RH , spring and frame asy. , use with trim codes beginning with 2 or 4 , (Regular Cab, Crew Cab) , with captain's chairs
RH , spring and frame asy. , use with trim codes beginning with 3 or 8 , (Regular Cab, Crew Cab) , with 40/20/40 split bench seat
RH , spring and frame asy. , use with trim codes beginning with G, H or J , (Regular Cab, Crew Cab) , with base bucket seats