OE Quality
60-Day Returns

Dayco 5050450 Serpentine Belt
Durable Dayco Serpentine Belt for Chevrolet and Honda Vehicles
The Dayco 5050450 serpentine belt is engineered to provide reliable performance for a range of vehicles including Chevrolet Camaro, Honda Fit, and Dodge Colt. Constructed with EPDM material reinforced with aramid fibers, this belt offers enhanced durability and resistance to wear under various operating conditions.
- Material: EPDM with aramid reinforcement for strength and longevity
- Top Width: 0.68 inches
- Effective Length: 45.00 inches (1143.00 mm)
- Outside Circumference: Approximately 45.66 inches (1159.77 mm)
- Rib Quantity: 5 ribs with a straight rib profile
- Cross Section: K-section design for optimal fit and performance
- Operating Temperature Range: -45°F to 212°F (-42.7°C to 100°C)
- Meets SAE J1459 and SAE J2432 standards
Technical Overview of Dayco 5050450 Serpentine Belt
This serpentine belt features a K-section cross section with five straight ribs, designed to maintain consistent contact with pulleys and reduce slippage. The EPDM compound combined with aramid reinforcement enhances resistance to heat, ozone, and mechanical stress, making it suitable for accessory drive systems in vehicles such as the Pontiac Firebird and Mitsubishi Expo LRV. The belt’s standard rib depth ensures compatibility with factory pulley systems, while its precise dimensions support proper tension and alignment.
Compatible Vehicles and Applications
The Dayco 5050450 serpentine belt is compatible with multiple makes and models, including Chevrolet Camaro, Dodge Colt, Fiat 500, GMC P30, Honda Fit, Mitsubishi Expo LRV, Oldsmobile Cutlass Calais, Pontiac Firebird, and various GMC heavy-duty models like P3500, R3500, and V3500. This belt is designed for accessory drive belt systems, helping to power components such as the alternator, power steering pump, and air conditioning compressor.
- Prevents belt slippage and squealing noises
- Resolves premature belt wear and cracking
- Maintains proper accessory drive tension
- Reduces risk of overheating due to belt failure
- Ensures consistent power delivery to engine accessories
Installation Notes and Tips
When installing the Dayco 5050450 serpentine belt, ensure the belt routing matches the vehicle’s accessory drive diagram. Inspect pulleys and tensioners for wear or damage before installation. Proper tension adjustment is critical to avoid premature belt wear or noise. Use a belt tension gauge if available, and verify that the belt ribs align correctly with pulley grooves.
Quality Assurance and Standards Compliance
Dayco 5050450 serpentine belts comply with SAE J1459 and SAE J2432 standards, ensuring consistent quality and performance. The EPDM and aramid reinforced construction provides durability across a wide temperature range from -45°F to 212°F. While specific warranty details are not provided, Dayco products are manufactured to meet rigorous OEM specifications for reliable service life.
| Brand | Dayco |
|---|---|
| Part Number | 5050450 |
| Color | Black |
| Cross Section | K-Section |
| Effective Length | 45.00 |
| Effective Length | 1143.00 |
| Material | EPDM, Aramid Reinforced |
| Maximum Operating Temperature | 100 |
| Maximum Operating Temperature | 212 |
| Minimum Operating Temperature | -45 |
| Minimum Operating Temperature | -42.7 |
| Outside Circumference | 45.66 |
| Outside Circumference | 1159.77 |
| Rib Depth | Standard |
| Rib Profile | Straight Rib |
| Rib Quantity | 5 |
| Standards | SAE J1459, SAE J2432 |
| Top Width | .68 |
This part fits 32 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2017 | Fiat | 500 | 1.4L | L4 | Main Drive | w/o A.C. |
| 2016 | Fiat | 500 | 1.4L | L4 | Main Drive | w/o A.C. |
| 2015 | Fiat | 500 | -L | -- | Main Drive | |
| 2014 | Fiat | 500 | -L | -- | Main Drive | |
| 2013 | Fiat | 500 | -L | -- | Main Drive | |
| 2012 | Fiat | 500 | N/A | w/A.C. | ||
| 2008 | Honda | Fit | Main Drive | |||
| 2007 | Honda | Fit | Main Drive | |||
| 1994 | Mitsubishi | Expo LRV | 1.8L | L4 | Power Steering, Air Conditioning and Idler | |
| 1993 | Chevrolet | P30 | 5.7L | V8 | Fan and Alternator | w/120 Amp Alt. |
| 1993 | GMC | P3500 | 5.7L | V8 | Fan and Alternator | w/120 Amp Alt. |
| 1993 | Mitsubishi | Expo LRV | 1.8L | L4 | Power Steering, Air Conditioning and Idler | |
| 1992 | Dodge | Colt | 1.8L | L4 | Power Steering, Air Conditioning and Idler | |
| 1992 | Mitsubishi | Expo LRV | Power Steering, Air Conditioning and Idler | |||
| 1991 | Chevrolet | P30 | 5.7L | V8 | Fan and Alternator | w/120 Amp Alt. |
| 1991 | Chevrolet | R3500 | 5.7L | V8 | Fan and Alternator | w/120 Amp Alt. |
| 1991 | Chevrolet | V3500 | 5.7L | V8 | Fan and Alternator | w/120 Amp Alt. |
| 1991 | GMC | P3500 | 5.7L | V8 | Fan and Alternator | w/120 Amp Alt. |
| 1991 | GMC | R3500 | 5.7L | V8 | Fan and Alternator | w/120 Amp Alt. |
| 1991 | GMC | V3500 | 5.7L | V8 | Fan and Alternator | w/120 Amp Alt. |
| 1991 | Oldsmobile | Cutlass Calais | 2.3L | L4 | Air Conditioning, Alternator and Tensioner | |
| 1991 | Pontiac | Grand Am | 2.3L | L4 | Air Conditioning, Alternator and Tensioner | |
| 1990 | Chevrolet | R3500 | 5.7L | V8 | Fan and Alternator | 45 In. Belt; w/120 Amp Alt. |
| 1990 | Chevrolet | V3500 | 5.7L | V8 | Fan and Alternator | 45 In. Belt; w/120 Amp Alt. |
| 1990 | GMC | R3500 | 5.7L | V8 | Fan and Alternator | w/120 Amp Alt. |
| 1990 | GMC | V3500 | 5.7L | V8 | Fan and Alternator | w/120 Amp Alt. |
| 1990 | Oldsmobile | Cutlass Calais | 2.3L | L4 | Air Conditioning, Alternator and Tensioner | |
| 1990 | Pontiac | Grand Am | 2.3L | L4 | Air Conditioning, Alternator and Tensioner | |
| 1986 | Chevrolet | Camaro | 5.0L | V8 | Alternator and Water Pump | |
| 1986 | Pontiac | Firebird | 5.0L | V8 | Alternator and Water Pump | |
| 1985 | Chevrolet | Camaro | 5.0L | V8 | Alternator and Water Pump | |
| 1985 | Pontiac | Firebird | 5.0L | V8 | Alternator and Water Pump |
* 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.