Toro OEM 120 2379 HI-FLO Mower Deck Blade was created for the purpose of giving a little extra lift to that damp heavy grass that seems to want to fall short of your discharge chute. The OEM 120 2379 HI Lift Mower Blades have an added lip that increases air volume and promotes air circulation in your deck, resulting in a cleaner mowing experience without clumps. This feature varies in effectiveness depending on the type of grass you have. This Mower Deck Blade was made to OEM Specifications to fit Toro 52" ZMaster 2000 series (ONLY MODEL 74143). Due to the part number overlap within series and multiple changes within Series that can have some differences in mower deck blade applications. Please Refer to the Special Notes, References and The Model Fit Chart below to ensure a proper fit. Part Number 120-2379-03 superseded to Part Number 120-2379. NOTE 1: Due to a Serial Number brake that could overlap Models, The Toro 120-2379 does require the External Octogen Shaft/Blade Arbor Assembly with the Stand-Alone bolt and removable Belleville Washer. Refer to the image above for an accurate Comparision. Mower Deck Blade 120-2379 was made exclusively for Model 74143. If you have a The External Square Shaft/Blade Arbor with slightly rounded corners on a 2000 series 52" Toro Z Master without the Model number 74143 refer to part number - 133-2134 or a Round Flat shaft Shaft/Blade Arbor - 115-9650-03. COMPATIBLE BLADE REFERENCES 120-2408-03 - Mulching/Recycler Blade (Z Master 2000 Series Model 74143) 133-2134 - Hi Flo Blade (External Square Shaft/Blade Arbor with slightly rounded - Z Master 2000 Series) 115-9650-03 - Hi Flo Blade (Round Shaft/Blade Arbor - Z Master 2000 Series) COMPATIBLE COMMMON SPINDLE ASSEMBLY PART REFERENCES 139-2357 - Spindle Assembly (Click on part number to view associated parts) Specification Product Number: 1202379, 120237903 Brand: Toro Length: 17.600 IN (44.704 CM) Width: 2.600 IN (6.604 CM) Height: 0.600 IN (1.524 CM) Weight: 1.720 LB (0.780 KG) Model Fit: 74143
