I have a lift gate. It's over at the barn on the parts truck. May have some slight rust on the latches, but is to my recollection in good nick.
I cannot say whether the heater element is any good, but that's easily repaired with any of the mazillion kits available.
1966 109 5 door wagon 300Tdi "spermaceti fueled"
1994 RRC LeWiB "ruining the air behind me"
1968 2A 88
All my troubles are Rover