A gearshift system for {HEAD ~ an automobile} with {TAIL ~ an electromagnetic powder} clutch and a transmission having four forward gear sets 
with
A gearshift system for { HEAD ~ an automobile } with { TAIL ~ an electromagnetic powder } clutch and a transmission having four forward gear sets
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH