Replaces OEM Part: Husqvarna, Craftsman 138971, 532138971, 127843, 532127843, 138498, 532138498, 138971X431, 594892701, AYP 917127843, 917131323, 917138498MS, 917532138498 Dimensions: Length 21", Width 2-1/4", Thickness 0.157", Center Hole 5 point star, Air Lift 15/16", Cutting Edge Length 3-5/16", Compatible Deck Size 42". The length of the blade is measured diagonally from one end to the other Installation: Designed for quick, hassle-free installation - the blades fit directly into place. Just remove the old blade, secure the new one, and your mower is ready for clean, efficient cutting. 532138971 Craftsman 42 Inch Mower Blades Compatible with YT3000 (917.289340, 917.289341, 917.289342, 917.289344), LT2000 (917.289100, 917.289101, 917.289102, 917.289103, 917.289104, 917.289105, 917.289106, 917.288070), DLT2000 (917.273780), DLT3000 (917.275820, 917.275821), 917.279060 (960130002), 917.279180 (YTH2242T), 917.287520 (YTH2042), 917.289620 (YTH 22V42), DYT4000 (917273820, 917273821, 917273823), YT4000 (917289260), DYS4500 (917287260), YS4500 (917287220) 532138971 Husqvarna 42 Inch Mower Blades Compatible with YTH22V42, YTH18542, YTA18542, YTH1542XP, YTH1542, YTH180, YT1942, YTH1842, YTH2042, TS142, YTH20K42, LTH130, RZ4219, YTH145, 2042LS, YTH150, YTH2242. Please confirm the complete model number to ensure a proper fit. For a more detailed list of compatible models, check the description below 532138971 Husqvarna 42 Inch Mower Blades Compatible with YTA19K42, YTH20B42T, TS242, LTH1342, LTH1742, LTH140, LTH145, LTH152, LTH174, LTH1542, LTH1842, LTH18542, LTH2042, LTH2142, LTH2142D, LTH2142DR, LT140, LT152, LT16542, LT18542, LT1942, LT2223A2, PB195H42LT, YTH130, YTH135, YTH150 XP, YTH180XP, YTH184T, YTH190, YTH1342XP, YTH1542XPT, YTH155, YTH170 138971 Husqvarna 42 Inch Mower Blades Compatible with YTH1842XP, YTH18K42, YTH1942, YTH2042XP, YTH2042TD, YTH20F42T, YTH21K42, YTH2242T, YTH22K42, YTH23V42, YTKH1542XP, YT130, YT150, YT155, YT160, YT16542, YT16542T, YT190, YT1942T, YT42LS, YT42CS, Z142, TS142T, TS142X, TS142XK, TS142TX, TS142TXD, TS242D, TS243, TS243T, Z142, RZ4219BF 532138971 Poulan 42 Inch Mower Blades Compatible with PP175G42, PP19A42, PO17542LT, PO16542LT, PB145G42, PP1242, PP1242A, PO1742STA, PO1742STC, CO185H42STA, CO185H42STB, 279370, CN1842STA, CO1842STA, CO18542STA, CO18542STB, CO18542STC, PD185H42STA, PD185H42STB, PD185H42STC, PO17542STD, PP145H42, PP145H42A, PP145H42B, PRK17H42STA, PXT175G42 138971 Poulan 42 Inch Mower Blades Compatible with PRK17H42STB, PR17542STA, PR17542STB, PR17542STC, PR1742STA, PR1742STB, PR1742STC, PR1742STD, PR1742STE, PR1742STF, PB155G42, PP155G42, PPR20H42STA, PPR20H42STB, PPR20H42STC, PP155H42, PB15542LT, PB175A46, PB175G42, PB175A42LT, PO175A42LT, PB17542LT, PB1842LT, PB185A42, PB18542LT 138971 Poulan 42 Inch Mower Blades Compatible with PP185A42, PB195H42LT, PB195A46LT, PB19542LT, PO19542LT, PB19H42YT, PB20A42LT, PB20H42YT, PB20H42LT, PB2042YT, PB22H42YT, BB18542LT, BB185H42LT, BB185H42YT, BB24H42YT, C20H42YT, CO17542LT, PO14542LT, PO15542LT, PXT12538, PXT175G42, HD17542, PBA19542LT, PBA19542LTX, PD17542LT, XT19H42YT 532138971 532 138971 138498 127843 138971X431 532127843 532138498 High Lift Blades 42 Inch hi 134149 532134149 mulching mower blade for Husqvarna Jonsered Craftsman Poulan pro AYP lawn part parts riding deck replacement lt lth yth yta YTH18542 YTA18542 18542 2042 yth2242 yth180 lth1742 yth22v42 22v42 pp175g42 pp19a42 2042LS LT16542 LT152 LTH174 LTH1842 LTH2042 TS142 TS242 YT1942 YTA19K42 YTH1542XP YTH1542 YTH2042 130 LT1942 LTH125 LTH140 LTH145 LT2223A2 yth20k42 YT3000 LT2000 DLT3000 rz4219 145. Replaces OEM Part: Husqvarna, Craftsman 138971, 532138971, 127843, 532127843, 138498, 532138498, 138971X431, 594892701, AYP 917127843, 917131323, 917138498MS, 917532138498 532138971 Craftsman 42 Inch Mower Blades Compatible with YT3000 (917.289340, 917.289341, 917.289342, 917.289344), LT2000 (917.289100, 917.289101, 917.289102, 917.289103, 917.289104, 917.289105, 917.289106, 917.288070), DLT2000 (917.273780), DLT3000 (917.275820, 917.275821), 917.279060 (960130002), 917.279180 (YTH2242T), 917.287520 (YTH2042), 917.289620 (YTH 22V42), DYT4000 (917273820, 917273821, 917273823), YT4000 (917289260), DYS4500 (917287260), YS4500 (917287220) 532138971 Husqvarna 42 Inch Mower Blades Compatible with YTH22V42, YTH18542, YTA18542, YTH1542XP, YTH1542, YTH180, YT1942, YTH1842, YTH2042, TS142, YTH20K42, LTH130, RZ4219, YTH145, 2042LS, YTH150, YTH2242. Please confirm the complete model number to ensure a proper fit. For a more detailed list of compatible models, check the description below 532138971 Husqvarna 42 Inch Mower Blades Compatible with YTA19K42, YTH20B42T, TS242, LTH1342, LTH1742, LTH140, LTH145, LTH152, LTH174, LTH1542, LTH1842, LTH18542, LTH2042, LTH2142, LTH2142D, LTH2142DR, LT140, LT152, LT16542, LT18542, LT1942, LT2223A2, PB195H42LT, YTH130, YTH135, YTH150 XP, YTH180XP, YTH184T, YTH190, YTH1342XP, YTH1542XPT, YTH155, YTH170 138971 Husqvarna 42 Inch Mower Blade