Shop OEM General Motors Part # 22958799. Floor Pan Crossmember (Front, Rear). CREW CAB. DOUBLE CAB. REGULAR CAB. FLOOR; Double cab; CREW CAB; PILLARS. ROCKER and FLOOR. FLOOR and

Crossmember.
Supporting sheetmetal structure attached to the underside of the floor pan. Center c'member. Extension. Floor pan Crossbar. Outrigger. Sill. Support bar.

Floor Pan Crossmember

CREW CAB. DOUBLE CAB. REGULAR CAB.