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The Dayco Poly Rib Serpentine Belt is designed for reliable, high-performance operation in passenger cars and light-duty trucks. As the original manufacturer of the first OEM multi-ribbed serpentine belt, Dayco continues to lead in engineering excellence and product innovation.
Constructed with aramid-reinforced EPDM compounds, this advanced W Profile belt adapts to high-mileage or misaligned drives, helping reduce noise and extend service life. Developed through rigorous laboratory and real-world testing, the Dayco Poly Rib belt delivers dependable performance, even under demanding operating conditions.
This belt meets or exceeds SAE J1459 and SAE J2432 standards, ensuring precise fitment, consistent power transfer, and OE-level reliability across a wide range of applications.
Features and Benefits:
Made from durable aramid-reinforced EPDM compounds for long-lasting performance
W Profile design conforms to worn or misaligned pulleys to minimize slippage and noise
Engineered for high-mileage passenger and light truck applications
Meets SAE J1459 and J2432 specifications for OEM-level quality and reliability
Operates in extreme temperatures from -45°F to 212°F (-42.7°C to 100°C)
Tested extensively for superior endurance and drive quietness
Dayco Products
Dayco Products is an OE manufacturer that designs, manufactures and distributes a broad range of drive belts, hoses, tensioners and pulleys for the automotive, trucking, agricultural and industrial markets.
Order Processing
All orders are processed and shipped within 24 hours of purchase (excluding weekends and holidays).
Orders placed after 3:00 PM EST may ship the following business day.
Shipping Methods
Customers select their preferred shipping method and speed at checkout.
Shipping times are determined by the carrier and cannot be guaranteed by us.
Tracking information will be provided once your order has shipped.
Shipping Coverage
If your package arrives damaged, please notify the delivery driver immediately and contact the shipping carrier to file a claim.
You must report any missing or damaged items within 14 days of delivery.
After this time, we cannot be held responsible for lost or damaged items.
Return Window
You have 30 days from the date of delivery to request a return.
After 30 days, we are unable to accept returns, exchanges, or refund requests.
Eligibility
Items must be returned in their original condition—unused, unwashed, and with all tags and packaging intact.
Certain products may not be eligible for return (e.g., special-order items, customized products, or perishable goods).
Items that have been altered, installed, or modified cannot be returned.
Return Process
Contact our Customer Support team to request a Return Authorization (RMA) before sending items back.
Once your return is approved, you’ll receive instructions on where to send the product.
Customers are responsible for return shipping costs unless the item was defective or incorrect.
Refunds
Refunds are issued to the original payment method once the returned item has been received and inspected.
Please allow 5–10 business days for the refund to appear on your account.
In some cases, a restocking fee may apply (if applicable, this will be disclosed during your return authorization).
