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DriveRite 5050398DR Serpentine Belt
DriveRite 5050398DR Serpentine Belt
Key Specifications
- Brand: Dayco
- Manufacturer Part Number: 5050398DR
- Part Type: Serpentine Belt
- Condition: New
- Warranty: 1 Year
Vehicle Compatibility
Fits select vehicle applications. Please ener your vehicle or check the Fitment section below to confirm compatibillity.
Always verify vehicle compatibility using the fitment chart below before ordering.
Address belt squeal, slipping, and accessory drive issues with this Dayco Serpentine Belt. It is engineered to deliver reliable power transfer to engine accessories, helping restore quiet operation and consistent performance.
Why replace this part? Worn, cracked, or glazed belts can cause squealing, intermittent charging, reduced A/C performance, and power steering issues. Replacing the belt helps restore dependable accessory drive operation and reduces the risk of breakdowns.
Key Features & Benefits
- OE-spec fit and length - designed for proper routing and consistent accessory drive performance
- Durability-focused construction - built to resist heat, cracking, and wear in real-world conditions
- Consistent power transfer - helps reduce slip and noise for smoother operation
- Application-specific design for broad domestic and import coverage
Product Overview
Build Quality & Materials
- Manufactured with materials selected for flexibility, heat resistance, and long service life.
- Precision control of belt dimensions helps maintain proper fit on pulleys and tensioners.
- Quality checks help ensure consistent performance from belt to belt.
Installation Notes
- Inspect pulleys, idlers, and the tensioner; replace worn components to prevent repeat failures.
- Follow the vehicle’s belt routing diagram and verify correct tracking on all pulleys.
- After installation, start the engine and confirm quiet operation and proper alignment.
Why Choose Dayco?
Dayco is a trusted global supplier of belts, hoses, and engine system components, known for OE-level engineering and dependable performance. Choosing Dayco means proven quality, reliable fit, and long service life in real-world driving conditions.
- OE-level engineering and quality standards
- Designed for dependable fit, function, and durability
- Broad coverage for domestic and import applications
- Trusted by professional technicians
Dayco Engineering Advantage
Dayco products are developed using advanced engineering, material science, and validation testing to help ensure precise fit and consistent performance. Continuous design improvements focus on durability, noise reduction, and real-world reliability.
Product Information
Interchange Part Numbers
- 5K398
- 5PK1010
- 11 28 1 742 029
- K050398
- PK050397
- 96144934
- 398K5
- 398K5
- E92Z-8620-A
- F32Z-8620-J
- K050398
- 4050397
- KL11-15-908A
- KL11-15-908B
- KLG4-15-908
- JK5-404-B
- 25-050398
Fitment
Vehicle Compatibility
- 1996 BMW 740iL — Position: Air Conditioning and Tensioner
- 1996-1997 BMW 840Ci — Position: Air Conditioning and Tensioner
- 1999-2002 Daewoo Lanos — Engine: 1.6L L4; — Position: Alternator and Water Pump
- 1990-1992 Ford Probe — Engine: 2.2L L4; — Position: Power Steering
- 1993-1997 Ford Probe — Engine: 2.5L V6; — Position: Air Conditioning, Alternator and Idler
- 1989 Ford Probe — Position: Power Steering
- 1994 Mazda 323 — Engine: 1.8L L4; — Position: Alternator and Air Conditioning
- 1993-2002 Mazda 626 — Engine: 2.5L V6; — Position: Air Conditioning, Alternator and Idler
- 1988-1992 Mazda 626 — Position: Power Steering
- 1992-1993 Mazda MX-3 — Engine: 1.8L V6; — Position: Air Conditioning, Alternator and Idler
- 1994 Mazda MX-3 — Engine: 1.8L V6; — Position: Alternator and Air Conditioning
- 1993-1997 Mazda MX-6 — Engine: 2.5L V6; — Position: Air Conditioning, Alternator and Idler
- 1988-1992 Mazda MX-6 — Position: Power Steering
- BrandDayco
- ManufacturerDayco
- MPN5050398DR
- Fitment TypeDirect Replacement
- Part TypeSerpentine Belt
- Interchange Part Number5K398; 5PK1010; 11 28 1 742 029; K050398; PK050397; 96144934; 398K5; 398K5; E92Z-8620-A; F32Z-8620-J; K050398; 4050397; KL11-15-908A; KL11-15-908B; KLG4-15-908; JK5-404-B; 25-050398
- Mfr LabelDrive Rite
Shipping Policy – DTautoparts
We ship all orders from our U.S. warehouses with USPS, UPS, or FedEx.
Processing Time
Orders placed before 3 PM EST ship the same day
Others ship next business day
Transit Time
Standard shipping: 2–5 business days
Expedited shipping: 1–3 business days (optional at checkout)
Shipping Rates
Free standard shipping on all orders
Expedited options available at checkout
Tracking
All orders include tracking information, emailed automatically once shipped.
Lost Packages
If a package is lost in transit, we will:
Start an investigation with the carrier
Resend the order or issue a full refund if confirmed lost
Incorrect Addresses
If the address is incorrect when the order ships:
Carrier may return the package
We can resend (buyer pays reship fee) or refund the order
Return Policy – DTautoparts
At DTautoparts, we want every customer to be fully satisfied with their purchase.
If an item does not fit your vehicle or you are not fully satisfied, we offer hassle-free returns.
Return Window
Returns accepted within 30 days of delivery.
Items must be returned in their original condition unless the item was defective or damaged on arrival.
Free Returns
If the part doesn’t fit, or arrives damaged, we provide a free return shipping label.
Customer-Responsibility Returns
(used, installed, incorrect item ordered, changed mind)
Buyer pays return shipping.
Item must be unused, uninstalled, and in original packaging.
Incorrect / Defective Parts
If the part is faulty, damaged, or the wrong item was sent:
We will provide a free return label
And issue a full refund OR send a replacement
Refund Time
Refunds are processed within 2–3 business days after the returned item is received and inspected.
Warranty
All parts sold by DTautoparts LLC are backed by a 1-year warranty.
What’s Covered
Manufacturing defects
Premature failure
Broken components not caused by external damage
What’s Not Covered
Normal wear and tear
Improper installation
Damage from accidents or abuse
Modified or altered parts
How to Request a Warranty Claim
Please contact us with:
Order number
Description of the issue
Photos or videos of the problem
We will:
Review the claim in 24–48 hours
Provide a replacement or refund if approved
- Fitment TypeVehicle Specific
| Year | Make | Model | Submodel | Notes |
|---|---|---|---|---|
| 1988 | Mazda | 626 | DX (2.2L L4) | FITMENT NOTES: [Position: Power Steering; ] |
| 1988 | Mazda | 626 | LX (2.2L L4) | FITMENT NOTES: [Position: Power Steering; ] |
| 1988 | Mazda | 626 | Turbo (2.2L L4 GAS Turbocharged) | FITMENT NOTES: [Position: Power Steering; ] |
| 1988 | Mazda | 626 | Turbo 4WS (2.2L L4 GAS Turbocharged) | FITMENT NOTES: [Position: Power Steering; ] |
| 1988 | Mazda | MX-6 | DX (2.2L L4) | FITMENT NOTES: [Position: Power Steering; ] |
| 1988 | Mazda | MX-6 | GT (2.2L L4 GAS Turbocharged) | FITMENT NOTES: [Position: Power Steering; ] |
| 1988 | Mazda | MX-6 | LX (2.2L L4) | FITMENT NOTES: [Position: Power Steering; ] |
| 1989 | Ford | Probe | GL (2.2L 133cid L4 GAS) | FITMENT NOTES: [Position: Power Steering; ] |
| 1989 | Ford | Probe | GT (2.2L 133cid L4 GAS Turbocharged) | FITMENT NOTES: [Position: Power Steering; ] |
| 1989 | Ford | Probe | LX (2.2L 133cid L4 GAS) | FITMENT NOTES: [Position: Power Steering; ] |
| 1989 | Mazda | 626 | DX (2.2L L4) | FITMENT NOTES: [Position: Power Steering; ] |
| 1989 | Mazda | 626 | LX (2.2L L4) | FITMENT NOTES: [Position: Power Steering; ] |
| 1989 | Mazda | 626 | Turbo (2.2L L4 GAS Turbocharged) | FITMENT NOTES: [Position: Power Steering; ] |
| 1989 | Mazda | MX-6 | DX (2.2L L4) | FITMENT NOTES: [Position: Power Steering; ] |
| 1989 | Mazda | MX-6 | GT (2.2L L4 GAS Turbocharged) | FITMENT NOTES: [Position: Power Steering; ] |
| 1989 | Mazda | MX-6 | GT 4WS (2.2L L4 GAS Turbocharged) | FITMENT NOTES: [Position: Power Steering; ] |
| 1989 | Mazda | MX-6 | LX (2.2L L4) | FITMENT NOTES: [Position: Power Steering; ] |
| 1990 | Ford | Probe | GL (2.2L 133cid L4 GAS) | FITMENT NOTES: [Position: Power Steering; ] |
| 1990 | Ford | Probe | GT (2.2L 133cid L4 GAS Turbocharged) | FITMENT NOTES: [Position: Power Steering; ] |
| 1990 | Mazda | 626 | DX (2.2L L4) | FITMENT NOTES: [Position: Power Steering; ] |
| 1990 | Mazda | 626 | GT (2.2L L4 GAS Turbocharged) | FITMENT NOTES: [Position: Power Steering; ] |
| 1990 | Mazda | 626 | LX (2.2L L4) | FITMENT NOTES: [Position: Power Steering; ] |
| 1990 | Mazda | MX-6 | DX (2.2L L4) | FITMENT NOTES: [Position: Power Steering; ] |
| 1990 | Mazda | MX-6 | GT (2.2L L4 GAS Turbocharged) | FITMENT NOTES: [Position: Power Steering; ] |
| 1990 | Mazda | MX-6 | GT 4WS (2.2L L4 GAS Turbocharged) | FITMENT NOTES: [Position: Power Steering; ] |
| 1990 | Mazda | MX-6 | LX (2.2L L4) | FITMENT NOTES: [Position: Power Steering; ] |
| 1991 | Ford | Probe | Base (2.2L 133cid L4 GAS) | FITMENT NOTES: [Position: Power Steering; ] |
| 1991 | Ford | Probe | GL (2.2L 133cid L4 GAS) | FITMENT NOTES: [Position: Power Steering; ] |
| 1991 | Ford | Probe | GT (2.2L 133cid L4 GAS Turbocharged) | FITMENT NOTES: [Position: Power Steering; ] |
| 1991 | Mazda | 626 | DX (2.2L L4) | FITMENT NOTES: [Position: Power Steering; ] |
| 1991 | Mazda | 626 | GT (2.2L L4 GAS Turbocharged) | FITMENT NOTES: [Position: Power Steering; ] |
| 1991 | Mazda | 626 | LE (2.2L L4) | FITMENT NOTES: [Position: Power Steering; ] |
| 1991 | Mazda | 626 | LX (2.2L L4) | FITMENT NOTES: [Position: Power Steering; ] |
| 1991 | Mazda | MX-6 | DX (2.2L L4) | FITMENT NOTES: [Position: Power Steering; ] |
| 1991 | Mazda | MX-6 | GT (2.2L L4 GAS Turbocharged) | FITMENT NOTES: [Position: Power Steering; ] |
| 1991 | Mazda | MX-6 | LE (2.2L L4) | FITMENT NOTES: [Position: Power Steering; ] |
| 1991 | Mazda | MX-6 | LX (2.2L L4) | FITMENT NOTES: [Position: Power Steering; ] |
| 1992 | Ford | Probe | Base (2.2L 133cid L4 GAS) | FITMENT NOTES: [Position: Power Steering; ] |
| 1992 | Ford | Probe | GL (2.2L 133cid L4 GAS) | FITMENT NOTES: [Position: Power Steering; ] |
| 1992 | Ford | Probe | GT (2.2L 133cid L4 GAS Turbocharged) | FITMENT NOTES: [Position: Power Steering; ] |
| 1992 | Mazda | 626 | DX (2.2L L4) | FITMENT NOTES: [Position: Power Steering; ] |
| 1992 | Mazda | 626 | LX (2.2L L4) | FITMENT NOTES: [Position: Power Steering; ] |
| 1992 | Mazda | MX-3 | GS (1.8L V6) | FITMENT NOTES: [Position: Air Conditioning, Alternator and Idler; ] |
| 1992 | Mazda | MX-6 | DX (2.2L L4) | FITMENT NOTES: [Position: Power Steering; ] |
| 1992 | Mazda | MX-6 | GT (2.2L L4 GAS Turbocharged) | FITMENT NOTES: [Position: Power Steering; ] |
| 1992 | Mazda | MX-6 | LX (2.2L L4) | FITMENT NOTES: [Position: Power Steering; ] |
| 1993 | Ford | Probe | GT (2.5L V6) | FITMENT NOTES: [Position: Air Conditioning, Alternator and Idler; ] |
| 1993 | Mazda | 626 | ES (2.5L V6) | FITMENT NOTES: [Position: Air Conditioning, Alternator and Idler; ] |
| 1993 | Mazda | MX-3 | GS (1.8L V6) | FITMENT NOTES: [Position: Air Conditioning, Alternator and Idler; ] |
| 1993 | Mazda | MX-3 | SE (1.8L V6) | FITMENT NOTES: [Position: Air Conditioning, Alternator and Idler; ] |
| 1993 | Mazda | MX-6 | LS (2.5L V6) | FITMENT NOTES: [Position: Air Conditioning, Alternator and Idler; ] |
| 1994 | Ford | Probe | GT (2.5L V6) | FITMENT NOTES: [Position: Air Conditioning, Alternator and Idler; ] |
| 1994 | Mazda | 626 | ES (2.5L V6) | FITMENT NOTES: [Position: Air Conditioning, Alternator and Idler; ] |
| 1994 | Mazda | 626 | LX (2.5L V6) | FITMENT NOTES: [Position: Air Conditioning, Alternator and Idler; ] |
| 1994 | Mazda | MX-3 | GS (1.8L V6) | FITMENT NOTES: [Position: Alternator and Air Conditioning; ] |
| 1994 | Mazda | MX-6 | LS (2.5L V6) | FITMENT NOTES: [Position: Air Conditioning, Alternator and Idler; ] |
| 1995 | Ford | Probe | GT (2.5L V6) | FITMENT NOTES: [Position: Air Conditioning, Alternator and Idler; ] |
| 1995 | Mazda | 626 | ES (2.5L V6) | FITMENT NOTES: [Position: Air Conditioning, Alternator and Idler; ] |
| 1995 | Mazda | 626 | LX (2.5L V6) | FITMENT NOTES: [Position: Air Conditioning, Alternator and Idler; ] |
| 1995 | Mazda | MX-6 | LS (2.5L V6) | FITMENT NOTES: [Position: Air Conditioning, Alternator and Idler; ] |
| 1996 | BMW | 740iL | Base (4.4L V8) | FITMENT NOTES: [Position: Air Conditioning and Tensioner; ] |
| 1996 | BMW | 840Ci | Base (4.4L V8) | FITMENT NOTES: [Position: Air Conditioning and Tensioner; ] |
| 1996 | Ford | Probe | GT (2.5L V6) | FITMENT NOTES: [Position: Air Conditioning, Alternator and Idler; ] |
| 1996 | Mazda | 626 | ES (2.5L V6) | FITMENT NOTES: [Position: Air Conditioning, Alternator and Idler; ] |
| 1996 | Mazda | 626 | LX (2.5L V6) | FITMENT NOTES: [Position: Air Conditioning, Alternator and Idler; ] |
| 1996 | Mazda | MX-6 | LS (2.5L V6) | FITMENT NOTES: [Position: Air Conditioning, Alternator and Idler; ] |
| 1996 | Mazda | MX-6 | M Edition (2.5L V6) | FITMENT NOTES: [Position: Air Conditioning, Alternator and Idler; ] |
| 1997 | BMW | 840Ci | Base (4.4L V8) | FITMENT NOTES: [Position: Air Conditioning and Tensioner; ] |
| 1997 | Ford | Probe | GT (2.5L V6) | FITMENT NOTES: [Position: Air Conditioning, Alternator and Idler; ] |
| 1997 | Mazda | 626 | ES (2.5L V6) | FITMENT NOTES: [Position: Air Conditioning, Alternator and Idler; ] |
| 1997 | Mazda | 626 | LX (2.5L V6) | FITMENT NOTES: [Position: Air Conditioning, Alternator and Idler; ] |
| 1997 | Mazda | MX-6 | LS (2.5L V6) | FITMENT NOTES: [Position: Air Conditioning, Alternator and Idler; ] |
| 1998 | Mazda | 626 | ES (2.5L V6) | FITMENT NOTES: [Position: Air Conditioning, Alternator and Idler; ] |
| 1998 | Mazda | 626 | LX (2.5L V6) | FITMENT NOTES: [Position: Air Conditioning, Alternator and Idler; ] |
| 1999 | Mazda | 626 | ES (2.5L V6) | FITMENT NOTES: [Position: Air Conditioning, Alternator and Idler; ] |
| 1999 | Mazda | 626 | LX (2.5L V6) | FITMENT NOTES: [Position: Air Conditioning, Alternator and Idler; ] |
| 2000 | Mazda | 626 | ES (2.5L V6) | FITMENT NOTES: [Position: Air Conditioning, Alternator and Idler; ] |
| 2000 | Mazda | 626 | LX (2.5L V6) | FITMENT NOTES: [Position: Air Conditioning, Alternator and Idler; ] |
| 2001 | Mazda | 626 | ES (2.5L V6) | FITMENT NOTES: [Position: Air Conditioning, Alternator and Idler; ] |
| 2001 | Mazda | 626 | LX (2.5L V6) | FITMENT NOTES: [Position: Air Conditioning, Alternator and Idler; ] |
| 2002 | Mazda | 626 | ES (2.5L V6) | FITMENT NOTES: [Position: Air Conditioning, Alternator and Idler; ] |
| 2002 | Mazda | 626 | LX (2.5L V6) | FITMENT NOTES: [Position: Air Conditioning, Alternator and Idler; ] |
Frequently Asked Questions
Does this part fit my vehicle?
Use the Year/Make/Model selector at the top of the page.
If unsure, contact us — we respond within minutes.
Is this part new or used?
All parts are brand-new, factory-fresh, and never used.
Does this include hardware?
If included, it will appear in the product images or description.
If not listed, assume hardware is not included.
What if the part doesn’t fit?
No problem — we offer free returns on items that do not fit your vehicle.
What warranty does this part come with?
Every part includes a 1-year warranty.
How fast do you ship?
Orders before 3 PM EST ship the same day.



