Recommended for replacement whenever the sending unit is serviced, this fuel tank sending unit lock ring securely retains the fuel pump assembly to the lock. Made of durable materials for reliable service. This part is compatible with the following vehicles. Before purchasing, enter your vehicle trim in the garage tool to confirm fitment. [Ford E-150 Econoline Club Wagon: 1997, 1998, 1999, 2000, 2001, 2002] - [Ford E-150 Econoline: 1997, 1998, 1999, 2000, 2001, 2002] - [Ford E-250 Econoline: 1997, 1998, 1999, 2000, 2001, 2002] - [Ford E-350 Econoline Club Wagon: 1997, 1998, 1999, 2000, 2001, 2002] - [Ford E-350 Econoline: 1997, 1998] - [Ford E-350 Super Duty: 1999, 2000] - [Ford E-450 Econoline Super Duty Stripped: 2000, 2001, 2002] - [Ford E-450 Econoline Super Duty: 2000, 2001, 2002] - [Ford E-550 Econoline Super Duty: 2002] - [Ford Econoline Super Duty: 1997, 1998, 1999] - [Ford Econoline Wagon: 1999, 2000, 2001, 2002] - [Ford Econoline: 1999, 2000, 2001, 2002] - [Ford Explorer: 1997, 1998, 1999, 2000, 2001] - [Ford F-150: 1997, 1998] - [Ford F-250 HD: 1997] - [Ford F-250: 1997, 1998] - [Ford Lobo: 1997, 1998] - [Mercury Mountaineer: 1997, 1998, 1999, 2000, 2001]