Gates K070491EST Serpentine Belt
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Gates
 Automotive V-Ribbed Belt (E-Start)

Gates K070491EST Serpentine Belt

Brand Gates K070491EST
Belt Material EPDM
Cord Material Aramid
Cord Material Aramid
Cross Section Designation K
Effective Length 49.11
Effective Length 1247
Effective Length (in) 49.11
Effective Length (mm) 1247
Number of Ribs 7
OE Comparison Rating OE Exact
Outside Circumference 49.68
Outside Circumference 1262
Outside Circumference (in) 49.68
Outside Circumference (mm) 1262
Rib Quantity 7
Section K
Top Width .947
Top Width 24
Top Width (in) .947
Top Width (mm) 24
Type Automotive V-Ribbed Belts (E-Start)
Type Automotive V-Ribbed Belts (E-Start)
Washer Pump Included EPDM
Product line Automotive V-Ribbed Belt (E-Start)
Fits Chevrolet and Saturn · 9 vehicles

OE exact replacement. Built to match original fit and function for a straightforward install.

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

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

Cross-references Continental 4070491F, Dayco 5070491 and Dayco A070491 for the same application. See all 13.

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Gates E-Start Serpentine Belt for Stop-Start Systems

The Gates K070491EST is an OE Exact serpentine belt built for accessory drive systems that use stop-start technology. It is a Gates Automotive V-Ribbed Belt (E-Start) with a 7-rib K-section profile, aramid cord reinforcement, and EPDM belt construction for consistent operation in modern belt-driven starter generator setups.

Key Features

  • Part number: K070491EST
  • Automotive V-Ribbed Belt (E-Start) for stop-start accessory drive systems
  • OE Exact rating for direct replacement fit and form
  • 7-rib design for stable belt tracking
  • EPDM belt material for durability in accessory drive service
  • Aramid cord material for added tensile strength
  • Top width: 24 mm (.947 in)
  • Effective length: 1247 mm (49.11 in)
  • Outside circumference: 1262 mm (49.68 in)

Product Details

Gates E-Start Micro-V belts are used in belt-driven starter generator systems where the engine stops and restarts frequently. This K070491EST serpentine belt is engineered to maintain reliable accessory drive performance while supporting the compact, quiet operation expected in stop-start applications. It cross-references Gates K070491EMD and select OE-style numbers for the same application.

Compatible With 2008-2010 Chevrolet Malibu, N/A; 2007-2009 Saturn Aura, N/A; and 2007-2009 Saturn Vue, N/A. Search terms such as 2008 Chevrolet Malibu serpentine belt K070491EST, 2009 Saturn Aura accessory drive belt, and 2007 Saturn Vue E-Start belt all point to this application range.

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
  • Loss of proper belt tracking in stop-start operation
  • Reduced accessory drive consistency from belt stretch or fatigue
  • Replacement needs for a belt matching OE Exact specifications

Installation Notes and Tips

Verify the belt routing and confirm the 7-rib K-section profile before installation. Measure the existing belt or compare the OE number to confirm the 1247 mm effective length and 24 mm top width. Inspect pulleys, tensioner condition, and accessory drive components at the same time, since worn hardware can shorten belt life. For fitment confirmation, match the vehicle application exactly: 2008-2010 Chevrolet Malibu, 2007-2009 Saturn Aura, or 2007-2009 Saturn Vue.

Quality Assurance

Gates is a recognized supplier of automotive belt-drive components, and this E-Start Micro-V belt is built to OE Exact standards for the listed applications. The EPDM construction and aramid cord reinforcement support dependable service in modern stop-start systems.

Related reading

This part fits 9 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersFuel TypePositionNotes
2010ChevroletMalibu2.4LL4ELECTRIC/GASN/AAutomotive V-Ribbed Belt (E-Start)
2009ChevroletMalibu2.4LL4ELECTRIC/GASN/AAutomotive V-Ribbed Belt (E-Start)
2009SaturnAura2.4LL4ELECTRIC/GASN/AAutomotive V-Ribbed Belt (E-Start)
2009SaturnVue2.4LL4ELECTRIC/GASN/AAutomotive V-Ribbed Belt (E-Start)
2008ChevroletMalibu2.4LL4ELECTRIC/GASN/AAutomotive V-Ribbed Belt (E-Start)
2008SaturnAura2.4LL4ELECTRIC/GASN/AAutomotive V-Ribbed Belt (E-Start)
2008SaturnVue2.4LL4ELECTRIC/GASN/AAutomotive V-Ribbed Belt (E-Start)
2007SaturnAura2.4LL4ELECTRIC/GASN/AAutomotive V-Ribbed Belt (E-Start)
2007SaturnVue2.4LL4ELECTRIC/GASN/AAutomotive V-Ribbed Belt (E-Start)
Directly replaces or cross-references 13 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Continental — 4070491FDayco — 5070491Dayco — A070491Gates — K070491EMD7K491EMD7K491EST7PK12477PK124825-070491EMD25-070491EST40704921259529312629347