User:Stephen Allcroft/sandbox
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The Leyland Titan PD series was a forward-control chassis with a front-mounted engine designed to carry double-decker bus bodywork. It was built mainly for the UK market between 1945 and 1969, the OPD1 and OPD2 were specific Export variants, although the PD3 covered home and export requirements in the one model range.
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Leyland Titan PD and OPD series | |
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![]() Metro-Cammell-bodied Leyland Titan PD2-7RT, London Transport fleet number RTL554. | |
Overview | |
Manufacturer | Leyland Motors/British Leyland, Leyland and Farington Lancashire, see also Ashok-Leyland |
Body and chassis | |
Doors | generally rear open-platform, but various customer options. |
Floor type | Step entrance |
Powertrain | |
Engine | Leyland, 6–cylinder, direct-injection diesel. E181 type 7.4 litre OHV in PD1, E174 type 8.6 litre OHC in OPD1, O.600 9.8 litre OHV standard in PD2, OPD2 and PD3, O.680 11.1 litre OHV optional in semi-automatic PD3. |
Transmission | Leyland 4 speed manual, constant mesh on PD1, OPD1 and some early PD2, Synchromesh on designated variants of PD2, OPD2 and PD3; Leyland Self-Changing Gears Pneumocyclic 4-speed semi-automatic on other variants; AEC air operated 4 speed preselector on PD2-6RT, PD2-7RT and PD2/14. |
The type was widely used in the United Kingdom and it was also successful in export markets, with numerous examples shipped to Australia Ireland India Spain South Africa and many other countries, both new and second-hand. All Titans were right hand drive regardless of the rule of the road in customer countries.
Wit over 14,000 sold at home and at least another 1,000 overseas, the Titan PD and OPD was the best selling double-deck bus of its time and one of the best selling buses of all time.
After Leyland ended the production of the Leyland Titan in UK, Ashok Leyland of India took up production and marketed the bus in South Asia as the Ashok Leyland Titan, which, in much developed form, is still in production.