Genuine Parts include belts designed and tested to consistently meet original performance standards. Their high strength tensile cords and specially engineered materials combine to resist wear and provide superior durability. They provide the correct materials, the precise length and the specific cross-section your equipment requires. Original Equipment part for Belts starting with 954-04282 and 754-04282. Fits Troy-Bilt, Bolens, Huskee, MTD, Yard Machines, Yard-Man and White Outdoor Walk-Behind Mowers with 21 in. cutting decks. Fits Troy-Bilt Models 320, 330, 330XP, 340, 340 XP, 350XP, 360, 360XP 365, 365XP, 370, 370XP, 380ES, 380XP, 390ES, 400XP, 410XP, 430XP, 450XP and 490XP. Factory tested and approved to provide the perfect fit, strength, durability and performance. Oil, heat and dirt resistant material provides superior durability. Made of Kevlar® material to withstand continuous bending around pulleys. Uniform alignment of cords allows for even distribution for wear to maximize performance. For detailed installation instructions, please refer to your instruction manual.