Installation guide
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10
3. For 3” trailer crossmembers, mark position
for side plate on crossmember (FIG. 10-1
and TABLE 10-1).
SIDE VIEW - 3” TRAILER CROSSMEMBERS
FIG. 10-1
BED
HEIGHT
DISTANCE
(“X”)
EXPECTED
GROUND
CLEARANCE
(“Y”)
46” 10-3/8” 12-1/8”
47” 10-3/8” 13-1/8”
48” 10-3/8” 14-1/8”
49” 10-3/8” 15-1/8”
50” 10-3/8” 16-1/8”
51” 10-3/8” 17-1/8”
52” 9-1/8” 16-5/8”
53” 9-1/8” 17-5/8”
3”
X
(TABLE 10-1)
TABLE 10-1
CROSSMEMBER
FLOOR
STEP 2 - WELD SIDE PLATE - Continued
NOTE: The instruction below only applies to trailers
with 3” crossmembers. If trailer has 4” cross-
members, go to the next page.
NOTE: To mark a position between 2 crossmem-
bers, attach tape from crossmember-to-
crossmember. Remove slack before marking
the tape.