Easy OEM Match for Proper Fit: replaces 192870, 532187281, 532187292, 532192870, 539112057, 21546238, 21546299, 187292, 192870, 532192870, 587125401, 532187292, 532192870 across Husqvarna, AYP, Dixon, Poulan and Ariens models. Check your original part number to confirm compatibility Wide Compatibility with Husqvarna & Poulan Models: fits Husqvarna LT and LTH series mowers including LT131, LT141, LT154, LT1597, LT1942, LT19538, LT2223, LTH1438, LTH151, LTH152, LTH1538, LTH154, LTH174, LTH1842, LTH18538, LTH2038 and more, plus Poulan PB series including PB10538LT, PB14538LT, PB145G38, PB145G42, PB15542LT, PB155G42, PB17542LT, PB175A42, PB175G42, PB185A42 and more Fits AYP, Craftsman, Husqvarna & Poulan 42", 46", 48", 54" Deck Mowers: also compatible with Husqvarna YTH series (YTH22V42, YTH22V46, YTH24V48), Craftsman LT, YT and GT series (LT1000, LT3000, YT3000, YT4000, GT6000) 4-Bolt Mounting for Easy Installation: features a 4-bolt mounting pattern with pre-tapped holes for quick and secure setup Greasable Design for Long Service Life: equipped with a grease zerk fitting and have already pre-greased for smooth operation and reduced heat buildup. Helps extend spindle life with consistent performance