B1PD5042 Replacement Blade, Mulching Fits John Deere Riding Mower model-CS-663E Fits Briggs and Stratton Engines:

Fits Briggs and Stratton Engines:

Thread 9/16" 18 NF Both Ends

Also used with Double Shoot 4 Run Kit (A-DSKIT4)

Note: WD45 serial number restriction applies -- fits WD45 up to SN 99647 for standard replacement

B1PD5042 Replacement Blade, Mulching Fits John Deere Riding Mower model-CS-663E Fits Briggs and Stratton Engines:New Aftermarket Replacement Blade, Mulching (2) blades for 42" cut. Fits John Deere Riding Mower: GT225, GT235, GT245, GX325, GX335, GX345, GX355, LX255, LX266, LX277, LX279, LX280, LX288, LX289, 325, 335, 345, 355D (42") Technical Information: Predator blades provide the flat blade design preferred by most commercial mowers with an extended cutting length for increased cutting efficiency Center Hole 13 16" Length 21 5 16" Thickness . 197 Type Toothed