: Most "Buy 3, Get 1 Free" offers require the purchase of a full installation package for all four tires.
When this specific deal is active (often during holidays like Black Friday or special "Pyramid of Deals" events), the promotional text typically includes: big o tires buy 3 get 1 free
: Valid from April 13, 2026, to May 3, 2026 , for sets of 4 select in-stock tires from brands like Cooper, Hankook, or Pirelli with installation purchase. : Most "Buy 3, Get 1 Free" offers