Dayco 5040375 Serpentine Belt

Part Number
Serpentine Belt

Fits: 85-89 Subaru XT, 90-93 Mazda Miata, 91-95 Acura Legend, 93-97 Infiniti J30, 94-96 Mitsubishi Diamante, 94-98 Mitsubishi Galant, 95-97 Geo Metro, 95-96 Mitsubishi Montero, 95-00 Pontiac Firefly, 96-98 Acura TL, 97-98 Mitsubishi Montero Sport, 98-01 Chevrolet Metro, 03-05 Mazda Miata, 99-02 Suzuki Vitara, 01-02 Chevrolet Tracker, 06-08 Suzuki Grand Vitara

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Designed for high mileage multiple-accessory drivesthe Dayco® “W” profile belt (patent pending) is the most innovative advancement in multi-rib belt design in over 25 years. Developed through extensive laboratory and actual road mileage testing, this unique rib profile has been specifically Dayco® engineered to conform to high mileage, worn or misaligned drives without a sacrifice in quiet, long-lasting performance. The "W" profile cut into the tip of each rib makes the tip more flexible and eliminates belt chirp when the belt enters a worn or misalligned pulley. Constructed with Aramid reinforced EPDM compounds, the Dayco® “W” profile belt delivers more than OE required delivers the solution to troublesome drive problems. Dayco® Poly-Rib® Belts meet or exceed SAE J1459 and SAE J2432 specifications.

BRAND: Dayco




Cross SectionK-Section
Effective Length953.77
Effective Length37.55
MaterialEPDM, Aramid Reinforced
Maximum Operating Temperature212
Maximum Operating Temperature100
Minimum Operating Temperature-42.7
Minimum Operating Temperature-45
Outside Circumference970.54
Outside Circumference38.21
Rib DepthStandard
Rib ProfileStraight Rib
StandardsSAE J1459, SAE J2432
Top Width.54



  • Peugeot: 954K4
  • Suzuki: 95141-64AB0
  • Mitsubishi: SSA921F009AS
  • Driveworks: 375K4
  • Datsun/Nissan: 11920-0P500
  • Mazda: B63H-15-909
  • Mazda: BPF3-15-909
  • Subaru (cars): C9695
  • Duralast: 375K4
  • Mitsubishi: MD308925
  • Subaru (cars): 80921-3040
  • Suzuki: 49180-50G00
  • General Motors: 49180-50G00
  • Mitsubishi: MB568899
  • Honda: 56992-PY3-A020
  • General Motors: 49180-60B10
  • Suzuki: 17521-66J00


  • 2003-2005 Mazda Miata - Position: Air Conditioning and Power Steering
  • 1994-1998 Mitsubishi Galant - Position: Air Conditioning and Idler
  • 1998-2001 Chevrolet Metro - Position: Air Conditioning and Power Steering
  • 1997-1997 Mitsubishi Montero Sport - Position: Fan, Power Steering and Idler
  • 1994-1996 Mitsubishi Diamante - Position: Air Conditioning and Idler
  • 2001-2002 Chevrolet Tracker - Position: Air Conditioning and Power Steering
  • 1985-1989 Subaru XT - Position: Alternator, Water Pump and Power Steering
    • w/o A.C.
  • 1990-1993 Mazda Miata - Position: Air Conditioning and Power Steering
  • 1991-1995 Acura Legend - Position: Power Steering
  • 1995-2000 Pontiac Firefly - Position: Air Conditioning and Power Steering
  • 1995-1997 Geo Metro - Position: Air Conditioning and Power Steering
  • 1993-1997 Infiniti J30 - Position: Air Conditioning and Idler
  • 1999-2002 Suzuki Vitara - Position: Air Conditioning and Power Steering
  • 1985-1987 Subaru XT - Position: Water Pump To Air Conditioning
    • w/o P.S.
  • 1996-1998 Acura TL - Position: Power Steering
  • 1998-1998 Mitsubishi Montero Sport - Position: Fan To Power Steering
  • 1995-1996 Mitsubishi Montero - Position: Power Steering
  • 2006-2008 Suzuki Grand Vitara - Position: Water Pump and Alternator
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