Toyota 2005 Tacoma Owner's Manual page 290

05 02.25
D
The load on either the front or rear
axle resulting from distribution of
the gross vehicle weight on both
axles must not exceed the Gross
Axle Weight Rating (GAWR) listed
on the Certification Label.
290
Total trailer weight Tongue load
Tongue load
100 = 9 to 11%
Total trailer weight
D
The trailer cargo load should be
distributed so that the tongue load
is 9 to 11% of the total trailer
weight, not exceeding the maximum
load of the following.
Without towing package
158 kg (350 lb.)
With towing package
294 kg (650 lb.)
2005 TACOMA from Mar. '05 Prod. (OM35862U)
However, if towing with a fifth
wheel trailer, the cargo load must
be distributed so that the tongue
load is 19 to 21% of the total trailer
weight. Never load the trailer with
more weight in the back than in the
front. About 60% of the trailer load
should be in the front half of the
trailer and the remaining 40% in the
rear.