SECTION 1 - Engine Compartment
Transmission - Standard
The standard manual 3 speed transmission was a model T-85 supplied by Borg Warner and all
were coupled to the Overdrive unit, first introduced to the public by Warner in 1934. The overdrive
featured a manual lockout and downshift accelerator control. The minimum cut-in speed was
approximately 22 MPH.
Number of forward speeds 3
Transmission Ratios
In first 2.49-1
In second 1.587-1
In third 1.00-1
Overdrive .722-1
In reverse 3.154-1
Transmission - Ultramatic
The optional automatic transmission called Ultramatic, was built by Packard. The first version was
introduced in 1949, with upgrades occurring in 1955 and 1956. The selector indicator dial was
used on the 1956 Golden Hawk only. There is a triangle on either side of the "D" location to
indicate the two Drive positions.
D - High (Triangle to Left of the D)
D - Drive (Triangle to Right of the D)
Gear Ratios:
High -Torque Converter, High, Automatically Up-shifting to Direct Drive
Drive - Torque Converter plus 1.82 Gear Ratio, Automatically Up-shifting to High
Direct Drive
Low - Torque Converter plus 1.82 Gear Ratio
Reverse - Torque Converter plus 1.82 Gear Ratio
Reference Source:
1953 - 1958 Body Parts Catalog, pages 245-268.
1953 - 1958 Body Parts Catalog, page 297-314.
1956 Passenger Car Shop Manual, figure 260, section 16, page 112.
1956 Automobile Manufacturers Association Consolidated Specification Questionnaire.
Last Update - July 2, 2018
Page 41
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