Roadmax 6K435AP Serpentine Belt

Roadmax 6K435AP Serpentine Belt Overview

The Roadmax 6K435AP is an automotive V-ribbed belt built for drivers who want dependable replacement quality without stepping up to a premium-duty belt. Made with EPDM and polyester cord reinforcement, it is sized for common accessory drive applications across Mercedes-Benz, Nissan, Honda, Acura, Infiniti, Ford, Mazda, and Mercury vehicles.

Roadmax’s Automotive V-Ribbed Belt (Standard) line focuses on practical OE-style replacement coverage for everyday service needs. The 6K435AP follows the standard 6-rib, K-section format used in many serpentine belt applications, making it a direct-fit option for a wide range of accessory drive systems.

• EPDM construction for modern accessory drive belt service
• Polyester cord material for reinforced belt stability
• 6-rib, K-section design for common serpentine belt applications
• Effective length: 43.62 in. / 1108 mm
• Outside circumference: 44.125 in. / 1122 mm
• Top width: 0.807 in. / 20 mm
• Cross-reference coverage for multiple OE and aftermarket part numbers

Detailed Product Description

Roadmax 6K435AP is a standard serpentine belt engineered for accessory drive systems that power components such as the alternator, air conditioning compressor, power steering pump, water pump, fan, or air pump, depending on the vehicle application. The EPDM belt material is suited to routine underhood service, while the polyester cord helps maintain belt structure under operating load. This part number is commonly searched for as a replacement serpentine belt for Mercedes-Benz E350, GLC300, GLE350, and C300 applications, as well as select Nissan, Honda, Acura, Infiniti, Ford, Mazda, and Mercury models.

This part cross-references Gates K060435 and Dayco 5060436 for the same application.

What This Belt Helps Address

• Squealing or chirping from a worn accessory drive belt
• Cracking, glazing, or visible wear on the belt ribs
• Loss of belt tension caused by age-related stretch
• Accessory drive noise from an aging serpentine belt
• Reduced belt grip on alternator, A/C, or power steering drives

Installation Notes and Tips

Verify belt routing against the vehicle’s underhood diagram before installation. Confirm the required length, rib count, and cross-section match the original belt specification, especially on vehicles with and without air conditioning. For fitment-based searches, this part is listed for Fits 2020-2023 Mercedes-Benz E350, N/A; Fits 2021-2023 Mercedes-Benz GLC300, N/A; Fits 2020-2023 Mercedes-Benz GLE350, N/A; Fits 2019-2021 Mercedes-Benz C300, N/A; Fits 2007-2012 Nissan Versa, N/A; Fits 2009-2010 Nissan Cube, N/A; Fits 2000-2006 Nissan Sentra, Alternator; Fits 1998-2002 Honda Accord, Alternator and Air Conditioning; Fits 2000-2001 INFINITI I30, Alternator and Air Conditioning; Fits 2000-2001 Nissan Maxima, Alternator and Air Conditioning; Fits 1997-1999 Acura CL, Alternator and Air Conditioning; Fits 1992-1994 Ford Ranger, N/A; Fits 1994 Mazda B2300, N/A; Fits 1991-1993 Ford Mustang, Water Pump and Air Conditioning; Fits 1985-1987 Ford Escort, Air Conditioning; Fits 1985-1987 Ford Tempo, Air Conditioning; Fits 1985-1987 Mercury Lynx, Air Conditioning; Fits 1987 Mercury Topaz, Power Steering and Air Conditioning; Fits 1986 Ford Aerostar, Fan and Alternator; Fits 1985-1986 Mercury Topaz, Air Conditioning; Fits 1982-1985 Ford Thunderbird, Alternator and Air Pump; Fits 1982-1985 Mercury Cougar, Alternator and Air Pump; Fits 1982-1983 Lincoln Continental, Alternator and Air Pump.

Quality Assurance

Roadmax positions this Automotive V-Ribbed Belt (Standard) line as a value-focused replacement option for customers who want solid quality for everyday service needs. The 6K435AP is built to standard accessory drive belt specifications and is supported by broad interchange coverage for OE and aftermarket reference matching.