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3
DIMENSIONS
Peterbilt Motors Company 3- 23
TABLE 3-3. Front Frame Height “A” - SFFA
SFFA SUSPENSION
SPACER
(mm)
LIGHT
LOADED
12,000 lbs.
3
TAPERLEAF
SFFA
10
9.3
8.9
20
9.7
9.3
30
10.1
9.7
40
10.5
10.1
50
10.9
10.5
60
11.3
10.9
70
11.7
11.2
80
12.1
11.6
13,200 lbs.
3
TAPERLEAF
SFFA
10
9.3
8.9
20
9.7
9.3
30
10.1
9.7
40
10.5
10.1
50
10.9
10.5
60
11.3
10.9
70
11.7
11.3
80
12.1
11.5
14,600 lbs.
TAPERLEAF
SFFA
10
9.3
8.9
20
9.7
9.3
30
10.1
9.7
40
10.5
10.1
50
10.9
10.5
60
11.3
10.9
70
11.7
11.3
80
12.1
11.7
16,000 lbs.
TAPERLEAF
SFFA
10
10.5
10.0
20
10.9
10.3
30
11.3
10.7
40
11.7
11.1
50
12.1
11.5
60
12.5
11.9
70
12.9
12.3
80
13.3
12.7
18,000 - 20,000 lbs.
1
TAPERLEAF
SFFA
10
10.6
9.5
20
11.0
10.0
30
11.4
10.4
40
11.8
10.8
50
12.2
11.2
60
12.6
11.6
70
13.0
12.0
80
13.4
12.4
22,000 - 24,000 lbs.
2
TAPERLEAF
SFFA
10
12.4
10.9
20
12.8
11.3
30
13.2
11.7
40
13.6
12.1
50
14.0
12.5
60
14.3
12.9
70
14.7
13.3
80
15.1
13.6
NOTES:
1) Shown with 20K load for laden dim. Add 0.3" to laden dim. if 18K load.
2) Shown with 23K load for laden dim. Add 0.1" to laden dim. if 22K load. Subtract .01" from unladen dim if 24K load.
Note: Standard 3-1/2" drop axle heights shown, for 5" drop axles, subtract an additional 1-1/2".
Spacer blocks are used by Engineering to obtain level frame and are not options.
"A" dimension shown is to bottom of frame rail. Add frame rail height dimension for frame height.