Check out any of the twenty-five Frame components enlisted.
On this parts fiche the Bolt 6x14 is the most specified component.
Parts such as the Frame: Frame, Plate,eng Mtg Rr,r, Washer(6.5x18x1.6), Bolt(8x16) are included in the Lt-a400 Eiger Auto 2wd 2004 (k4) Usa (e03) Lta400 Lt A400 Frame parts fiche.