2011 Dodge Ram 1500 Crew Cab Owner Manual - Page 421

420 STARTING AND OPERATING NOTE: • The use of class "S" chains is permitted with P245/ 70R17 tires only. • The use of class "U" chains is permitted on the front and rear of 4X4, 2500 model trucks with LT245/ 70R17E tires. • The use of class "U" chains is permitted on the front and rear of 4X4, 3500 model trucks with Dual Rear Wheels and LT235/80R17E tires. • On 4X2 2500/3500 model trucks, class "U" snow chains are permitted on the rear wheels only of vehicles equipped with LT245/70R17, LT265/70R17, and LT235/80R17 size tires. CAUTION! Do not use tire chains on 4x4 model trucks equipped with P265/70R17, LT275/70R17, P275/60R20, 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 4X2 front wheels of 2500/3500 SRW (Single Rear Wheels) equipped with LT245/70R17, LT265/70R17 LT235/ 80R17 tires, or 4X4 front wheels equipped with LT265/70R17E. There may not be adequate clearance for the chains and you are risking structural or body damage to your vehicle. SNOW TIRES • On 4x4 2500/3500 SRW (Single Rear Wheel) model Some areas of the country require the use of snow tires trucks, class "U" snow chains are permitted on the rear during the winter. All season tires satisfy this requirewheels only of vehicles equipped with LT265/70R17E. ment and can be identified by the M+S designation on the tire sidewall.