Husqvarna 539109243 Lawn Tractor Blade Drive Belt Genuine Original Equipment Manufacturer (OEM) Part for Husqvarna & Dixon Genuine Husqvarna Part # 539109243 Width: 5/8 Length: 135-1/2 Fits Specific Husqvarna Models That Require This Part # Also Will Fit Other Husqvarna Produced Brands that Require This Part Number (AYP, Craftsman, Jonsered, McCulloch, Poulan, Poulan Pro, RedMax, Sears, Weed Eater)