Chev Truck Dual Pattern Pioneer 168-Tooth Flexplate # FRA-113Ring Gear Tooth Quantity: 168 tooth Flexplate Diameter (in.): 14. 13 Rear Main Seal Style: 2 piece Engine Balance: Internal Flexplate Material: Steel Marine Use: No Quantity: Sold individually. Pioneer Flexplates Flexplates are important connections between your engine and torque converter, and are relatively inexpensive parts to change out when they demonstrate signs of wear. These one or 2 piece Pioneer replacement flexplates are machined from