Gates K050340 Serpentine Belt

Gates K050340 Premium OE Micro-V Belt

The Gates K050340 is a Premium OE Micro-V serpentine belt built for accessory drive applications that demand OE-style size, construction, and material matching. It is a 5-rib automotive V-ribbed belt with EPDM belt material and polyester cord reinforcement for consistent operation across a wide range of import and domestic vehicles.

Compatible With applications such as 2020-2026 Cadillac CT5 alternator, 2016-2019 Cadillac CT6 alternator, 1998-2003 Toyota Tacoma fan and alternator, and 1997-2002 Mitsubishi Mirage water pump and alternator. This part cross-references Continental 5K863 for the same application.

Key Features

• Part number: K050340
• Premium OE Micro-V Belt line from Gates
• 5-rib serpentine belt construction
• EPDM belt material for durable accessory drive service
• Polyester cord material for stable belt reinforcement
• OE Performance comparison rating
• Top width: 0.667 in. (17 mm)
• Effective length: 34.12 in. (867 mm)
• Outside circumference: 34.625 in. (880 mm)

Product Details

Gates Micro-V belts are engineered to match OE size, construction, and materials so the belt tracks correctly and maintains proper accessory drive performance. The K050340 uses a K-section profile with five ribs, making it a direct-fit style solution for vehicles that specify this belt length and rib count. It is used across multiple positions, including alternator, air conditioning, fan and alternator, water pump and alternator, and power steering applications depending on vehicle configuration.

Vehicle coverage includes Cadillac CT5 and CT6, Toyota Tacoma and Hilux, BMW 3 Series and 5 Series applications, Mitsubishi Mirage, Mercury Villager, Mazda 626 and MX-6, Ford Probe, Isuzu Impulse, and Pontiac LeMans. For buyers searching by fitment, this belt is commonly referenced for 2020-2026 Cadillac CT5 alternator, 2016-2019 Cadillac CT6 alternator, and 1998-2003 Toyota Tacoma fan and alternator service.

Common Uses

• Restoring proper alternator drive operation
• Replacing a worn or glazed serpentine belt
• Correcting belt noise caused by age or surface wear
• Maintaining accessory drive performance on A/C, water pump, or power steering systems
• Addressing belt cracking, fraying, or loss of tension-related drive consistency

Installation Notes and Tips

Verify belt length, rib count, and application position before installation. The K050340 is listed for multiple vehicle makes and positions, so confirm the exact engine accessory layout and any tensioner configuration noted in the fitment data. Inspect pulleys, tensioners, and idlers for wear before installing the new belt, and make sure the belt tracks evenly across all grooves after startup.

Quality Assurance

Gates manufactures this belt as a Premium OE Micro-V replacement with OE-style sizing and materials for dependable service in import and domestic applications. The K050340 is built to OE Performance standards for the listed fitments.