Marshall Model #4100 JCM 900 Hi Gain Dual Reverb Year1992 Serial NumberZ25533Model4100Watts100Folders Amp Archives Marshall JCM 900 Models Model #4100 JCM 900 Hi Gain Dual ReverbModel #4100 JCM 900 Hi Gain Dual Reverb 1992 SN Z25533 12Images Leave a Comment Cancel replyYou must be logged in to post a comment.