OEM Part Numbers: M139802 / M127129 / M145969 Fits 42" Mower Decks For 1542GS 1542HS 15.542GS 15.542HS 1642HS 1742GS 1742HS 1842GV 1842HV 1848GV 1848HV Sabre Lawn Tractors, 107-17HS SABO Lawn Tractors, S1642 S1742 Scotts Lawn Tractors, SST15 Multi Pack Includes 2 M139802 John Deere lawn mower blades are manufactured with a combination of carbon and boron to provide hardness for a long life and sharp edge without breakage. Mulching Style Mower Blades OEM John Deere Part Number M139802 Replaces Prior MPN M127179

Compatibile With:

John Deere: SST15 42 inch Convertible Deck, SST15 42 inch Deck, SST16 42 inch Convertible Deck, SST16 42 inch Deck, SST16 42 inch Mulching Deck
SABO: 107-17HS
Sabre: 15.542GS, 1542GS, 1642G, 1642H, 1742GS, 1842GV, 1848GV
Scotts: S1642 16hp, S1742 17hp

Please Refer to Original Equipment Owners Manual to verify Compatibility