T45

T45, T.45 or T-45 may refer to:

Vehicles

 * Cooper T45, a racing car
 * McDonnell Douglas T-45 Goshawk, an American trainer aircraft
 * SJ T45, a Swedish diesel-electric locomotive
 * Slingsby T.45 Swallow, a British glider
 * Type 45 destroyer, a destroyer class of the Royal Navy
 * T45 Roadtrain, a 1988 Leyland Motors tractor truck

Other uses

 * T45 (classification), a disabled sports handicap class for arm amputees
 * T.45 (standard), an ITU standard for run-length encoding