This heavy-duty A/C compressor belt is specifically designed for Isuzu NPR, NQR, and NPR-HD models equipped with 4HE1 4.8L or 4HK1 5.2L engines from 1998-2007. Measuring 13x1569mm, this replacement belt features durable construction with reinforced teeth for optimal power transmission and long-lasting performance. The black rubber compound is engineered to withstand the demanding conditions of commercial vehicle applications, while the precise fit ensures proper tension and alignment. This vehicle-specific belt helps maintain your truck's air conditioning system efficiency and prevents premature wear on other components. Installation is straightforward with no assembly required, making it an ideal direct replacement part.