67TIRES, WHEELS AND BALLAST
C Liquid Ballast in Rear Tires
Water and calcium chloride solution provides safe
economical ballast. Used properly, it will not damage tires,
tubes or rims. The addition of calcium chloride is
recommended to prevent the water from freezing. Use of
this method of weighting the wheels has the full approval
of the tire companies. See your tire dealer for this service.
Liquid weight per tire (75 Percent filled)
A Do not fill tires with water or solution more than 75% of
full capacity (to the valve stem level).
Tire sizes 16.9-28 16.9-30
Slush free at -10 (-14 )
Solid at -30 (-22 )
[Approx.1 kg (2 lbs.)
CaCl per 4 L (1 gal.)
of water]
295 kg
(651 lbs.)
314 kg
(693 lbs.)
Slush free at -24 (-11 )
Solid at -47 (-53 )
[Approx.1.5 kg (3.5 lbs.) CaCl
per 4 L (1 gal.)
of water]
317 kg
(699 lbs.)
338 kg
(746 lbs.)
Slush free at -47 (-53 )
Solid at -52 (-62 )
[Approx.2.25 kg (5 lbs.) CaCl
per 4 L (1 gal.)
of water]
339 kg
(747 lbs.)
357 kg
(787 lbs.)
(1) Air
(2) Water
(A) Correct-75% Air compresses like a cushion
(B) Incorrect-100% Full Water can not be compressed