07242000 – Ariens / Gravely Poly V-Belt, K-5 Ribs (Genuine OEM) The 07242000 Poly V-Belt is a genuine Ariens / Gravely OEM K-section, 5-rib serpentine belt designed for engine-to-clutch drive applications on a wide range of Pro-Master and Z-series commercial mowers. This belt efficiently transfers engine power to the PTO clutch, delivering smooth engagement and reliable operation under heavy-duty conditions. Its K-5 rib poly-V design provides increased surface contact, improved grip, reduced slippage, and longer service life compared to traditional V-belts. Product Details Part Number: 07242000 Brand: Ariens / Gravely (OEM) Description: Poly V-Belt, K-Section Rib Count: 5 Ribs (K-5) Belt Type: Serpentine / Poly V Application: Engine to clutch drive Condition: New, genuine OEM part Key Features & Benefits Genuine OEM Poly V (K-5 rib) belt for exact fit and performance Multi-rib design improves torque transfer and belt stability Reduces vibration and clutch slippage Designed for high-horsepower commercial mower applications Long-lasting construction for demanding mowing environments Where Used The 07242000 Poly V-Belt is used on many Gravely Pro-Master, PM, XDZ, and Z-series mowers, including: Deck Sizes: 52", 60", 66", 72" Horsepower Range: 25HP – 31HP (Kawasaki, Kohler, EFI, LPG) Applications: Engine & clutch drive systems Models Include: PM252, PM260, PM266, PM272 (M, H, XDZ, LPG variants) Pro-Master 252 / 260 / 266 / 272 Multiple hydraulic and mechanical lift configurations ⚠️ Important: Fitment varies by model and serial number. Always verify using OEM parts diagrams before ordering. Why Choose a Genuine Ariens / Gravely OEM Poly V-Belt? Manufactured to factory specifications Ensures proper PTO clutch engagement Protects engine, clutch, and idler components Superior durability compared to aftermarket belts Maintains optimal mower performance and reliability