What is the replacement cartridge for a moen 74000 84000 series faucet?

The replacement cartridge for a Moen 74000 and 84000 series faucet is typically the Moen 1225 cartridge. This cartridge is designed to fit various Moen single-handle faucets, providing smooth operation and durability. When replacing the cartridge, it's advisable to turn off the water supply and follow the manufacturer's instructions for proper installation. Always verify compatibility with your specific faucet model before purchasing.