Toyota SIENNA 2022 Manual page 229

228
4-1. Before driving
Positions for towing hitch
receiver
Weight carrying ball position:
A
48.8 in. (1238.8 mm)
Hitch receiver pin hole posi-
B
tion: 42.5 in. (1079.7 mm)
Selecting trailer ball
Use the correct trailer ball for
your application.
Trailer ball load rating
A
Matches or exceeds the gross
trailer weight rating of the trailer.
Ball diameter
B
Matches the size of the trailer cou-
pler. Most couplers are stamped
with the required trailer ball size.
Trailer class
II
I
Shank length
C
Protrudes beyond the bottom of the
lock washer and nut by at least 2
threads.
Shank diameter
D
Matches the ball mount hole diame-
ter size.
■ Matching trailer ball height to
trailer coupler height
No matter which class of tow hitch
applies, for a safe trailer hookup, the
trailer ball setup on must be proper
height for the coupler on the trailer.
Coupler
A
Trailer ball
B
Connecting trailer lights
Please consult your dealer
when installing trailer lights, as
Typical trailer ball
size
2 in.
1 7/8 in.