R series may refer to:
Transportation
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BL R-series engine, gasoline car engines
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Dennis R series, coach chassis
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Ford R series
The Ford R series was a range of single-decker bus and single-decker coach chassis, built by Ford that evolved from designs made by Thames Trader until the mid-1960s. A number of components were shared with the D-series lorry, including the ...
, busses
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International R series, trucks
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Mack R series, heavy-duty trucks
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Scania R series
The Scania PRT-range (also known as Scania LPGRS-range or Scania PGRT-range), also referred to as ''new truck range'' or ''Scania's truck range'', is the current range of trucks produced by the Swedish commercial vehicle manufacturer Scania. It ...
, trucks
Science and technology
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R series (number series)
Renard series are a system of preferred numbers dividing an interval from 1 to 10 into 5, 10, 20, or 40 steps. This set of preferred numbers was proposed ca. 1877 by French army engineer Colonel Charles Renard and reportedly published in an 1886 i ...
(Renard number series), in mathematics
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Samsung Galaxy R series, Android smartphones
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Sony Ericsson R series, a series of cell phones
See also
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R (disambiguation)
R, or r, is the eighteenth letter of the English alphabet.
R or r may also refer to:
Science Biology and medicine
* Arginine, an amino acid abbreviated as Arg or R
* ATC code R ''Respiratory system'', a section of the Anatomical Therapeutic Ch ...
{{disambiguation