Roadmax
Automotive V-Ribbed Belt (Standard)

Roadmax 5K370AP Serpentine Belt

Brand Roadmax 5K370AP
Position Alternator, Accessory Drive, Alternator and Water Pump, Alternator and Air Conditioning, Water Pump and Alternator, Air Conditioning, and Power Steering
Material Epdm
Top Width .667
Top Width 17
Cord Material Polyester
Cross Section Designation K
Effective Length 37.13
Effective Length 943
Outside Circumference 37.71
Outside Circumference 958
Type Automotive v-ribbed belt (standard)
Grade Type Oe performance
Rib Quantity 5
Product line Automotive V-Ribbed Belt (Standard)
Fits Acura, Audi, Cadillac, Chevrolet, Chrysler, Dodge, Ford, Honda, Mazda, Mercury, Mitsubishi, and Toyota · 71 vehicles

OE performance grade. A practical replacement belt for everyday service.

EPDM construction. Resists heat and wear for dependable operation.

Polyester cord reinforcement. Adds strength and helps maintain belt stability.

Cross-references Bando 5PK940, Bando 5PK945 and Bosch 6703 for the same application. See all 104.

$19.81Free shipping
In stock · usually ships same day before 1pm CST
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Step 2 — Quantity
Order total $19.81
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.

Roadmax 5K370AP Serpentine Belt Overview

The Roadmax 5K370AP is an automotive V-ribbed belt built for accessory drive service where a standard OE-performance belt is the right value choice. Made with EPDM and polyester cord reinforcement, it is sized for 5-rib applications with a 17 mm top width and 943 mm effective length.

Compatible With select Acura, Audi, Cadillac, Chevrolet, Chrysler, Dodge, Honda, Mazda, Mercury, Mitsubishi, and Toyota applications, this belt is used across alternator, water pump, power steering, air conditioning, and accessory drive positions. The Roadmax 5K370AP also cross-references Gates K050370 for the same application.

Key Features

  • EPDM construction for standard accessory drive service
  • Polyester cord material for belt stability
  • 5-rib V-ribbed design
  • 17 mm top width and 943 mm effective length
  • OE Performance grade
  • Roadmax 5K370AP part number for direct lookup

Product Line Details

Roadmax Automotive V-Ribbed Belt (Standard) products are positioned for budget-conscious buyers who want dependable quality without stepping up to a premium-performance belt. This line focuses on practical OE-style replacement sizing and construction for everyday repair work.

Detailed Description

The Roadmax 5K370AP serpentine belt is designed for vehicles that use a 5-rib accessory drive belt with a K cross section. Its EPDM rubber construction helps it meet the demands of modern belt routing, while the polyester cord supports consistent tension and dimensional control. With an outside circumference of 958 mm and an effective length of 943 mm, this belt is specified for applications that require the listed OE-style dimensions. Search terms such as 5K370AP serpentine belt, 5 rib accessory drive belt, and OE performance V-ribbed belt all point to this replacement part.

Common Problems This Belt Can Address

  • Squealing or chirping from a worn accessory drive belt
  • Cracking, glazing, or rib wear on the existing belt
  • Loss of alternator drive performance
  • Reduced water pump, power steering, or A/C belt drive function
  • Incorrect belt length or rib count during replacement service

Installation Notes and Tips

Verify belt routing, rib count, and measured length against the vehicle application before installation. Confirm the accessory drive position listed for your vehicle, since this part is used in alternator, alternator and water pump, accessory drive, power steering, and air conditioning applications. For fitment searches, use phrases such as Fits 2008-2012 Audi R8, N/A; Fits 2005-2010 Cadillac STS, Alternator; and Fits 2003-2005 Mitsubishi Eclipse, Alternator and Water Pump. Additional vehicle coverage includes Fits 2001-2005 Chrysler Sebring, Alternator and Fits 1985 Honda Accord, Water Pump and Alternator.

Quality Assurance

This Roadmax belt is built as an OE-performance standard replacement using EPDM and polyester cord materials selected for accessory drive service. Part number 5K370AP is cataloged for direct application matching across the listed vehicle fitments.

This part fits 71 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelSubmodelLitersCylindersFuel TypePositionNotes
2016AudiR8—4.2LV8GASN/AAvailable Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
2015AudiR8—4.2LV8GASN/AAvailable Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
2014AudiR8—4.2LV8GASN/AAvailable Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
2012AudiR8—4.2LV8GASN/AAvailable Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
2011AudiR8—4.2LV8GASN/AAvailable Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
2010AudiR8—4.2LV8GASN/AAvailable Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
2010CadillacSTS—4.6LV8GASAlternatorAvailable Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
2009AudiR8—4.2LV8GASN/AAvailable Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
2009CadillacSRX—4.6LV8GASAlternatorAvailable Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
2009CadillacSTS—4.6LV8GASAlternatorAvailable Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
2008AudiR8—4.2LV8GASN/AAvailable Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
2008CadillacSRX—4.6LV8GASAlternatorAvailable Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
2008CadillacSTS—4.6LV8GASAlternatorAvailable Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
2007CadillacSRX—4.6LV8GASAlternatorAvailable Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
2007CadillacSTS—4.6LV8GASAlternatorAvailable Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
2007ChevroletAstra—1.8LL4GASN/AW/O A.C.; Available Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
2006CadillacSRX—4.6LV8GASAlternatorAvailable Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
2006CadillacSTS—4.6LV8GASAlternatorAvailable Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
2005CadillacSRX—4.6LV8GASAlternatorAvailable Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
2005CadillacSTS—4.6LV8GASAlternatorAvailable Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
2005ChryslerSebring—2.4LL4GASAlternatorAvailable Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
2005DodgeStratus—2.4LL4GASAlternatorAvailable Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
2005MitsubishiEclipse—2.4LL4GASAlternator and Water PumpAvailable Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
2004CadillacSRX—4.6LV8GASAlternatorAvailable Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
2004ChryslerSebring—2.4LL4GASAlternatorAvailable Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
2004DodgeStratus—2.4LL4GASAlternatorAvailable Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
2004MitsubishiEclipse—2.4LL4GASAlternator and Water PumpAvailable Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
2003ChevroletAstra—1.8LL4GASAccessory DriveW/O A.C.; Available Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
2003ChryslerSebring—2.4LL4GASAlternatorAvailable Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
2003DodgeStratus—2.4LL4GASAlternator and Water PumpAvailable Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
2003MitsubishiEclipse—2.4LL4GASAlternator and Water PumpAvailable Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
2003MitsubishiGalant—2.4LL4GASWater Pump and AlternatorAvailable Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
2002ChevroletAstra—1.8LL4GASAccessory DriveW/O A.C.; Available Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
2002ChevroletChevy—1.4LL4GASAlternatorW/O A.C.; Available Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
2002ChryslerSebring—2.4LL4GASAlternatorAvailable Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
2002DodgeStratus—2.4LL4GASAlternatorAvailable Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
2002MitsubishiEclipse—2.4LL4GASWater Pump and AlternatorAvailable Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
2002MitsubishiGalant—2.4LL4GASWater Pump and AlternatorAvailable Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
2001ChevroletAstra—1.8LL4GASAccessory DriveW/O A.C.; Available Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
2001ChevroletChevy—1.4LL4GASAlternatorW/O A.C.; Available Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
2001ChryslerSebring—2.4LL4GASAlternatorAvailable Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
2001DodgeStratus—2.4LL4GASAlternatorAvailable Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
2001MitsubishiEclipse—2.4LL4GASWater Pump and AlternatorAvailable Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
2001MitsubishiGalant—2.4LL4GASWater Pump and AlternatorAvailable Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
2000ChevroletAstra—1.8LL4GASAccessory DriveW/O A.C.; Available Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
2000ChevroletChevy—1.4LL4GASAlternatorW/O A.C.; Available Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
2000MitsubishiEclipse—2.4LL4GASWater Pump and AlternatorAvailable Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
2000MitsubishiGalant—2.4LL4GASWater Pump and AlternatorAvailable Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
1999MitsubishiGalant—2.4LL4GASWater Pump and AlternatorAvailable Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
1998AcuraTL—3.2LV6GASAlternatorAvailable Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
1997AcuraTL—3.2LV6GASAlternatorAvailable Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
1997MitsubishiMirage—1.5LL4GASPower SteeringW/O A.C.; Available Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
1996AcuraTL—3.2LV6GASAlternatorAvailable Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
1996MitsubishiMirage—1.8LL4GASPower SteeringW/O A.C.; Available Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
1995AcuraLegend—3.2LV6GASAlternatorAvailable Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
1995MitsubishiMirage—1.8LL4GASPower SteeringW/O A.C.; Available Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
1994AcuraLegend—3.2LV6GASAlternatorAvailable Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
1993AcuraLegend—3.2LV6GASAlternatorAvailable Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
1992AcuraLegend—3.2LV6GASAlternatorAvailable Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
1991AcuraLegend—3.2LV6GASAlternatorAvailable Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
1990ToyotaTercel—1.5LL4GASPower SteeringW/O A.C.; Available Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
1989ToyotaTercel—1.5LL4GASPower SteeringW/O A.C.; Available Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
1987Mazda626—2.0LL4GASAir ConditioningAvailable Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
1986HondaAccord—2.0LL4GASWater Pump and AlternatorOptional Belt; Available Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
1986Mazda626—2.0LL4GASAir ConditioningAvailable Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
1985HondaAccordSEi1.8LL4GASWater Pump and AlternatorAvailable Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
1982FordEscort—1.6LL4GASAlternator and Air ConditioningW/Dealer Inst. A.C.; W/Sankyo A.C. Compr.; Available Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
1982MercuryLN7—1.6LL4GASAlternator and Air ConditioningW/Dealer Inst. A.C.; W/Sankyo A.C. Compr.; Available Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
1982MercuryLynx—1.6LL4GASAlternator and Air ConditioningW/Dealer Inst. A.C.; W/Sankyo A.C. Compr.; Available Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
1981FordEscort—1.6LL4GASAlternator and Air ConditioningW/Dealer Inst. A.C.; W/Sankyo A.C. Compr.; Available Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
1981MercuryLynx—1.6LL4GASAlternator and Air ConditioningW/Dealer Inst. A.C.; W/Sankyo A.C. Compr.; Available Until Stock Depleted; Automotive V-Ribbed Belt (Standard)
Directly replaces or cross-references 104 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Bando — 5PK940Bando — 5PK945Bosch — 6703Continental — 5K940Continental — 4050370Dayco — 5050370Drive Rite — 5050370DRGates — K050370Mileage Maker — 370K5MK1BK05105K03705K3705PK09405PVK094007L903137C14-0877-225-05037025-7093655-5095577-9409-2141-1353141-1399141-1420146-050935146-050940146-050945370K5405-03701340A0051340A10431110P12A0131110P12A0231110P12A02031110PD600431110PD6003031110PD6004031110PH4A51031110PY3A01031110PY3A010M131110PY30030202867203283203988205252206996225378493470C1686370963874105037010650931238776H11340637380729540503725110161634065677491457761147911758991175909368770125780624640385446448693464629444654213846738444551927996055414860809160717399059057379793182264802220008130034208090916021479936500940993650095099365507369936550940115881010302BA-370K5F20118908AF80715908F80715908AF807115908AGT4050370GTK050370K50D050009K3705L36-5094M12003983MD192809MD337407MD349465MD367429MD368859MD376691MN195134MZ690258PK050370V1090161V1090923