Gates K040372 Serpentine Belt

Gates K040372 Premium OE Micro-V Belt

The Gates K040372 is a Premium OE Micro-V serpentine belt built for precise fit and consistent accessory drive performance. It uses OE-matched size, construction, and materials to support dependable operation in import and domestic vehicles.

• Premium OE Micro-V Belt line from Gates
• Automotive V-ribbed belt with 4 ribs
• EPDM belt material for durability in accessory drive service
• Polyester cord construction for stable tension retention
• OE Performance rating for OE-style fit and function
• Top width: .56 in. / 14 mm
• Effective length: 37.38 in. / 949 mm
• Outside circumference: 38 in. / 964 mm

OE-Matched Belt Construction

Gates Premium OE Micro-V belts are engineered to match original equipment dimensions and materials, helping maintain proper drive alignment and accessory operation. The K040372 part number is used across a wide range of applications, including Acura RL, Infiniti G35 and Q45, Hyundai Santa Fe and Sonata, Kia Optima and Magentis, Mazda Miata, Nissan 350Z and Pathfinder, and Suzuki Grand Vitara. This part cross-references Continental 4K945 and Dayco 5040373 for the same application.

Vehicle Fitment

• Fits 2011-2012 INFINITI G25, Air Conditioning
• Fits 2006-2010 INFINITI M45, Power Steering
• Fits 2003-2004 INFINITI M45, Power Steering
• Fits 2003-2008 INFINITI FX35, Air Conditioning
• Fits 2003-2008 INFINITI FX45, Power Steering
• Fits 2006-2008 INFINITI M35, Air Conditioning
• Fits 2006-2008 Suzuki Grand Vitara, Fan and Alternator
• Fits 2004-2007 INFINITI G35, Air Conditioning
• Fits 2004-2006 Hyundai Santa Fe, Alternator and Water Pump
• Fits 2002-2006 INFINITI Q45, Power Steering
• Fits 2001-2006 Kia Magentis, Water Pump and Alternator
• Fits 2001-2006 Kia Optima, Water Pump and Alternator
• Fits 2003-2006 Nissan 350Z, Air Conditioning
• Fits 2004-2005 Hyundai Sonata, Alternator and Water Pump
• Fits 1999-2005 Mazda Miata, Power Steering and Air Conditioning
• Fits 1997 Mazda Miata, Power Steering and Air Conditioning
• Fits 1996-2004 Acura RL, Power Steering
• Fits 2001-2004 Nissan Pathfinder, Air Conditioning
• Fits 2001-2003 Hyundai Santa Fe, Water Pump and Alternator
• Fits 1999-2003 Hyundai Sonata, Water Pump and Alternator
• Fits 2003 INFINITI G35, Air Conditioning
• Fits 2001-2003 INFINITI QX4, Air Conditioning
• Fits 1998-2002 Chevrolet Tracker, Air Conditioning and Power Steering
• Fits 1999-2002 Suzuki Vitara, Power Steering and Air Conditioning
• Fits 1998-2001 Chevrolet Metro, Power Steering and Air Conditioning
• Fits 1995-2001 Suzuki Swift, Power Steering and Air Conditioning
• Fits 1996-2000 Pontiac Firefly, Power Steering and Air Conditioning
• Fits 1997-1999 Mitsubishi 3000GT, Air Conditioning
• Fits 1996-1998 Mitsubishi Eclipse, Air Conditioning
• Fits 1990-1994 Mitsubishi Eclipse, Air Conditioning
• Fits 1994-1998 Mitsubishi Galant, Air Conditioning
• Fits 1998 Suzuki Sidekick, Air Conditioning and Power Steering
• Fits 1994-1997 Ford Aspire, Power Steering and Air Conditioning
• Fits 1995-1997 Geo Metro, Power Steering and Air Conditioning
• Fits 1997 Geo Tracker, Power Steering and Air Conditioning
• Fits 1997 Hyundai Tiburon, Air Conditioning
• Fits 1995-1997 Pontiac Sunrunner, Air Conditioning and Power Steering
• Fits 1995-1997 Suzuki Sidekick, Power Steering and Air Conditioning
• Fits 1995-1996 Geo Tracker, Air Conditioning and Power Steering
• Fits 1992-1996 Mitsubishi Diamante, Air Conditioning
• Fits 1994-1995 Dodge Stealth, Air Conditioning
• Fits 1991-1992 Dodge Stealth, Air Conditioning
• Fits 1993-1995 Hyundai Elantra, Air Conditioning
• Fits 1993-1995 Hyundai Scoupe, Air Conditioning
• Fits 1992-1995 Mitsubishi Expo, Air Conditioning
• Fits 1995 Pontiac Firefly, Power Steering
• Fits 1993-1994 Dodge Colt, Air Conditioning
• Fits 1990-1994 Mitsubishi Eclipse, Water Pump and Alternator
• Fits 1993-1994 Mitsubishi Expo LRV, Air Conditioning
• Fits 1990-1994 Plymouth Laser, Water Pump and Alternator
• Fits 1990-1994 Plymouth Laser, Air Conditioning
• Fits 1993 Ford Festiva, Power Steering and Air Conditioning
• Fits 1990-1993 INFINITI Q45, Air Conditioning
• Fits 1991-1992 Ford Festiva, Air Conditioning and Power Steering
• Fits 1987-1990 Acura Legend, Air Conditioning
• Fits 1985-1990 Dodge Colt, Water Pump and Alternator
• Fits 1990 Ford Festiva, Air Conditioning
• Fits 1985-1988 Mitsubishi Mirage, Water Pump and Alternator
• Fits 1984-1985 Honda Accord, Water Pump and Alternator
• Fits 1985 Honda Prelude, Water Pump and Alternator

Common Uses

• Restores proper drive for air conditioning compressor operation
• Supports power steering belt service on listed applications
• Helps correct belt wear, glazing, or cracking on accessory drives
• Addresses noise or slippage caused by an aging serpentine belt
• Replaces a worn belt during routine maintenance on import and domestic vehicles

Installation Notes and Tips

Verify the belt routing, rib count, and measured length before installation. Confirm the application by year, make, model, and driven accessory position, since the K040372 is used on multiple systems including air conditioning, power steering, fan and alternator, and water pump drives. Check pulley condition and belt tensioner operation before installing the new belt.

Quality Assurance

Gates Micro-V belts are built to OE size, construction, and material standards for consistent fit and performance. The Premium OE Micro-V Belt line is intended to deliver OE-style service life and dependable accessory drive operation.