RTS Performance Rebuilding kits provide all the soft parts required to rebuild a specific type of transmission, Using Alto internals who are the industry leader in content and quality. Our various rebuilding kits cover a wide range of content. Gasket and Seal Kits (Paper and Rubber) Contains all paper gaskets, rubber O-rings, pan gasket, rubber lip seals. Master Kits Contains steel clutch plates. Super Kits Contains Master Kit plus filter, bands, modulator, common bushings and washers. Included ALTO Red Eagle Friction Clutches and Kolene Steels . Sealing Rings, Metal Clad Seals, Gaskets, Orings & Rubber Piston Seals.