Lawn-Boy 98-7011 Governor Spring Genuine Original Equipment Manufacturer (OEM) Part This part is compatible with models including; 10323-8900001 AND UP,10252-9900001 AND UP,10323-210000001 + UP,10324C-210000001 & UP,10324-210000001 & UP,10331-8900001 AND UP Genuine Original Equipment Manufacturer (OEM) part. Compatible Brands: Lawn-Boy Perfect for replacements or repairs!