three letter acronym, can refer to:
Gran TurismoRacer, Gran Tourer Racing or similar, commonly associated with performance cars. Vehicles that uses the designation are::* BMW M3GTR - a racing version of M3:* Kawasaki 1000GTR/ Kawasaki Concours(USA/Canada) - The litre touring motorcycle which was produced from 1986. :* McLaren F1 GTR- The competition evolution of the McLaren F1roadcar.:* Mercedes-Benz CLK GTR:* Nissan Skyline GT-R:* Nissan GT-R:* Porsche 924Carrera GTR - a racing version of the 924 Carrera GT:* Ultima GTR
GTR Euroseries, a short-lived European auto racing series.
GTR - FIA GT Racing Game, which is developed by Simbin.
GTR - FIA GT Racing Game 2, a sequel to GTR.
GTR (series), the now-defunct Swedish GT Series.
GTR (band)founded by guitarists Steve Hackett and Steve Howe
Substitution model- The generalised time reversible substitution model
Grand Trunk Railway
Golden Triangle Regional Airport, Lowndes County, Mississippi
* General Theory of Relativity, same as
general relativity, abbreviated GR.
* In D.I.C.E., this is an acknowledgement response used by D.I.C.E. members, which is similar to FAB in
Thunderbirds (TV series).
* Global Technical Regulation(s) - A new set of
vehiclelegislative requirements that are being created by the UN ECE World Forum for Harmonization of Vehicle Regulations.
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