Engine    
318 cu in (5.211 l) Chrysler A engine
170 cu in (2.786 l) Chrysler Slant-6
225 cu in (3.605 l) Chrysler Slant-6

Transmission    
3-speed manual
4 speed manual
3-speed push button automatic
4-speed automatic

Dimensions
Wheelbase    114 in (2,896 mm) (regular cab 6.5 ft (2.0 m) bed)
122 in (3,099 mm) (regular cab 8 ft (2.4 m) bed)[1]
133 in (3,378 mm) (regular cab 9 ft (2.7 m) Utiline bed)
146 in (3,708 mm) (crew cab 6.5 ft (2.0 m) bed)

Dodge D Series on Wikipedia

MORE SPECS WILL BE HERE SOON