Gates
Automotive V-Ribbed Belt (E-Start)

Gates K070415EST Serpentine Belt

Brand Gates K070415EST
Top Width .947
Top Width 24
Cord Material Aramid
Cross Section Designation K
Effective Length 1056
Effective Length 41.57
Outside Circumference 1070
Outside Circumference 42.14
Type Automotive v-ribbed belts (e-start)
Rib Quantity 7
Washer Pump Included Epdm
Belt Material Epdm
Cord Material Aramid
Effective Length (in) 41.57
Effective Length (mm) 1056
Number of Ribs 7
OE Comparison Rating Oe exact
Outside Circumference (in) 42.14
Outside Circumference (mm) 1070
Section K
Top Width (in) .947
Top Width (mm) 24
Type Automotive v-ribbed belts (e-start)
Product line Automotive V-Ribbed Belt (E-Start)
Fits Dodge, Hyundai, and Kia · 9 vehicles

OE exact replacement. Built to match the original belt specification for straightforward installation.

EPDM belt material. Resists wear and heat for dependable accessory drive performance.

Aramid cord reinforcement. Adds strength and stability in stop-start belt drives.

Cross-references Dayco A070416, 7K415EMD and 7K415EST for the same application. See all 9.

$43.95Free shipping
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Order total $43.95
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Free returns within 60 days if it doesn't fit when fitment is verified.

Gates E-Start Serpentine Belt for Stop-Start Systems

The Gates K070415EST is an OE Exact automotive V-ribbed belt built for stop-start accessory drive systems. It uses EPDM belt material with aramid cord reinforcement to support stable operation in modern engine layouts, including applications such as the 2016-2019 Hyundai Sonata, 2017-2020 Kia Optima, and 2024 Dodge Hornet.

Key Features

  • Part number: K070415EST
  • Automotive V-ribbed belt for E-Start and stop-start systems
  • OE Exact comparison rating for direct replacement use
  • 7-rib design for accessory drive engagement
  • EPDM construction for durability in underhood heat
  • Aramid cord material for reinforced belt stability
  • Top width: 24 mm (.947 in)
  • Effective length: 1056 mm (41.57 in)
  • Outside circumference: 1070 mm (42.14 in)

Product Details

Gates E-Start Micro-V belts are engineered for belt-driven starter generator stop-start belt drives, where consistent grip and controlled operation matter. This K070415EST serpentine belt follows a K-section profile with 7 ribs and OE Exact sizing, making it a direct-fit replacement for vehicles that use this specific accessory drive configuration. The belt’s EPDM compound and aramid reinforcement help it maintain form and tension characteristics in demanding daily driving conditions. This part cross-references Dayco A070416 for the same application.

Common Issues This Belt Can Address

  • Squealing or chirping from a worn accessory drive belt
  • Cracking, glazing, or rib wear on the existing serpentine belt
  • Inconsistent accessory drive performance in stop-start operation
  • Belt stretch or loss of tension from age and heat cycling
  • Fitment problems when replacing an OE-style E-Start belt

Installation Notes and Tips

Verify the belt section, rib count, and measured length before installation. Confirm routing against the vehicle’s belt path and inspect pulleys, tensioners, and idlers for wear before fitting the new belt. For fitment reference, this part fits 2016-2019 Hyundai Sonata, 2017-2020 Kia Optima, and 2024 Dodge Hornet.

Quality Assurance

Gates is a recognized supplier of accessory drive components, and the K070415EST is built to OE Exact specifications for the listed applications. Its EPDM construction and aramid cord reinforcement reflect the material choices used in modern serpentine belt designs for stop-start systems.

This part fits 9 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersFuel TypeNotes
2024DodgeHornet1.3LL4PLUG-IN HYBRID EV-GAS (PHEV)Automotive V-Ribbed Belt (E-Start)
2020KiaOptima2.0LL4FULL HYBRID EV-GAS (FHEV)Automotive V-Ribbed Belt (E-Start)
2019HyundaiSonata2.0LL4ELECTRIC/GASAutomotive V-Ribbed Belt (E-Start)
2019KiaOptima2.0LL4ELECTRIC/GASAutomotive V-Ribbed Belt (E-Start)
2018HyundaiSonata2.0LL4ELECTRIC/GASAutomotive V-Ribbed Belt (E-Start)
2018KiaOptima2.0LL4ELECTRIC/GASAutomotive V-Ribbed Belt (E-Start)
2017HyundaiSonata2.0LL4ELECTRIC/GASAutomotive V-Ribbed Belt (E-Start)
2017KiaOptima2.0LL4ELECTRIC/GASAutomotive V-Ribbed Belt (E-Start)
2016HyundaiSonata2.0LL4ELECTRIC/GASAutomotive V-Ribbed Belt (E-Start)
Directly replaces or cross-references 9 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Dayco — A0704167K415EMD7K415EST7PK105625-070415EMD25-070415EST252122E650252122E651252122E660