This is the complete kit to upgrade a 390 kg Rans S6ESD to 430kgs. The kit includes the replacment fabric skins which are supplied in the colour of your choice. (Skins may take 4 to 6 weeks delivery). If your plane is the S6ES-XL with the fixed flaps, you will need an additional flap operation kit. To move up from 430kgs to 450kgs the engine will have to be changed to either a Jabiru 2200, Rotax 582 or 912. Please enquire for full details.