1954 Cadillac - GM Heritage Center

HYDRA-MATIC DRIVE-Continued
DR- 3 Range
Same as DR- 4 except
DETAILED SPECIFICATIONS
Continued
Upshifts from 3rd to 4th only at: 73-79 67-72 60-64
Downshifts from 4th to 3rd only at: 70-79 64-72 57-64
LO Range
1st to 2nd Upshift and Down­
shift same as DR 4
Upshifts from 2nd to 4th at: 42 39 34
Downshifts from 4th to 2nd at: 41 38 33
Note: Miles per hour at which shift is made is dependent on degree of
throttle opening. Actually no gears shift. Term used for clarity of
meaning.
FRAME Series 62 Series 60S Series 75
Frame make A. O. Smith A. O. Smith A. O. Smith
Frame depth, maximum 7¾^ 7%" 7 3 Ad'
Frame thickness, maximum... %A" %t" */XL
Flange width, maximum 2 3 %/ 2 W 2 W
Frame—Type Channel Channel Channel
side bars side bars side bars
with I-beam with I-beam with I-beam
X-member X-member X-member
Frame-to-road clearance at
center of wheelbase 6Vi" Vh" 7V* W
FRONT END SUSPENSION
Front suspension, make.. Own
Front suspension, type Forked arms
Forked arm bearings, type Threaded
Kingpin upper bearing, type Bronze bushing
Kingpin lower bearing, type Bronze bushing
138
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