
Roadmax 6K390AP Serpentine Belt - Fan and Air Conditioning
Reliable Serpentine Belt for Ford Ranger Vehicles
The Roadmax 6K390AP Automotive V-Ribbed Belt (Standard) is engineered to provide consistent performance for Ford Ranger models. Designed with durable materials and precise dimensions, this serpentine belt ensures efficient power transmission to your vehicle's accessory systems.
- Constructed from EPDM material for enhanced durability and heat resistance
- Features 6 ribs for optimal grip and smooth operation
- Top width measures 20 mm (.807 inches) for precise fitment
- Effective length of 994 mm (39.13 inches) to match OEM specifications
- Polyester cord material for added tensile strength and flexibility
- Cross section designation K, compatible with standard automotive accessory drive systems
About the Roadmax Automotive V-Ribbed Belt (Standard) Line
The Automotive V-Ribbed Belt (Standard) product line by Roadmax focuses on delivering serpentine belts that meet standard OEM requirements for accessory drive systems. This line emphasizes material quality and dimensional accuracy to maintain reliable engine accessory function, making it suitable for vehicles like the Ford Ranger that require precise belt specifications.
Product Details and Specifications
The Roadmax 6K390AP serpentine belt is made from EPDM, a synthetic rubber known for its resistance to heat, ozone, and wear, which contributes to longer service life. The belt’s 6-rib design ensures consistent contact with pulleys, reducing slippage and noise. With a top width of 20 mm (.807 inches) and an effective length of 994 mm (39.13 inches), this belt matches the exact dimensions needed for proper fitment on Ford Ranger models. The polyester cord embedded within the belt provides strength and flexibility, supporting the belt’s structural integrity under varying engine loads.
Compatible Applications and Common Issues Addressed
- Replacement for worn or cracked serpentine belts on Ford Ranger vehicles
- Resolves belt slippage causing accessory malfunctions such as alternator or power steering issues
- Addresses belt noise due to glazing or improper tension
- Prevents overheating problems linked to failing accessory drive belts
- Maintains proper operation of engine-driven components by ensuring consistent belt tension
Installation Notes and Tips
When installing the Roadmax 6K390AP serpentine belt, ensure the belt routing matches the vehicle’s belt diagram. Inspect pulleys and tensioners for wear or damage before installation to avoid premature belt failure. Proper tensioning is critical; use a belt tension gauge or follow manufacturer torque specifications for tensioner adjustment. Regular inspection after installation is recommended to monitor belt condition and performance.
Quality Assurance and Warranty
Roadmax serpentine belts are manufactured to meet industry standards for material composition and dimensional accuracy. While specific warranty details are not provided, Roadmax products typically undergo quality control processes to ensure reliability and fitment compliance for Ford Ranger vehicles. For warranty information, refer to the product packaging or contact the manufacturer directly.
| Brand | Roadmax |
| Part Number | 6K390AP |
| Position | Automotive V-Ribbed Belt (Standard), Fan and Air Conditioning |
| Material | Epdm |
| Top Width | .807 |
| Top Width | 20 |
| Cord Material | Polyester |
| Cross Section Designation | K |
| Effective Length | 39.13 |
| Effective Length | 994 |
| Outside Circumference | 1008 |
| Outside Circumference | 39.7 |
| Type | Automotive v-ribbed belt (standard) |
| Rib Quantity | 6 |
This part fits 3 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|
| 1988 | Ford | Ranger | 2.3L | L4 | GAS | Fan and Air Conditioning | W/Factory Inst. A.C.; Available Until Stock Depleted; Automotive V-Ribbed Belt (Standard) |
| 1987 | Ford | Ranger | 2.3L | L4 | GAS | Fan and Air Conditioning | Available Until Stock Depleted; Automotive V-Ribbed Belt (Standard) |
| 1986 | Ford | Ranger | 2.0L | L4 | GAS | Fan and Air Conditioning | Available Until Stock Depleted; Automotive V-Ribbed Belt (Standard) |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.