Keep your lawn tractor cutting smoothly with this 2-pack of replacement blades designed specifically for MTD XT1-LT42 models. These toothed blades deliver clean, precise cuts across your lawn while standing up to regular use. The specialized tooth design helps maintain consistent cutting performance throughout the mowing season. These genuine MTD replacement blades (part number 742P05177A-X) are precision-engineered to fit perfectly and restore your mower's cutting capability to like-new condition. Each blade is manufactured to meet strict quality standards, ensuring durability and reliable performance. Installing fresh blades helps maintain optimal cutting efficiency and promotes a healthier lawn. This convenient two-pack provides a complete blade replacement set for your 42-inch cutting deck. Direct Replacement for the Following OEM Part Numbers: CMXGZAM110202, 742P05177A-X, 742-05177A-X, 490-110-Y202, 490-110-C202 Fits The Following OEM Models:Cn - Z5200 Ct - XT1-LT42, XT1-LT42B, XT1-LT42E, XT1-LT42E Lithium Ion, XT2-LX42 Fab, ZT1-42, ZT1-42 Fab, ZT1-42E Lithium Ion, ZTS1-42 Fab MTD - Z5200 2022 Diamond Hole Blade Pattern compatible with S-Pattern Blade Spindles.