Service kit (includes seals & gaskets) for 29090-2000 & 29090-3000 series toilets.
Select 29045-2000 for toilets manufactured between 1998 and 2007 (Grey pump handle)
Select 29045-3000 for Twist & Lock toilets manufactured after 2007 (Navy blue pump handle)
Both kits are supplied with instructions and an exploded diagram.