HomeBelts and Cooling > Accessory Drive Belt System ComponentsGates K040370 Serpentine Belt - Air Conditioning, Power Steering or Power Steering and Air Conditioning
Part #: K040370

Gates K040370 Serpentine Belt - Air Conditioning, Power Steering or Power Steering and Air Conditioning

Premium OE Micro-V Belt, Air Conditioning, Power Steering and Air Conditioning, and Power Steering
⚙️ 14 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
📦Premium OE Micro-V Belt, Air Conditioning, Power Steering and Air Conditioning, and Power Steering
🚗Fitment: Kia, Mazda, Mitsubishi, Ram, and Toyota, Eclipse, H100 Van, Miata, Paseo, Sorento, and Tercel
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Reliable Serpentine Belt for Kia, Mazda, Mitsubishi, Ram, and Toyota Vehicles

The Gates Premium OE Micro-V Belt K040370 is engineered to meet original equipment specifications for a range of vehicles including the Kia Sorento, Mazda Miata, Mitsubishi Eclipse, Ram H100 Van, and Toyota Tercel. Designed for durability and consistent performance, this serpentine belt supports your engine’s accessory drive system with precision.

  • Top width options: 0.56 inch (14 mm)
  • Effective length: 36.994 inches (940 mm)
  • Outside circumference: 37.5 inches (953 mm)
  • Constructed with EPDM belt material for enhanced heat and wear resistance
  • Polyester cord material for strength and flexibility
  • 4-rib automotive v-ribbed belt (standard) cross section (K section)
  • OE comparison rating ensures original equipment performance

About the Gates Premium OE Micro-V Belt Line

The Premium OE Micro-V Belt line by Gates is designed to provide reliable replacement belts that match or exceed original equipment standards. This product line focuses on delivering consistent fit and function for automotive v-ribbed belt systems, ensuring compatibility with a variety of vehicle makes and models. The K040370 belt is part of this line, offering a balance of durability and performance for accessory drive applications.

Product Details and Specifications

This serpentine belt features a 4-rib design with a K cross section, measuring approximately 37.5 inches in outside circumference and 0.56 inches (14 mm) in top width. The belt’s core is reinforced with polyester cords, providing tensile strength and flexibility to withstand engine demands. The EPDM (ethylene propylene diene monomer) belt material offers resistance to heat, ozone, and wear, contributing to longer service life. The effective length of 36.994 inches (940 mm) ensures proper fitment for compatible vehicles.

Common Applications and Problem Solving

  • Replacement for worn or cracked serpentine belts on Kia Sorento and Mazda Miata
  • Restores proper accessory drive function in Mitsubishi Eclipse and Ram H100 Van
  • Prevents belt slippage and noise in Toyota Tercel engines
  • Addresses belt wear caused by heat and environmental exposure
  • Maintains optimal tension and power transmission to engine components

Installation Notes and Tips

When installing the Gates Premium OE Micro-V Belt K040370, ensure the belt routing matches the vehicle’s accessory drive diagram. Inspect pulleys and tensioners for wear or damage before installation to avoid premature belt failure. Proper tension adjustment is critical for optimal belt performance and longevity. Use appropriate tools to relieve tension and avoid damaging the belt or components during installation.

Quality Assurance and Warranty

The Gates Premium OE Micro-V Belt K040370 is manufactured to meet original equipment standards, providing reliable performance and durability. The belt material and construction are tested to withstand typical automotive operating conditions. While specific warranty details are not provided, Gates products generally adhere to strict quality control processes to ensure customer satisfaction and part reliability.

BrandGates
Part NumberK040370
PositionPremium OE Micro-V Belt, Air Conditioning, Power Steering and Air Conditioning, and Power Steering
Top Width.56
Top Width14
Cord MaterialPolyester
Cross Section DesignationK
Effective Length36.994
Effective Length940
Outside Circumference37.5
Outside Circumference953
TypeAutomotive v-ribbed belt (standard)
Rib Quantity4
Washer Pump IncludedEpdm
Belt MaterialEpdm
Cord MaterialPolyester
OE Comparison RatingOe performance
SectionK
TypeAutomotive v-ribbed belt (standard)

This part fits 14 vehicles. Search below:

YearMakeModelLitersCylindersFuel TypePositionNotes
2014RamH100 Van2.5LL4DIESELAir ConditioningPremium OE Micro-V Belt
2006KiaSorento3.5LV6GASAir ConditioningPremium OE Micro-V Belt
2005KiaSorento3.5LV6GASAir ConditioningPremium OE Micro-V Belt
2004KiaSorento3.5LV6GASAir ConditioningPremium OE Micro-V Belt
2003KiaSorento3.5LV6GASAir ConditioningPremium OE Micro-V Belt
1999MitsubishiEclipse2.0LL4GASAir ConditioningPremium OE Micro-V Belt
1999MitsubishiEclipse2.4LL4GASAir ConditioningPremium OE Micro-V Belt
1997ToyotaTercel1.5LL4GASPower SteeringNot compatible with vehicles equipped with AC.; Premium OE Micro-V Belt
1996MazdaMiata1.8LL4GASPower Steering and Air ConditioningPremium OE Micro-V Belt
1996ToyotaPaseo1.5LL4GASPower SteeringNot compatible with vehicles equipped with AC.; Premium OE Micro-V Belt
1996ToyotaTercel1.5LL4GASPower SteeringNot compatible with vehicles equipped with AC.; Premium OE Micro-V Belt
1995MazdaMiata1.8LL4GASPower Steering and Air ConditioningPremium OE Micro-V Belt
1995ToyotaTercel1.5LL4GASPower SteeringNot compatible with vehicles equipped with AC.; Premium OE Micro-V Belt
1994MazdaMiata1.8LL4GASPower Steering and Air ConditioningPremium OE Micro-V Belt

* 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:

01326210001340A08320755525-040370370K4370K4MK404037049180860004K3704K370AP4PK09384PK09404PK9394PK9404PK9444PVK094050403709771328240993642094099364209408399364509409936480940A-370K4GT4040370K040370MB568898SSA921F024AR

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