Gates K030300 Serpentine Belt - Alternator or Power Steering

OE Micro-V Belt for Accessory Drive Systems

The Gates Premium OE Micro-V Belt K030300 is a precision-fit serpentine belt built for accessory drive applications that demand accurate sizing and stable operation. It uses OE-matched construction and materials to help maintain proper belt tracking on import and domestic vehicles.

Compatible With 1988-1992 Mazda 626 alternator, 1988-1992 Mazda MX-6 alternator, 1988-1991 Honda Civic alternator, 1988-1991 Honda CRX alternator, 1989-1992 Ford Probe alternator, 1990-1991 Lexus ES250 power steering, 1990-1994 Toyota Celica power steering, 1988-1991 Toyota Camry power steering, and 1996-1998 Toyota RAV4 power steering.

Key Features

• Gates Premium OE Micro-V Belt line for OE-style fit and construction
• Part number K030300 for direct identification and ordering
• 3-rib automotive V-ribbed belt design
• EPDM belt material for durable everyday service
• Polyester cord reinforcement for consistent belt stability
• OE performance rating for applications that call for factory-style replacement
• Effective length: 30.19 in. (767 mm)
• Outside circumference: 30.75 in. (781 mm)
• Top width: 0.42 in. (11 mm)

Product Details

The Gates Premium OE Micro-V Belt line is built to match OE size, construction, and materials so the belt seats correctly in the accessory drive system. This K030300 serpentine belt is a standard automotive V-ribbed belt with a K section profile, making it a direct-fit choice for vehicles that use a 3-rib belt in alternator or power steering service. If you are replacing a worn belt on a Honda Civic, Toyota Camry, or Mazda 626, this part number helps restore proper accessory drive operation with the correct dimensions and material specification.

This part cross-references Continental 3K765 and Dayco 5030300 for the same application.

What It Helps Address

• Squealing or chirping from a worn accessory drive belt
• Cracking, glazing, or fraying on the belt surface
• Loss of proper belt tension or tracking
• Alternator drive issues caused by belt wear
• Power steering belt wear on listed Toyota, Honda, Mazda, Ford, and Lexus applications

Installation Notes and Tips

Verify belt routing, rib count, and measured length before installation. Inspect pulleys, tensioners, and accessory bearings for wear before fitting the new belt, since damaged components can shorten belt life. Confirm the application by position: this belt is listed for alternator and power steering use on the vehicles shown above. For fitment searches, use terms such as Gates K030300 serpentine belt for 1988-1991 Honda Civic alternator or 1990-1994 Toyota Celica power steering belt.

Quality Assurance

Gates builds this Premium OE Micro-V Belt to OE performance standards with materials selected for consistent fit and dependable accessory drive service. The OE-matched design supports accurate replacement on the listed applications, including Toyota RAV4, Toyota Camry, and Honda Civic fitments.