There is no use for changing only two winter tires no matter it is front wheel drive or rear wheel drive or even all wheel drive. 2 z7 i* u3 ~4 d2 m( X6 J 5 e: U* }: o" U5 S6 i' v9 z7 R; II watched a flips for the car equipped only 2 winter tires and 2 normal tires, when break or cornering, it is no different or even worse than no winter tires. 6 }0 Z2 b% s" a 7 y O) e' m% }: l 9 {) _ y) U9 cSafty first, Canadian Tire clerk is wrong, he should not recommand change only two tires