Explore Infiniti Q50 Serpentine Belt & Infiniti Q50 V Belt. Shop Infiniti Q50 Serpentine Belt Replacement. Find Infiniti Q50 Belts In Canada. Maintaining the drive belts of your Infiniti Q50 is crucial for optimal performance, with regular inspections being key to longevity?cracks, fraying, or glazing signal the need for a replacement. To extend their lifespan, ensure proper tension and alignment, and avoid contaminant exposure. When selecting a new belt, opt for durable materials like Epdm, which offers resistance to heat and wear. Serpentine and V-belts are the main types, each with unique benefits; serpentine belts being more compact and easier to install, while V-belts are better suited for heavy-duty applications. Always follow manufacturer guidelines to ensure a perfect fit and function.