Original Equipment Drive Belt for 21 in. Walk-Behind Mowers and Snow Blowers, OE# 954-04260, 754-04260. Original Equipment part for Belts starting with 954-04260 and 754-04260. Fits Troy-Bilt and most Walk-Behind Mowers with 21 in. cutting decks and Snow Blowers. Troy-Bilt Genuine Parts belts are designed, engineered and tested to ensure the best fit, quality and performance for your Troy-Bilt outdoor power equipment. Durable and reliable, each belt is made of tension material, oil and heat resistant compounds, and compression material. When you choose Troy-Bilt Genuine Parts, you can be confident knowing you're choosing the best parts for your equipment