A-Premium Serpentine Belt 6-Rib 86.78 in — EPDM Heavy-Duty K Cross-Section for V6/V8

Designed to meet OE-style dimensions and resist heat, oils, and abrasion, this 6-rib serpentine belt from A-Premium delivers stable accessory drive performance across a range of late-1990s through 2013 cars, trucks, and SUVs. With a polyester cord core and K cross-section, the belt provides precise tensioning and quiet operation when matched to the correct vehicle fitment. Before ordering, always verify fitment using your vehicle details to confirm compatibility.

Which vehicles can use this A-Premium 86.78-inch serpentine belt?

This belt covers many GM, Ford, Chrysler, Dodge, Jeep, Mazda, and Mercedes-Benz applications across specific model years. It fits several V6 and V8 engines, including popular platforms such as Ram 1500 and Silverado/Sierra 1500, and select SUVs and vans.

• Ram 1500 (2013) V8 4.7L
• Chevrolet Astro (2005) V6 4.3L; Silverado 1500 (1999–2004) V6 4.3L
• GMC Sierra/Savana/Safari models listed from 1999–2008 with 3.2L–4.3L engines
• Dodge Durango (2004–2007), Nitro (2007–2009), Chrysler Aspen (2007)
• Jeep Liberty (2007–2008), Ford Fusion (2010–2012) 2.5L, Mustang 2007–2010 5.4L, Mazda B4000 (2003)

How does this belt stand up to heat, oil, and wear?

The A-Premium belt is manufactured from EPDM rubber known for elasticity and resistance to cracking under high temperatures and chemical exposure. A polyester cord reinforces tensile strength for stable belt length under load, reducing stretch and maintaining alignment with pulleys.

• EPDM compound resists oils, ozone, and high operating temperatures
• Polyester cord core minimizes elongation and maintains tension
• Precision K cross-section reduces vibration and audible noise

What are the belt specifications and reference numbers I should check?

Key dimensions and cross-reference numbers help ensure you order the exact replacement. Confirm the effective length, rib count, and reference numbers against your OEM part or service manual before purchase.

• Effective length: 86.78 in; outside circumference: 87.345 in; 6 ribs
• Top width: 0.807 in; cord material: polyester; cross-section: K
• Reference numbers include K060868, 0089978792, 1L5E8620CA, 24503850 and other OEM equivalents

How easy is installation and what should I inspect before fitting?

Installation is generally straightforward for experienced DIYers and professional mechanics; many vehicles allow tool-free belt routing when using a service-friendly tensioner. However, inspect the tensioner, idler pulleys, and accessories for wear to avoid premature belt failure.

• Check tensioner condition and pulley bearings before installing
• Follow vehicle-specific belt routing diagrams for proper alignment
• Replace worn accessories or tensioners to protect belt life

Who is this for? The A-Premium 6-rib 86.78-inch serpentine belt is ideal for owners and mechanics looking for an affordable OE-dimension replacement across a wide set of late-1990s through early-2010s GM, Ford, Chrysler, Dodge, Jeep, Mazda, and Mercedes-Benz models. It suits drivers who want improved resistance to heat and contaminants, straightforward fitment verification using reference numbers, and a one-year unlimited-mileage guarantee for added confidence.