (4wd) cost in New Zealand?

Typically NZ$190–NZ$410 including GST at a NZ$120 an hour workshop rate (A$190–A$390 in Australia at A$140 an hour).

Front and rear diff oil change (4WD): how much does it cost?

Typically NZ$190–NZ$410 in New Zealand and A$190–A$390 in Australia, including GST. SUVs, utes and 4WDs.

	Parts (trade)	Labour	Sublet	Total incl GST
New Zealand	NZ$55–NZ$150	0.8–1.4 h	—	NZ$190–NZ$410
Australia	A$45–A$130	0.8–1.4 h	—	A$190–A$390

Totals use a standard workshop rate of NZ$120 or A$140 an hour and a 25% parts markup, plus GST. Your workshop's rate and parts prices will differ.

What affects the price

Both diffs together for a 4WD ute or wagon, 3-5 L of gear oil total, with LSD spec on some rears. Commonly due with the 40,000 km logbook service, and often overdue on traded utes.

Other service repairs

Basic service: engine oil and filter change (car)NZ$120–NZ$260
Basic service: engine oil and filter change (SUV / diesel ute / 4WD)NZ$190–NZ$370
Basic service: engine oil and filter change (European)NZ$220–NZ$420
Full / logbook service (car)NZ$310–NZ$590
Full / logbook service (SUV / diesel ute / 4WD)NZ$410–NZ$800
Full / logbook service (European)NZ$450–NZ$920
Timing belt kit with water pump (4-cyl petrol)NZ$630–NZ$1,200
Timing belt kit with water pump (V6 petrol)NZ$910–NZ$1,690
Timing belt kit with water pump (diesel ute / 4WD)NZ$890–NZ$1,720
Timing belt kit with water pump (European 4-cyl / diesel)NZ$920–NZ$1,770

Researched by Credov in October 2026 from NZ and Australian parts suppliers and workshop price guides. Typical ranges, not quotes: ask a workshop for a quote before you rely on a price. All repair costs.