Oregon 91-591 Mower Blade, 22-15/16" Compatible w/ Jacobsen 4137186 NetSuite-ID_559489 creating an ultra-hard layer at

creating an ultra-hard layer at the cutting edge and increasing time between sharpening

This ignition switch is 6 terminal and 3 positions

Depth adjustment

flat free wheel assembly is 13 X 500-6 and has a pressed cup size for tapered roller bearings

This spindle assembly fits PM series riders and replaces Gravely

Oregon 91-591 Mower Blade, 22-15/16" Compatible w/ Jacobsen 4137186 NetSuite-ID_559489 creating an ultra-hard layer atThe Oregon 91 591 replacement lawn mower Blade is made to the exact OEM specification for optimum performance. Our Blades are individually straightened and hardened to provide a consistent, cleaner cut and increase Blade longevity. Many parts look similar, so its crucial to ensure youre choosing the right replacement for your original equipment or engine model. Not sure? Use our Parts Lookup Tool to view part diagrams and find the correct replacement.