Liftmaster 985, 1240R, 1245r, 1255R
Replace nonworking or malfunctioning parts on your LiftMaster 985, 1240R, 1245R or 1255R garage door opener using our parts diagrams at Garage Door Supply Company. This garage door opener model diagram is illustrated to help you find parts numbers and installation help on DIY repairs or enhancements to your residential LiftMaster chain drive garage door operator. We have LiftMaster model 1245R parts and replacement parts for LiftMaster models 985, 1240R and 1255R. Shop our installation parts, chain drive assembly parts and LiftMaster motor assembly parts.