Lexmark LEX40X0030 LEXMARK T644N 500 SHEET REDRIVE ASSEMBLY. Compatable with these models: T642
T642DN
T642DTN
T642N
T642TN
T644
T644DN
T644DTN
T644N
T644TN
X642E
X644E
X646DTE
X646E
T642DN
T642DTN
T642N
T642TN
T644
T644DN
T644DTN
T644N
T644TN
X642E
X644E
X646DTE
X646E