The Hustler Cutter Belt (OEM Part Number 604817) is a genuine replacement belt engineered for Hustler Raptor SD and SDX mowers with 54-inch cutting decks. Manufactured by Excel Industries, this belt is built to meet original specifications for fit, durability, and performance.
Designed to transfer power efficiently from the engine to the cutting blades, the 604817 belt ensures consistent blade speed and clean cutting results. Its covered construction helps reduce wear and heat build-up, extending the life of the belt under demanding mowing conditions.
This belt suits a wide range of Hustler models including Raptor SD and SDX units with Kawasaki FR691 and Kohler KT740 engines. It also fits select Big Dog Alpha MP zero-turn models. Always confirm compatibility using your mower’s model and serial number before ordering.

Technical Specifications:

• Belt Type: Covered Deck Belt
• Length: 143-3/4″
• Width: 5/8″
• Fits Deck Size: 54″
• OEM Part Number: 604817