Bars measure 18-1/8" long by 1-3/4" wide. Genuine Weber part #70375 4PC Flavorizer Bars for Summit 2007. Set of 4 heavy gauge stainless steel flavorizer bars for Summit grills made after year 2006. Note: To replace all the bars you will need to order either another set of 4 or set of 5 (part # 70376) as required for your model. Bars measure 18-1/8" long by 1-3/4" wide. For a 4 burner model without a smoker, 1 set of 70375 and 1 set of 70376 must be ordered for a complete set. For a 4 burner model with a smoker, 2 sets of 70375 must be ordered for a complete set. For a 6 burner model without a smoker, 2 sets of 70375 and 1 set of 70376 must be ordered for a complete set. For a 6 burner model with a smoker, 3 sets of 70375 must be ordered for a complete set. Weber part # 67668 consists of 8 bars.