RM2

RM2 or variant, may refer to:


 * RM2, the postcode for a part of Romford, see RM postcode area
 * Valmet RM 2, a class of two-bogie four-axle tram
 * Mendoza RM2, a light machine gun from Mexico
 * RocketMotorTwo (RM2), a Tier-1b rocket engine for SpaceShipTwo
 * RM2, a cancelled space station Russian Research Module
 * RM2, a type of railcar in the NZR RM class