About this part
What it does. Dayco POLY RIB BELT, DAYCO Dayco 311-5060505 drives engine accessories such as the alternator, water pump and air-conditioning compressor.
Symptoms that point to this part
- Squealing on cold start
- Visible cracking or glazing
- Accessories losing power
Fitment. Catalogued as fitting 2026 Infiniti Qx60, 2019–2025 Infiniti Qx50, 2023–2025 Infiniti Qx55, 2019–2024 Nissan Altima, 2019–2020 Mitsubishi Eclipse Cross, 2019 Infiniti Q50. Engine, sub-model and trim can narrow fitment further, so check those attributes on the listing before ordering.
Fits these vehicles
- 2026 Infiniti Qx60
- 2025 Infiniti Qx50
- 2025 Infiniti Qx55
- 2024 Infiniti Qx55
- 2024 Nissan Altima
- 2023 Infiniti Qx55
- 2022 Nissan Altima
- 2022 Infiniti Qx50
- 2021 Nissan Altima
- 2021 Infiniti Qx50
- 2020 Nissan Altima
- 2020 Mitsubishi Eclipse Cross
- 2020 Infiniti Qx50
- 2019 Infiniti Q50
- 2019 Nissan Altima
- 2019 Mitsubishi Eclipse Cross
- 2019 Infiniti Qx50