Weber #70375 4PC Flavorizer Bars for Summit Grills Made in 2007 Weber # 70375 4PC Flavorizer Bars for Summit 2007. Bars measure 18-1/16" long x 1-3/4" wide x 1-3/4" tall Set of 4 heavy gauge stainless steel flavorizer bars for Summit grills made after year 2006 To replace all the bars you will need to order either another set of 4 or set of 5 as required for your model. Please visit Weber's website to ensure you order the correct parts for your specific grill. It is best to look up by serial #. The following link will also help you find the alpha numeric number. http://help.weber.com/schematics/#serial-number