OE Quality
60-Day Returns

Dayco 5050368 Serpentine Belt - Air Conditioning, Air Conditioning and Tensioner or Alternator
Reliable Serpentine Belt for Acura, Audi, and Volkswagen Vehicles
The Dayco 5050368 serpentine belt is engineered to provide consistent performance for select Acura, Audi, and Volkswagen models. Designed with durable EPDM material reinforced with aramid, this belt ensures long-lasting operation under various temperature conditions.
- Constructed from EPDM with aramid reinforcement for enhanced durability
- Top width of 0.68 inches and 5 ribs with a straight rib profile
- Effective length options of 36.81 inches (934.98 mm) and outside circumference up to 37.47 inches (951.74 mm)
- K-section cross section designed for optimal fit and function
- Operates reliably between -45°C to 212°F (maximum operating temperature)
- Meets SAE J1459 and SAE J2432 industry standards
Durable Construction and Precise Specifications
The Dayco 5050368 serpentine belt features a K-section cross section with a standard rib depth and straight rib profile, providing consistent contact with pulleys to reduce slippage and wear. Its EPDM (ethylene propylene diene monomer) material combined with aramid reinforcement offers resistance to heat, ozone, and wear, making it suitable for demanding engine environments. The belt’s black color and 5-rib design ensure compatibility with accessory drive systems in vehicles such as the Acura Legend, RL, TL, Audi TT RS Quattro, and Volkswagen Beetle, Golf, Jetta, and Passat.
Compatible Vehicles and Applications
This serpentine belt is compatible with a range of Acura, Audi, and Volkswagen models, including:
- Acura Legend, RL, TL
- Audi TT RS Quattro
- Volkswagen Beetle, Golf, Jetta, Passat
It is designed to replace worn or damaged accessory drive belts, ensuring proper operation of alternators, power steering pumps, air conditioning compressors, and other engine-driven accessories.
Common Issues Addressed by This Serpentine Belt
- Eliminates belt slippage and squealing noises
- Prevents premature belt wear and cracking
- Maintains proper tension and alignment in accessory drive systems
- Reduces risk of overheating due to belt failure
- Ensures consistent power delivery to engine accessories
Installation Notes and Tips
When installing the Dayco 5050368 serpentine belt, verify the correct belt routing according to the vehicle’s service manual. Inspect pulleys and tensioners for wear or damage before installation to ensure optimal belt performance. Use appropriate tools to maintain proper tension and avoid over-tightening, which can reduce belt life.
Quality Assurance and Standards Compliance
The Dayco 5050368 serpentine belt meets SAE J1459 and SAE J2432 standards, reflecting its compliance with industry requirements for accessory drive belts. Manufactured with quality materials and reinforced construction, this belt is designed to provide reliable service within its specified operating temperature range. While no specific warranty information is provided, Dayco products are generally recognized for their adherence to automotive quality standards.
| Brand | Dayco |
| Part Number | 5050368 |
| Material | Epdm, aramid reinforced |
| Top Width | .68 |
| Color | Black |
| Effective Length | 36.81 |
| Effective Length | 934.98 |
| Outside Circumference | 37.47 |
| Outside Circumference | 951.74 |
| Rib Quantity | 5 |
| Cross Section | K-section |
| Maximum Operating Temperature | 100 |
| Maximum Operating Temperature | 212 |
| Minimum Operating Temperature | -42.7 |
| Minimum Operating Temperature | -45 |
| Rib Depth | Standard |
| Rib Profile | Straight rib |
| Standards | Sae j1459, sae j2432 |
This part fits 35 vehicles. Search below:
| Year | Make | Model | Body Type | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2014 | Volkswagen | Beetle | 2.5L | L5 | Air Conditioning and Tensioner | ||
| 2014 | Volkswagen | Passat | 2.5L | L5 | Air Conditioning | ||
| 2013 | Volkswagen | Beetle | 2.5L | L5 | Air Conditioning and Tensioner | ||
| 2013 | Volkswagen | Golf | 2.5L | L5 | Air Conditioning and Tensioner | ||
| 2013 | Volkswagen | Jetta | Sedan | 2.5L | L5 | Air Conditioning and Tensioner | |
| 2013 | Volkswagen | Passat | 2.5L | L5 | Air Conditioning and Tensioner | ||
| 2012 | Audi | TT RS Quattro | Air Conditioning | ||||
| 2012 | Volkswagen | Beetle | 2.5L | L5 | Air Conditioning and Tensioner | ||
| 2012 | Volkswagen | Golf | 2.5L | L5 | Air Conditioning and Tensioner | ||
| 2012 | Volkswagen | Jetta | Sedan | 2.5L | L5 | Air Conditioning and Tensioner | |
| 2012 | Volkswagen | Passat | 2.5L | L5 | Air Conditioning and Tensioner | ||
| 2011 | Volkswagen | Golf | 2.5L | L5 | Air Conditioning and Tensioner | ||
| 2011 | Volkswagen | Jetta | Sedan | 2.5L | L5 | Air Conditioning and Tensioner | |
| 2010 | Volkswagen | Beetle | 2.5L | L5 | Air Conditioning and Tensioner | ||
| 2009 | Volkswagen | Beetle | 2.5L | L5 | Air Conditioning and Tensioner | ||
| 2008 | Volkswagen | Beetle | 2.5L | L5 | Air Conditioning and Tensioner | ||
| 2007 | Volkswagen | Beetle | 2.5L | L5 | Air Conditioning and Tensioner | ||
| 2006 | Volkswagen | Beetle | 2.5L | L5 | Air Conditioning and Tensioner | ||
| 2004 | Acura | RL | Alternator | ||||
| 2003 | Acura | RL | Alternator | ||||
| 2002 | Acura | RL | Alternator | ||||
| 2001 | Acura | RL | Alternator | ||||
| 2000 | Acura | RL | Alternator | ||||
| 1999 | Acura | RL | Alternator | ||||
| 1998 | Acura | RL | Alternator | ||||
| 1998 | Acura | TL | 3.2L | V6 | Alternator | ||
| 1997 | Acura | RL | Alternator | ||||
| 1997 | Acura | TL | 3.2L | V6 | Alternator | ||
| 1996 | Acura | RL | Alternator | ||||
| 1996 | Acura | TL | 3.2L | V6 | Alternator | ||
| 1995 | Acura | Legend | Alternator | ||||
| 1994 | Acura | Legend | Alternator | ||||
| 1993 | Acura | Legend | Alternator | ||||
| 1992 | Acura | Legend | Alternator | ||||
| 1991 | Acura | Legend | Alternator |
* 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.