Volvo RM12

RM12
TypeTurbofan
National originUnited States/Sweden
Manufacturer
Major applicationsSaab JAS 39 Gripen
Number built254
Developed fromGeneral Electric F404

Reaktionsmotor 12 (RM12) is a low-bypass afterburning turbofan jet engine developed for the Saab JAS 39 Gripen fighter. A version of the General Electric F404, the RM12 was produced by Volvo Aero (now GKN Aerospace Engine Systems). The last of the 254 engines was produced on 24 May 2011, at which time it had reached 160,000 flight hours without any serious incidents.