Sale is for a vintage used Buick Dynaflow Shift Indicator Dial & Housing, as pictured.  The design of the housing changed mid-model year and this is the 1st type, # 1175438.  Part has some pitting.

Listed to fit:

1957                Buick, all models with Dynaflow A.T., early build ---up to frame number D-1121545 (Flint), D-2036024                                                             (Southgate), D3040638 (Linden), D-4038691 Kansas City; D-5033976 (Wilmington)

Verify suitable for intended application as returns are not accepted.