This hardwood frame is what your seat tracks attach to and is what AWD-1510-B sits on top of.  1930-31 Coupe.  USA

For 1930-31 Coupe. This hardwood frame is what your seat spring sits on top of and what the upholstery tacks to.  This will set on top of the AWD-1510 board.  USA

Model A rumble cushion.  Fits 1928-31 Coupes, Roadsters, and Cabriolets. Spring includes the 2 wire feet that locate the spring on the front edge of the seat riser.  

This is the seat spring assembly only.  It does not include uphosltery

Rumble backrest spring assembly.  This fits 1928-31 Coupes, Roadsters, and Cabriolets.  Spring has a tack channel base for attaching the upholstery and includes the 4 metal clips required for mounting to the deck lid.

This is the seat spring assembly only.  It does not include uphosltery

1930-31 Coupe/Cabriolet front seat spring backrest assembly. This backrest is 24" tall and is used with the early style seat assemblies that had the screw type seat adjuster. (A-47832-S)

The AWD-1511 wood that is used with this early spring is 19-3/8" tall in the center.

This is the seat spring assembly only.  It does not include uphosltery or wood frames when necessary.

1931 Coupe/Cabriolet front seat spring backrest assembly.  This is the late style that was 26" tall and was used with the sawtooth style seat adjuster.  (A-70124)

The backrest wood that is used with this seat spring is 20-1/4" tall in the center. (AWD-1502)

This is the seat spring assembly only.  It does not include uphosltery or wood frames when necessary.