Keep your Isuzu truck running smoothly with these high-quality replacement cooling fan belts. Specifically designed for Isuzu NPR, NQR, and NRR models from 1998-2007 with 4HG1T 4.6L, 4HE1 4.8L, and 4HK1 5.2L engines. This package includes two heavy-duty belts featuring precision-engineered teeth for optimal grip and power transfer. These belts are manufactured to meet strict dimensional specifications for proper fit and function. Regular belt replacement helps prevent overheating and extends engine life. Essential for fleet maintenance and repairs, these belts provide reliable performance for your commercial truck's cooling system.