Door Latch Parts Back to Mopar Index Door Latch Mechanisms Click here to view our Mopar Door Latch List Striker Plates These are sometimes called 'door catches'. Replace them anytime you change latch mechanisms, or anytime they fail to hold the door securely closed. 1937-39 except 1939 Chrysler - PART # - SP107 $17.95 ea. 1940-48 all LH or RH $19.95 ea.