6R may refer to: Ford 6R transmission, a 2006 6-speed automatic transmission Kawasaki Ninja ZX-6R, a 1995 middleweight sport bike Ponceau 6R, a red azo dye Yaesu VX-6R, a triple band handheld amateur radio transceiver A standard consumer print size for photographs. See Standard photographic print sizes. 6R, the production code for the 1984 Doctor Who serial The Caves of Androzani

See also R6 (disambiguation)