Selecting Trailer Ball - Lexus LX 570 Owner's Manual

Selecting trailer ball

Use the correct trailer ball for your application.
LX570_OM_OM60L96U_(U)
2-5. Driving information
Trailer ball load rating
Matches or exceeds the gross
trailer weight rating of the trailer.
Ball diameter
Matches the size of the trailer cou-
pler. Most couplers are stamped
with the required trailer ball size.
Typical trailer ball
Trailer class
size
IV 2 5/16 in.
II and III 2 in.
I 1 7/8 in.
Shank length
Protrudes beyond the bottom of
the lock washer and nut by at least
2 threads.
Shank diameter
Matches the ball mount hole diam-
eter size.
2
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