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Continental 5337621 - Serpentine Belt Kit
Product Overview
The Continental 5337621 Serpentine Belt Kit is designed to provide an all-in-one solution for your vehicle's serpentine belt replacement needs. This comprehensive kit ensures that you have all the necessary components to maintain optimal engine performance and functionality. Each part included is crafted to meet OE-quality standards, ensuring reliable operation and precise fitment. By choosing this kit, you save time and effort, as it contains everything needed for a complete repair, guaranteeing that your vehicle runs smoothly and efficiently.
Kit Contents
- 1 x Continental Serpentine Belt – high-strength construction for long-lasting performance
Choose Continental 5337621 kit for dependable performance, OE-level quality, and a complete repair solution every time you service your vehicle.
Cross Reference Numbers
This Continental 5337621 kit is equivalent to or replaces the following part numbers: 066145933K, HL3Z8620A, 4892580AA, 0124196008, 12717713, E3TZ8620G, D9PZ8620F, 0126709001, 90916A2016, 1267093, 9771339850, 1267091, 98SZ8620DA, 9091602664, D9AE8620BA, 4792998AA, 1236834, E0AZ8620A, 3547608, XC458620SA, D9AE8620DA, 6849009, E3AE8620CA, 9091602679, 9146204, 1241968, 1241962, AS0215909BA, E59E8620BA, 1340A146, 6PK1270, 485K6MK, 3251034, 31251034, 6K486, JK6505, K060500, 3061236, PK060500, 500K6, 1060485, 485K6, JK6491, 005148C1, 6PK1230, PK060486, 1522962, JK6492, K060500HD, 1830641C1, 6K483, 2571269, PK060498, MV456, 6PK1265, 25060500HD, 1800641C1, K060483, K060486, 1815104, K5006, 3061275, 5060485DR, 25060500, K060483HD, 1522961, B000C30IX4, 25060483HD, B000C30IVQ, 8500, D841000406126, 25060486, D11026413, 6126, 1522960, 5060485, 5060500, 2005148C1, 1522957, D8410003061275, D11086601, D11085616, 5060500DR, K060499, 6K500AP, D11027171, 57863876 8, 578638768, 1060500, 6PK1225, 4061236, JK6507A, 6K500, 500K6MK, JK6506, 6PVK1230, 25060483, PK060487, D8410003061236, D8410004061236.
Vehicle Compatibility
- 1980 Mercury Grand Marquis 5.0 V8
This kit also fits other applications. Please use the vehicle selector tool to verify compatibility before purchase.
Why Choose Newparts.com
- Trusted by DIYers and pros for over 15 years
- Over 20 million auto parts shipped
- Top brands at the best prices online
- Exclusive Kits That Fit™ – complete repair solutions with no guesswork
- Fast, reliable shipping from our U.S. warehouses
Frequently Asked Questions
What’s included in the Continental 5337621 kit?
The Continental 5337621 kit includes one OE-quality serpentine belt designed for durability and reliable performance, ensuring a complete repair solution for your vehicle.
How do I know if the Continental 5337621 kit will fit my vehicle?
Compatibility can be verified using our vehicle selector tool. The Continental 5337621 kit is specifically designed to fit the 1980 Mercury Grand Marquis 5.0 V8, among other applications.
Why should I choose the complete Continental 5337621 kit over individual parts?
Choosing the complete Continental 5337621 kit ensures that you have all necessary components for a successful serpentine belt replacement, providing OE-level quality and saving you time and effort compared to sourcing individual parts.
Are there any diagnostic trouble codes (DTC) associated with serpentine belt issues?
Common DTCs related to serpentine belt failure include P0016, P0017, and P0128. If you are experiencing these codes, it may be time to replace your serpentine belt.
Order Continental 5337621 kit today for a complete, factory-correct solution that restores performance and reliability.
```- BrandContinental
- ManufacturerContinental
- MPN5337621-Kit
- FeaturesBelt Groove Quantity : (Alternator Serpentine Belt) 6
Belt Groove Quantity : (Power Steering Serpentine Belt) 6
Belt Length : (Alternator Serpentine Belt) 48.50
Belt Length : (Power Steering Serpentine Belt) 50.00
Belt Top Width : (Alternator Serpentine Belt) 0.83
Belt Top Width : (Power Steering Serpentine Belt) 0.83
Maximum Operating Temperature : (Alternator Serpentine Belt) 225
Maximum Operating Temperature : (Power Steering Serpentine Belt) 225
Minimum Operating Temperature : (Alternator Serpentine Belt) -30
Minimum Operating Temperature : (Power Steering Serpentine Belt) -30 - OE Part Numbers066145933K, HL3Z8620A, 4892580AA, 0124196008, 12717713, E3TZ8620G, D9PZ8620F, 0126709001, 90916A2016, 1267093, 9771339850, 1267091, 98SZ8620DA, 9091602664, D9AE8620BA, 4792998AA, 1236834, E0AZ8620A, 3547608, XC458620SA, D9AE8620DA, 6849009, E3AE8620CA, 9091602679, 9146204, 1241968, 1241962, AS0215909BA, E59E8620BA, 1340A146
- Cross Reference Numbers5337621Kit, 6PK1270, 485K6MK, 3251034, 31251034, 6K486, JK6505, K060500, 3061236, PK060500, 500K6, 1060485, 485K6, JK6491, 005148C1, 6PK1230, PK060486, 1522962, JK6492, K060500HD, 1830641C1, 6K483, 2571269, PK060498, MV456, 6PK1265, 25060500HD, 1800641C1, K060483, K060486, 1815104, 0124196008, K5006, 3061275, 5060485DR, 25060500, K060483HD, 1522961, B000C30IX4, 25060483HD, B000C30IVQ, 8500, D841000406126, 25060486, D11026413, 6126, 1522960, 5060485, 5060500, 2005148C1, 1522957, D8410003061275, D11086601, D11085616, 5060500DR, K060499, 6K500AP, D11027171, 57863876 8, 578638768, 1060500, 6PK1225, 4061236, JK6507A, 6K500, 500K6MK, JK6506, 6PVK1230, 25060483, PK060487, D8410003061236, D8410004061236
- Part TypeSerpentine Belt Kit
- Kit Content1 x Continental - (4060485) Alternator Serpentine Belt - Multi-V
1 x Continental - (4060500) Power Steering Serpentine Belt - Multi-V
- Fitment
- Fitment TypeVehicle Specific
| Year | Make | Model | Submodel | Notes |
|---|---|---|---|---|
| 1980 | Mercury | Grand Marquis | Base (5.0 V8 GAS) | Notes: With 60Amp Or 65Amp Alternator - Except Air Conditioning |
| 1980 | Mercury | Grand Marquis | Colony Park (5.0 V8 GAS) | Notes: With 60Amp Or 65Amp Alternator - Except Air Conditioning |
Warranty Overview
At Newparts, we stand behind the quality of the products we sell. Every part we offer is backed by a warranty designed to give you peace of mind and protect your investment.
Standard Warranty – Most Parts
Coverage: 2 years or 24,000 miles (whichever comes first) from purchase date.
Protection: Defects in materials or workmanship under normal personal use.
Eligibility: Applies only to the original purchaser and the vehicle where the part was first installed.
Exclusions:
Wear-and-tear items (brake pads, filters, bulbs, wipers, etc.)
Commercial, fleet, rideshare, off-road, or racing use
Improper installation, misuse, accidents, or modifications
Not Covered: Labor, shipping, towing, or incidental costs.
Bison Performance Warranty – Our House Brand
Coverage: Limited Lifetime Warranty for as long as you own your vehicle.
Applies To: All products sold under the Bison Performance label.
Premium Protection: Goes beyond our standard warranty — if it’s a Bison product, the 2-year/24k mile limit is replaced with lifetime coverage.
Exclusions: Same as the standard warranty (normal wear, commercial use, improper installation, etc.).
What’s Included: Replacement of the defective product (labor and shipping excluded).
Warranty Claim Requirements
To keep claims fast and fair, we require:
Proof of purchase (invoice or order confirmation).
Photos or videos showing the defective part, order number, date, VIN, and odometer reading.
Diagnostic reports or part returns for non-visible issues may be requested.
Claims must be truthful, properly documented, and reflect normal consumer use.
Buy With Confidence: We back our products because we believe in their quality, with a transparent, customer-first warranty process you can trust. And with Bison Performance products, you’ll enjoy Limited Lifetime protection—an assurance few brands can match.
For full details and exclusions, please see our complete Warranty Terms & Conditions.
This summary is for convenience only. For full warranty coverage details, exclusions, and requirements, see our official Warranty Terms & Conditions. In case of conflict, the full policy governs.
Return Policy Overview
Most parts can be returned within 30 days of delivery if unused, uninstalled, and in original packaging.
To start a return, use our Return Portal or contact support.
Restocking fee: Up to 20% may apply for certain orders (buyer’s remorse, order errors, or special-order items)
Refunds: Issued to your original payment method within 3–5 business days after inspection
Exchanges: Not automatic — please return and reorder
Replacements: May be approved for incorrect or defective items reported within 7 days
Not returnable:
Used or installed parts
Electrical components
Opened filter kits, gaskets, or contaminated items
Final sale or custom orders
Important Notes:
Return shipping is your responsibility unless we made a verified error
Fitment is the customer’s responsibility (we can assist, but do not guarantee)
Country of origin may vary and is not grounds for return
For complete details, please see our full Return Policy.
This Returns summary is provided for convenience only. All returns, refunds, and exchanges are subject to the complete Returns Policy. In the event of any conflict, the full policy governs.
Fast, Reliable Shipping — Straight to Your Door
We ship most orders the same day when placed before 2 PM CST (Monday–Friday). Our main warehouse is just east of Nashville, TN, and we also ship from multiple locations nationwide to get your order to you as quickly as possible.
We use trusted carriers like UPS, FedEx, and USPS.
Tracking info is emailed to you as soon as your order ships.
Delivery estimates at checkout are based on carrier data, but not guaranteed.
Need help with a shipment?
If your order is missing, damaged, or incorrect, just let us know within 5 days of delivery. We’ll walk you through the quick claim process — including a few photos to help us make things right.
For full details, please see our complete Shipping Policy.
This Shipping summary is provided for convenience only. Delivery times, carrier terms, fees, restrictions, risk of loss, and other details are governed by our complete Shipping Policy. In the event of any conflict, the full policy governs.





