Dayco
Poly Rib Belt

Dayco 5040305 Serpentine Belt

Brand Dayco 5040305
Position Power Steering
Color Black
Cross Section K-Section
Effective Length 30.51
Effective Length 774.96
Material EPDM, Aramid Reinforced
Maximum Operating Temperature 100
Maximum Operating Temperature 212
Minimum Operating Temperature -45
Minimum Operating Temperature -42.7
Outside Circumference 31.17
Outside Circumference 791.72
Rib Depth Deep
Rib Profile Straight Rib
Rib Quantity 4
Standards SAE J1459, SAE J2432
Top Width .54
Product line Poly Rib Belt
Fits Nissan, Mitsubishi, INFINITI, Mazda, Kia, Honda, Acura, Suzuki, Daihatsu, Eagle, and Dodge · 100 vehicles

Poly rib belt. EPDM with aramid reinforcement for dependable accessory drive performance.

Deep rib profile. Straight ribs help maintain consistent contact and smooth power transfer.

SAE standards. Built to meet SAE J1459 and SAE J2432 requirements.

Cross-references ACDelco 4K305, Atlas 4K0305 and Bando 4PK775 for the same application. See all 55.

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Dayco Poly Rib Serpentine Belt 5040305

The Dayco Poly Rib Belt 5040305 is a K-section serpentine belt built with EPDM and aramid reinforcement for accessory drive applications that demand stable belt tracking and consistent operation. It is sized for select Nissan, Honda, Acura, Mazda, Mitsubishi, Suzuki, Kia, and INFINITI vehicles, including common alternator, power steering, and air conditioning/idler drives.

Key Features

  • EPDM construction with aramid reinforcement for durability in accessory drive systems
  • 4-rib, straight-rib design with deep rib profile
  • Top width: .54 in.
  • Effective length: 30.51 in. (774.96 mm)
  • Outside circumference: 31.17 in. (791.72 mm)
  • Black finish
  • Operates from -45°F to 212°F
  • Built to SAE J1459 and SAE J2432 standards

Product Details

Dayco’s Poly Rib Belt line is engineered for accessory drive belt system service where accurate rib engagement and consistent tension transfer matter. Part number 5040305 is a 4-rib serpentine belt with a straight-rib profile and deep rib construction, helping maintain contact across the pulley grooves in alternator, power steering, and air conditioning/idler applications. This part cross-references Gates K040305 and Continental-ContiTech PK040305 for the same application. Search terms such as Dayco 5040305 serpentine belt, 4-rib accessory drive belt, and K040305 replacement belt are commonly used for this fitment group.

Compatible With select applications including 2004-2009 Nissan Quest power steering, 2004-2008 Mazda RX-8 air conditioning and idler, 1995-2008 Nissan Maxima power steering, 2002-2007 Mitsubishi Lancer alternator, 2003-2007 Nissan Murano power steering, 2002-2006 Nissan Altima power steering, 2002-2004 INFINITI I35 power steering, 1997-2002 Mitsubishi Mirage alternator, 1996-2001 INFINITI I30 power steering, 2001 Kia Rio power steering without air conditioning, 1999-2000 Honda Civic alternator, 1992-1995 Honda Civic alternator, 1997-1998 Acura Integra alternator, 1990-1993 Acura Integra alternator, 1991-1998 Nissan 240SX alternator, 1993-1995 Honda Civic del Sol alternator, 1989-1994 Nissan Maxima alternator, and 1989-1994 Suzuki Swift air conditioning and idler.

What It Helps Address

  • Squealing or chirping from a worn accessory drive belt
  • Cracking, glazing, or rib wear on the existing belt
  • Loss of belt grip on alternator, power steering, or A/C/idler pulleys
  • Incorrect belt length or profile during belt replacement service
  • Accessory drive noise caused by belt deterioration

Installation Notes and Tips

Verify pulley routing, rib count, and belt length before installation. This belt is used across multiple engine accessory layouts, so confirm the vehicle’s position-specific application, such as power steering, alternator, or air conditioning and idler, before ordering. Inspect tensioners, idlers, and pulley alignment during service to help prevent premature belt wear. For fitment searches, use phrases like 2002-2006 Nissan Altima power steering belt or 1999-2000 Honda Civic alternator belt to match the exact application.

Quality Assurance

This Dayco Poly Rib Belt is manufactured to SAE J1459 and SAE J2432 standards and uses EPDM with aramid reinforcement for demanding underhood temperatures and accessory drive service. The part number 5040305 is specified for broad OE-style replacement coverage across multiple import applications, including Nissan Maxima and Honda Civic fitments.

This part fits 100 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelSubmodelLitersCylindersPositionNotes
2009NissanQuest———Power Steering—
2008MazdaRX-8———Air Conditioning and Idler—
2008NissanMaxima———Power Steering—
2008NissanQuest———Power Steering—
2007MazdaRX-8———Air Conditioning and Idler—
2007MitsubishiLancer———Alternator—
2007NissanMaxima———Power Steering—
2007NissanMurano———Power Steering—
2007NissanQuest———Power Steering—
2006MazdaRX-8———Air Conditioning and Idler—
2006MitsubishiLancer—2.0LL4Alternator—
2006NissanAltima—3.5LV6Power Steering—
2006NissanMaxima———Power Steering—
2006NissanMurano———Power Steering—
2006NissanQuest———Power Steering—
2005MazdaRX-8———Air Conditioning and Idler—
2005MitsubishiLancer—2.0LL4Alternator—
2005NissanAltima—3.5LV6Power Steering—
2005NissanMaxima———Power Steering—
2005NissanMurano———Power Steering—
2005NissanQuest———Power Steering—
2004INFINITII35———Power Steering—
2004MazdaRX-8———Air Conditioning and Idler—
2004MitsubishiLancer—2.0LL4Alternator—
2004NissanAltima—3.5LV6Power Steering—
2004NissanMaxima———Power Steering—
2004NissanMurano———Power Steering—
2004NissanQuest———Power Steering—
2003INFINITII35———Power Steering—
2003MitsubishiLancer—2.0LL4Alternator—
2003NissanAltima—3.5LV6Power Steering—
2003NissanMaxima———Power Steering—
2003NissanMurano———Power Steering—
2002INFINITII35———Power Steering—
2002MitsubishiLancer———Alternator—
2002MitsubishiMirage—1.8LL4Alternator—
2002NissanAltima—3.5LV6Power Steering—
2002NissanMaxima———Power Steering—
2001INFINITII30———Power Steering—
2001KiaRio———Power SteeringFits vehicles without air conditioning.
2001MitsubishiMirage—1.8LL4Alternator—
2001NissanMaxima———Power Steering—
2000HondaCivic—1.6LL4Alternator—
2000INFINITII30———Power Steering—
2000MitsubishiMirage—1.8LL4Alternator—
2000NissanMaxima———Power Steering—
1999HondaCivic—1.6LL4Alternator—
1999INFINITII30———Power Steering—
1999MitsubishiMirage—1.8LL4Alternator—
1999NissanMaxima———Power Steering—
1998AcuraIntegraType R1.8LL4Alternator—
1998INFINITII30———Power Steering—
1998MitsubishiMirage—1.8LL4Alternator—
1998Nissan240SX———Alternator—
1998NissanMaxima———Power Steering—
1997AcuraIntegraType R1.8LL4Alternator—
1997INFINITII30———Power Steering—
1997MitsubishiMirage—1.8LL4Alternator—
1997Nissan240SX———Alternator—
1997NissanMaxima———Power Steering—
1996INFINITII30———Power Steering—
1996Nissan240SX———Alternator—
1996NissanMaxima———Power Steering—
1995HondaCivic—1.6LL4Alternator—
1995HondaCivic—1.5LL4Alternator—
1995HondaCivic del Sol—1.6LL4Alternator—
1995HondaCivic del Sol—1.5LL4Alternator—
1995Nissan240SX———Alternator—
1995NissanMaxima———Power Steering—
1994HondaCivic—1.6LL4Alternator—
1994HondaCivic—1.5LL4Alternator—
1994HondaCivic del Sol—1.6LL4Alternator—
1994HondaCivic del Sol—1.5LL4Alternator—
1994Nissan240SX———Alternator—
1994NissanMaxima———Alternator—
1994SuzukiSwiftGT1.3LL4Air Conditioning and Idler—
1993AcuraIntegra—1.7LL4Alternator—
1993HondaCivic—1.6LL4Alternator—
1993HondaCivic—1.5LL4Alternator—
1993HondaCivic del Sol—1.6LL4Alternator—
1993HondaCivic del Sol—1.5LL4Alternator—
1993Nissan240SX———Alternator—
1993NissanMaxima———Alternator—
1993SuzukiSwiftGT1.3LL4Air Conditioning and Idler—
1992AcuraIntegra—1.7LL4Alternator—
1992HondaCivic—1.6LL4Alternator—
1992HondaCivic—1.5LL4Alternator—
1992Nissan240SX———Alternator—
1992NissanMaxima———Alternator—
1992SuzukiSwift—1.6LL4Air Conditioning and Idler—
1992SuzukiSwiftGT1.3LL4Air Conditioning and Idler—
1991AcuraIntegra———Alternator—
1991Nissan240SX———Alternator—
1991NissanMaxima———Alternator—
1991SuzukiSwift———Air Conditioning and Idler—
1990AcuraIntegra———Alternator—
1990NissanMaxima———Alternator—
1990SuzukiSwiftGT——Air Conditioning and Idler—
1989NissanMaxima———Alternator—
1989SuzukiSwift———Air Conditioning and Idler—
Directly replaces or cross-references 55 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
ACDelco — 4K305Atlas — 4K0305Bando — 4PK775Bando — 4PK780Beck/Arnley — 146-040770Beck/Arnley — 146-040775Beck/Arnley — 146-040780CARQUEST — K040305Chrysler — 4298096Chrysler — MD171373Continental-ContiTech — PK040305Daihatsu — 90048-31004Daihatsu — 90048-31008Daihatsu — 90048-31009Datsun/Nissan — 11720-26E02Datsun/Nissan — 11720-26E12Datsun/Nissan — 11950-8J100Datsun/Nissan — 11950-8J110Datsun/Nissan — 11950-31U00Datsun/Nissan — 11950-31U02Datsun/Nissan — 11950-31000Driveworks — 305K4Duralast — 305K4Dynacraft — D84-1000-040775Dynacraft — D1102-6927Freshstart — 305K4Gates — K040305Goodyear — 4040305Honda — 31110-P01-003Honda — 31110-P01-0031Honda — 31110-P01-004Honda — 31110-P01-0041Honda — 31110-P01-0042Honda — 31110-P2T-003Honda — 31110-P73-A01Honda — 31110-PR3-0040Honda — 31110-PR4-A030Honda — 31110-PR4-A040Honda — 31110-PR4-A050-M1Honda — 31110-PR4-A06VMazda — N3H1-15-908Mighty Distributing System — 4K305Mitsubishi — 11950 31U01Mitsubishi — CW751000Mitsubishi — MD301833Mitsubishi — MD301833-5Mitsubishi — MD312400Mitsubishi — MD373620Mitsubishi — MN187176NAPA — 25-040305NAPA — 25-74030Pirelli — 305K4Renault — 77.00.734.112Suzuki — 91940-07600V&W — 305K4