Set #4103 was originally released from 2001-2003 as Model Horse Customizing Kit with Artist Quality Mohair and included a basecoated model, 6 acrylic paints, three brushes, mohair and an instruction booklet. On the 2003 Retired List.
Set #4115 was released from 2005-2018 as My Dream Horse Customizing Kit and included the same items. On the 2018 Retired List, but still shown in the 2018/2019 catalog.