Remote replacement matrix

Learn-button color first, then brand protocol. LiftMaster/Chamberlain MAX paths are not Genie Intellicode.

LiftMaster / Chamberlain (post-1993 charts)

LegacyCommon current pathConfirm
81LM890MAX / 893MAXLearn-button color
877LM / older keypads877MAX / 878MAXYellow = Security+ 2.0 bias to 878MAX
892LT / 894LTStill LT-era listings — or MAX if chart says soOld remote label

Hard stop

Genie Intellicode (e.g. G3T-BX) is a different protocol wall. Do not buy 893MAX for a Genie opener by habit.

Learn-button color guide · 81LM vs 893MAX