Yes, it is a rear seat mounted in the middle position. It does not mount properly in either position in the '54. It is mounted to 2X12s which are bolted to the floor.

On '47-59 Suburbans the rear seat will properly mount in the middle position.

"It's just a phase. He'll grow out of it." Mama, 1964

1956 Chevy 1/2-ton 3100
1953 Chevy 6100 "The Yard dog"
1954 GMC Suburban Now with a new proud owner.