RAM 1500 Owner's Manual page 547

NOTE:
• On 4x2 and 4x4 1500 model trucks, the use of class "S"
snow chains is permitted on the rear wheels only of
trucks equipped with P265/70R17 tires.
• On 4x2 2500 model trucks, the use of class "U" snow
chains is permitted on the rear wheels only of trucks
equipped with LT245/70R17 or LT265/70R17 tires.
• On 4x4 2500 model trucks, the use of class "U" snow
chains is permitted on the rear wheels only of trucks
equipped with LT245/70R17, LT265/70R17, or LT285/
70R17 tires.
• On 4x2 and 4x4 3500 SRW (Single Rear Wheel) model
trucks, the use of class "U" snow chains is permitted
on the rear wheels only of trucks equipped with
LT265/70R17 tires.
• On 4x2 and 4x4 3500 DRW (Dual Rear Wheel) model
trucks, the use of class "U" snow chains is permitted
on the front and rear wheels of trucks equipped with
LT235/80R17 tires.
CAUTION!
Do not use tire chains on the front wheels of any
model except for 3500 DRW (Dual Rear Wheel)
trucks equipped with LT235/80R17 tires. There may
not be adequate clearance for the chains and you are
risking structural or body damage to your vehicle. Do
not use tire chains on the rear wheels of 1500 model
trucks equipped with LT275/70R17, P275/60R20, or
285/45R22 tires. There may not be adequate clearance
for the chains and you are risking structural or body
damage to your vehicle.
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