Oregon 90-309 Set of 3 Mower Blades, 21-5/8" Compatible with John Deere M143504 NetSuite-ID_573085 40 HP: Provides ample power

40 HP: Provides ample power for demanding applications

This genuine OEM manual provides comprehensive Coverage of repair and Maintenance procedures

Standard version

Keyway: 3/16"

Oregon 90-309 Set of 3 Mower Blades, 21-5/8" Compatible with John Deere M143504 NetSuite-ID_573085 40 HP: Provides ample powerYou can count on the Oregon 90 309 replacement lawn mower blade to be the best in the industry. Our 26 quality standards ensure that youre buying a sharp, high performance blade that mounts properly. It delivers a clean cut for quality results. Fits models: John Deere M143504, John Deere M158112, Sunbelt B1JD1049, Laser 91462, John Deere M152727, Laser 91058, Laser 91750 13 16" center hole Enhanced mulching for bagging and side discharge efficiency