In 1983 Whenuapai Bus Co. rebuilt two Seddon Peninne IV chassis. The buses were equipped with front mounted Detroit Diesel motors, Allison automatic transmission and Hawke B50D bodies. The buses passed to Ritchies when they acquired Whenuapai Bus Co from Stagecoach in 1998
Ritchies 618 Photo: Peter Trevor
| # | Chassis Nbr/VIN | Year | Original Reg | Later Owner | # | Later Reg | Date | Comments |
|---|---|---|---|---|---|---|---|---|
| 18 | WB191983 | 1982 | KX9778 | Ritchies Transport Holdings Ltd | 618 | KX9778 | 17/12/99 | "Spirit of Whenuapai" no longer registered |
| 19 | WB191982 | 17/12/82 | KX9670 | Ritchies Transport Holdings Ltd | 619 | KX9670 | 17/12/99 | "Desert Gold" |
Ritchies 619 Photo: Mike Butler
