The component with the lowest price in the TRANSMISSION (MODEL X/Y/K1) schematic is the Circlip.
Some items from this specific schematic: Chain Assembly Rk50gsvz1.1, Retainer,drive Shaft Bearing, Bearing(25x62x17), Nut.
This schematic depicts all components used in the Tl1000s 1998 (w) Usa (e03) Transmission (model X/y/k1) partslist.