# R8

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**R8** or **R-8** may refer to:

## Transport

- [Audi R8](/source/Audi_R8), used from 1999–2006 by Audi for Le Mans 24 Hours race cars, and from 2007–2024 for a street legal car - [List of Audi R8 automobiles](/source/List_of_Audi_R8_automobiles)
- [R8 (Rodalies de Catalunya)](/source/R8_(Rodalies_de_Catalunya)), a commuter rail line bypassing Barcelona, Catalonia, Spain
- [R8 (SEPTA)](/source/R8_(SEPTA)), a commuter rail line in Philadelphia, United States, which has been split into: - [Chestnut Hill West Line](/source/Chestnut_Hill_West_Line), *R8 Chestnut Hill West* - [Fox Chase Line](/source/Fox_Chase_Line), *R8 Fox Chase*
- [R8 (RER Vaud)](/source/R8_(RER_Vaud)), an S-Bahn line in the Swiss canton of Vaud
- [Kyrgyzstan Airlines](/source/Kyrgyzstan_Airlines), from its IATA airline designators
- [Radial Road 8](/source/Radial_Road_8) or R-8, an arterial road of Manila, Philippines
- [Renault 8](/source/Renault_8), a small family car produced in the 1960s and early 1970s
- [R8A (New York City Subway car)](/source/R8A_(New_York_City_Subway_car))

## Other uses

- R8, a [machine taper](/source/Machine_taper#R8) originally designed for Bridgeport Milling Machines
- [R8: Contact with combustible material may cause fire](/source/R8:_Contact_with_combustible_material_may_cause_fire), a risk phrase in chemistry
- HK R8, a modified version of the [Heckler & Koch SL8](/source/Heckler_%26_Koch_SL8#HK_R8) rifle
- Smith & Wesson M&P R8, a version of the [Smith & Wesson Model 327](/source/Smith_%26_Wesson_Model_327) revolver
- [HP roman8](/source/HP_roman8), an 8-bit character set
- [Kaliningrad K-8](/source/Kaliningrad_K-8), a medium-range air-to-air missile known as R-8 in service
- [Leica R8](/source/Leica_R8), a 1996 manual focus 35 mm single-lens reflex camera
- [Canon EOS R8](/source/Canon_EOS_R8), a mirrorless camera
- Receptor 8, the eighth in line of a series of [cellular receptors](/source/Receptor_(biochemistry)), generally at the end of an acronym
- [Roland R-8](/source/Roland_R-8), a 1988 electronic drum machine
- [USS *R-8*](/source/USS_R-8), a 1919 United States Navy submarine

## See also

- [R08 (disambiguation)](/source/R08_(disambiguation))
- [8R (disambiguation)](/source/8R_(disambiguation))

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Adapted from the Wikipedia article [R8](https://en.wikipedia.org/wiki/R8) by Wikipedia contributors ([contributor history](https://en.wikipedia.org/wiki/R8?action=history)). Available under [Creative Commons Attribution-ShareAlike 4.0 International](https://creativecommons.org/licenses/by-sa/4.0/). Changes may have been made.