Unitrans RT3572 was an ex-London Transport

London Transport Executive

The London Transport Executive was the organisation responsible for public transport in the Greater London area, UK, between 1948-1962. In common with all London transport authorities from 1933 to 2000, the public name and operational brand of the organisation was London Transport.-Creation:On 1...

 double decker bus operated in regular service by Unitrans

Unitrans

Unitrans is the name for the transit system which operates in Davis, California. It takes its name from an abbreviation of the words "University Transport". Excepting several managerial and maintenance positions, Unitrans is managed and operated entirely by students of the University of...

 in Davis, California

Davis, California

Davis is a city in Yolo County, California, United States. It is part of the Sacramento–Arden-Arcade–Roseville Metropolitan Statistical Area...

. Having been sold in 1977, it is no longer part of the Unitrans fleet.

Technical specifications

Manufacturer (chassis

Chassis

A chassis consists of an internal framework that supports a man-made object. It is analogous to an animal's skeleton. An example of a chassis is the underpart of a motor vehicle, consisting of the frame with the wheels and machinery.- Vehicles :In the case of vehicles, the term chassis means the...

): Associated Equipment Company (AEC)

Manufacturer (coachwork

Coachwork

Coachwork is the body of a horse-drawn coach or carriage, a motor vehicle , a railroad car or railway carriage. Usually reserved for bodies built on a separate chassis, rather than being of unitary or monocoque construction...

): Park Royal Vehicles

Park Royal Vehicles

Dating its origins back to 1889, Park Royal Vehicles along with its Leeds-based subsidiary Charles H. Roe was one of Britain's leading coachbuilders and bus manufacturers based at Park Royal, west London, UK.-Associated Commercial Vehicles:...

Model (chassis): AEC Regent III RT

AEC Regent III RT

The AEC Regent III RT was a variant of the AEC Regent III. It was a double-decker bus produced jointly between AEC and London Transport. It was the standard red London bus during the 1950s.-Prototype:...

Model (coachwork): Park Royal 3RT8 (originally fitted with a Weymann 3RT8/3 body until refurbishment in the 1960's)

Date built: 1952

Engine: AEC 9.6-liter diesel

Diesel engine

A diesel engine is an internal combustion engine that uses the heat of compression to initiate ignition to burn the fuel, which is injected into the combustion chamber...

 with air operated Wilson preselector gearbox

Preselector gearbox

A preselector or self-changing gearbox is a type of manual gearbox used on a variety of vehicles, most commonly in the 1930s...

Length: 27 feet, 6 inches

Width: 7 feet, 6 inches

Seating capacity: 56 (26 downstairs, 30 upstairs)

Original operator: London Transport

London Transport Executive

The London Transport Executive was the organisation responsible for public transport in the Greater London area, UK, between 1948-1962. In common with all London transport authorities from 1933 to 2000, the public name and operational brand of the organisation was London Transport.-Creation:On 1...

Original fleet number: RT3572

Original licence plate number: MLL 882

Date acquired by Unitrans: Before September, 1979

Current status: Retired and sold in October, 1981. As of 2005 it was under private ownership in Merced, CA.