GMC 2003 Sierra User Manual
Page 342
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In order to Mfculate (he amounl of woighi any from
accessory, such as a snow plow, is adding to the tnont
axle, use the lollowing formula;
(W X (A t W.B.)) /W.B.= Weight the accessory is acWing
(0
the Iront axle.
Whera:
W - Weight ol added accessory
A - Distance that the ar^c&ssoty is in front of the
front axle
W.B. = Vehicle Wheelbase
For exaiTipie, adding a 700 It). ^316 Kg) snow plow
actually adds more lhan 700 lb. (319 Kg) to the front
axle. Using thg (ormula^ If the snow plow Is 4 fl.
{^22
Cm)
in front of the from axle and the wheel base is
10 Ft. (305 crif}), Ihen:
W = 7ÛÛ lb. (318 Kg)
A = 4fl, (122 cm)
W.B, = 10 ft. (305 cm)
(W
X (A +
W.B.))VW.B.
= (700 X [4 + 10)}/1(] =
9ÊÛ lb. (445 kg)
So. if your track's front axle resenre capacity Is more
Than
9B0 lb. (445 Kg), you could add the srtow plow
without exceeding the Iront GAWR,
4-61