Part #: 712-645MXL

Dayco 5060380 Serpentine Belt

Air Conditioning, Alternator and Tensioner
⚙️ 85 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Mazda, Porsche, Volkswagen, INFINITI, Geo, Isuzu, Subaru, Ford, and Mercury, 3, CX-3, CX-30, 3 Sport, Cayenne, CX-5, Panamera, Touareg, Q45, Storm, Stylus, XT, Tempo, and Topaz
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Durable Dayco Serpentine Belt for Select Ford and Volkswagen Models

The Dayco 5060380 serpentine belt is engineered to provide reliable accessory drive performance for a range of vehicles including Ford, Volkswagen, Mazda, and Porsche models. Constructed with EPDM and aramid reinforcement, this belt offers durability and consistent operation under varying temperatures.

  • Material: EPDM with aramid fiber reinforcement for enhanced strength
  • Top Width: 0.82 inches
  • Effective Length: 38.00 inches (965.20 mm)
  • Outside Circumference: Approximately 38.66 to 38.97 inches
  • Rib Quantity: 6 ribs with a straight rib profile
  • Cross Section: K-section design for optimal fit and performance
  • Operating Temperature Range: -45°C to 100°C (-49°F to 212°F)
  • Meets SAE J1459 and SAE J2432 standards

Technical Overview of Dayco 5060380 Serpentine Belt

This serpentine belt is designed with a K-section cross section and six straight ribs, providing a secure grip on pulleys to drive multiple engine accessories efficiently. The EPDM material combined with aramid reinforcement enhances resistance to heat, wear, and stretching, ensuring consistent tension and longer service life. The belt’s temperature tolerance from -45°C to 100°C (-49°F to 212°F) allows it to perform reliably in diverse climates and operating conditions.

Compatible Vehicles and Applications

The Dayco 5060380 serpentine belt is compatible with various makes and models, including Ford Tempo, Mercury Topaz, Volkswagen Touareg, Porsche Cayenne and Panamera, Mazda CX-3, CX-5, CX-30, Infiniti Q45, Geo Storm, and Isuzu Stylus. This part number is specifically designed to meet the accessory drive requirements of these vehicles, ensuring proper fit and function.

  • Replaces worn or cracked serpentine belts
  • Addresses belt slippage and squealing noises
  • Prevents accessory drive failure due to belt breakage
  • Maintains proper tension for alternator, power steering, and AC compressor operation

Installation Notes and Tips

When installing the Dayco 5060380 serpentine belt, ensure the belt routing matches the vehicle’s accessory drive diagram. Inspect pulleys and tensioners for wear or damage before installation. Proper tension adjustment is critical to avoid premature belt wear or noise. Use a belt tension gauge if available to verify correct tension.

Quality Assurance and Standards Compliance

Dayco serpentine belts comply with SAE J1459 and SAE J2432 standards, reflecting adherence to industry specifications for durability and performance. The EPDM and aramid reinforced construction supports extended service intervals. While no specific warranty information is provided, Dayco products are manufactured under strict quality control processes to meet OEM requirements.

BrandDorman
Part Number712-645MXL
ColorBlack
Cross SectionK-Section
Effective Length38.00
Effective Length965.20
MaterialEPDM, Aramid Reinforced
Maximum Operating Temperature100
Maximum Operating Temperature212
Minimum Operating Temperature-45
Minimum Operating Temperature-42.7
Outside Circumference38.66
Outside Circumference981.97
Rib DepthStandard
Rib ProfileStraight Rib
Rib Quantity6
StandardsSAE J1459, SAE J2432
Top Width.82

This part fits 85 vehicles. Search below:

YearMakeModelLitersCylindersFuel TypePositionNotes
2026Mazda32.5LL4Main DriveJapan Built
2025Mazda3Main DriveJapan Built
2024Mazda32.5LL4Main DriveJapan Built
2024Mazda3 SportMain DriveJapan Built
2023Mazda32.5LL4Main DriveJapan Built
2023Mazda3 Sport2.5LL4Main DriveJapan Built
2022Mazda32.5LL4Main DriveJapan Built
2022Mazda3 Sport2.5LL4Main DriveJapan Built
2021Mazda32.0LL4Air Conditioning, Alternator and Tensioner
2021Mazda3 Sport2.5LL4Main DriveJapan Built
2021MazdaCX-3Air Conditioning, Alternator and Tensioner
2021MazdaCX-302.0LL4Air Conditioning, Alternator and Tensioner
2020Mazda32.5LL4Main DriveJapan Built Vehicle
2020Mazda32.0LL4Air Conditioning, Alternator and Tensioner
2020Mazda3 Sport2.5LL4Main DriveJapan Built
2020MazdaCX-3Air Conditioning, Alternator and Tensioner
2020MazdaCX-302.0LL4Air Conditioning, Alternator and Tensioner
2019Mazda32.5LL4Main DriveJapan Built Vehicle
2019Mazda32.0LL4Air Conditioning, Alternator and Tensioner
2019Mazda3 Sport2.5LL4Main DriveJapan Built
2019MazdaCX-3Air Conditioning, Alternator and Tensioner
2018Mazda32.0LL4Air Conditioning, Alternator and Tensioner
2018Mazda3 Sport2.0LL4Air Conditioning, Alternator and Tensioner
2018MazdaCX-3Air Conditioning, Alternator and Tensioner
2018PorscheCayenne3.0LV6Water Pump
2017Mazda32.0LL4Air Conditioning, Alternator and Tensioner
2017Mazda3 Sport2.0LL4Air Conditioning, Alternator and Tensioner
2017MazdaCX-3Air Conditioning, Alternator and Tensioner
2017MazdaCX-52.0LL4Air Conditioning, Alternator and Tensioner
2017PorscheCayenne3.0LV6Water Pump
2016Mazda32.0LL4Air Conditioning, Alternator and Tensioner
2016Mazda3 Sport2.0LL4Air Conditioning, Alternator and Tensioner
2016MazdaCX-3Air Conditioning, Alternator and Tensioner
2016MazdaCX-52.0LL4Air Conditioning, Alternator and Tensioner
2016PorscheCayenne3.0LV6Water Pump
2016PorschePanamera3.0LV6ELECTRIC/GASWater Pump
2015Mazda32.0LL4Air Conditioning, Alternator and Tensioner
2015Mazda3 Sport2.0LL4Air Conditioning, Alternator and Tensioner
2015MazdaCX-52.0LL4Air Conditioning, Alternator and Tensioner
2015PorscheCayenne3.0LV6Water Pump
2015PorschePanamera3.0LV6ELECTRIC/GASWater Pump
2015VolkswagenTouareg3.0LV6Water Pump
2014Mazda32.0LL4Air Conditioning, Alternator and Tensioner
2014Mazda3 Sport2.0LL4Air Conditioning, Alternator and Tensioner
2014MazdaCX-52.0LL4Air Conditioning, Alternator and Tensioner
2014PorscheCayenne3.0LV6Water Pump
2014PorschePanamera3.0LV6ELECTRIC/GASWater Pump and Alternator
2014VolkswagenTouareg3.0LV6Water Pump
2013Mazda32.0LL4Air Conditioning, Alternator and Tensioner
2013Mazda3 Sport2.0LL4Air Conditioning, Alternator and Tensioner
2013MazdaCX-5Air Conditioning, Alternator and TensionerV-Belt
2013PorscheCayenne3.0LV6Water Pump and Alternator
2013PorschePanamera3.0LV6Water Pump and Alternator
2013VolkswagenTouareg3.0LV6Water Pump
2012Mazda32.0LL4Air Conditioning, Alternator and Tensioner
2012Mazda3 Sport2.0LL4Air Conditioning, Alternator and Tensioner
2012PorscheCayenne3.0LV6Water Pump and Alternator
2012PorschePanamera3.0LV6Water Pump and Alternator
2012VolkswagenTouareg3.0LV6Water Pump
2011PorscheCayenne3.0LV6Water Pump and Alternator
2011VolkswagenTouareg3.0LV6Water Pump
1996INFINITIQ45Alternator and Idler
1995INFINITIQ45Alternator and Idler
1994INFINITIQ45Alternator and Idler
1993GeoStorm1.6LL4Power Steering
1993INFINITIQ45Alternator and Idler
1993IsuzuStylusPower Steering
1992GeoStorm1.6LL4Power Steering
1992INFINITIQ45Alternator and Idler
1992IsuzuStylus1.6LL4Power Steering
1991GeoStormPower Steering
1991GeoStormPower SteeringFits vehicles without air conditioning.
1991INFINITIQ45Alternator and Idler
1991IsuzuStylusPower SteeringFits vehicles without air conditioning.
1990GeoStormPower Steering
1990GeoStormPower SteeringFits vehicles without air conditioning.
1990INFINITIQ45Alternator and Idler
1987FordTempoAlternatorwithout power steering
1987MercuryTopazAlternatorwithout power steering
1986FordTempo2.3LL4Alternatorwithout power steering
1986MercuryTopaz2.3LL4Alternatorwithout power steering
1985FordTempo2.3LL4Alternatorwithout power steering
1985MercuryTopaz2.3LL4Alternatorwithout power steering
1984FordTempo2.3LL4Alternatorwithout power steering
1984MercuryTopaz2.3LL4Alternatorwithout power steering

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

6K3786K380

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.