Introduced Radial tuned Suspension (RTS)
Was offered in 4 sedans and 3 wagons
Would be the last Holden to offer a ‘Sandman’ variant
The HZ wagon would be Holdens last ‘full size’ wagon until the VN in 1988
In 1977 a brand new HZ Holden panelvan was priced from $6 076
In 1977 a brand new HZ Holden Sandman was priced from $7 776
The HZ and the VB Commodore were on sale at the same time
The ‘Belmont’ variant was dropped from the range with the HZ
In 1977, during the run of the HZ, Holden had 25 years of market leadership in Australia
The HZ sat on 14 inch wheels.