
The Gates Micro-V V-ribbed belt for 2020–2023 Peterbilt 520 with the Paccar MX-11 diesel is a standard V-ribbed fan belt sized for the truck's fan drive. It replaces the factory fan belt on these Peterbilt 520 applications and matches the standard specification listed for MX-11 equipped 520 models in the 2020–2023 years.
Gates 20-23 Peterbilt 520 Paccar MX-11 Diesel Fan Standard V-Ribbed Belt