major part

(A) the engine;

(B) the transmission;

(C) each door to the passenger compartment;

(D) the hood;

(E) the grille;

(F) each bumper;

(G) each front fender;

(H) the deck lid, tailgate, or hatchback;

(I) each rear quarter panel;

(J) the trunk floor pan;

(K) the frame or, for a unitized body, the supporting structure serving as the frame; and

(L) any other part of a passenger motor vehicle that the Secretary of Transportation by regulation specifies as comparable in design or function to any of the parts listed in subclauses (A)–(K) of this clause.