Forty AEC RT /Park Royal were purchased in 1950/52. D67 (BDJ 67) is seen after preservation.

E84 (DDJ 491), a Leyland PD2/ East Lancs in Victoria Square, St. Helens in 1968.

G121 (FDJ 821) , a Leyland PD2/ East Lancs, and K199, the unique front entrance AEC Regent 5/ MCW. St. Helens Ormskirk Street in January 1969. 

G129 (FDJ 829) a Leyland PD2 / Weymann is seen in Watford soon after withdrawal. The letter prefixes (later discontinued) referred to ordering of batches rather than a bus type classification.

136 (HDJ 436) was an AEC Regent 5 / Weymann dating from 1957.

K199 (KDJ 999), the unique front entrance AEC Regent 5/East Lancs.

1 (ODJ 941), AEC Regent 5/Metro Cammell, and 51 (MDJ551E), Leyland PD2A/27 / East Lancs. Also just visible is now preserved 29 (RDJ 729)

L13 (PDJ 813), a Leyland PD2/30 / Metro-Cammell

23 (RDJ 103), a Leyland PD2/30 / Metro-Cammell

41 (FDJ 341C), a Leyland PD2A/30 / East Lancs with a non-standard heating system.

55 (MDJ 555E), the last Leyland Titan bought by St. Helens Corporation.

Merseyside PTE transferred some buses from Birkenhead to St. Helens and initially repainted them in St. Helens livery. 31 (DBG 141D) was a Leyland PD2/40 / Massey.

212 (TDJ 612) was an AEC Reliance / Marshall.

214 (DDJ214C), an AEC Reliance/ Marshall, seen on a diverted route in Eccleston Broadway, January 1969. 

From 1968, driver-only operation was rapidly extended, using batches of Marshall-bodied AEC Swifts.

260 (JDJ 260K) in Church Street, 17 February 1973.

277 (PDJ 277L) at the junction of Bridge Street and Chalon Way.

The final version of the coat of arms.