Dayco 22500 Accessory Drive Belt - Air Conditioning and Idler or Fan and Alternator

Overview of Dayco Accessory Drive Belt 22500 for Toyota Land Cruiser

The Dayco 22500 accessory drive belt is engineered for reliable performance in Toyota Land Cruiser vehicles. Made from a synthetic rubber compound, this belt is designed to withstand a wide range of operating temperatures while maintaining durability and flexibility.

• Material: Synthetic rubber compound for enhanced durability
• Top Width: 0.69 inches
• Effective Length: 50 inches (1270 mm)
• Outside Circumference: Approximately 50.64 inches (1286.26 mm)
• Belt Construction: Double cog design for improved flexibility and heat dissipation
• Operating Temperature Range: -37.2°C to 79.4°C (-35°F to 175°F)
• Standards: Complies with SAE J636 and SAE J637 specifications
• Color: Black
• Not a banded belt (Banded Belt: No)

Detailed Product Description

The Dayco 22500 accessory drive belt is specifically designed to meet the demands of Toyota Land Cruiser models. Its synthetic rubber compound construction ensures resistance to wear, heat, and environmental factors, making it suitable for long-term use. The double cog belt construction enhances flexibility, allowing the belt to maintain proper tension and alignment on pulleys, which reduces slippage and noise. With a top width of 0.69 inches and an effective length of 50 inches, this belt fits precisely within the accessory drive system of compatible Land Cruiser engines.

Applications and Problem Solving

This accessory drive belt is used to transfer power from the engine crankshaft to various components such as the alternator, power steering pump, and air conditioning compressor. It addresses several common issues:

• Prevents belt slippage and squealing noises
• Reduces premature belt wear and cracking
• Maintains consistent accessory performance under varying temperatures
• Ensures proper tension and alignment in the accessory drive system
• Helps avoid engine overheating by driving the cooling fan effectively

Installation Notes and Tips

When installing the Dayco 22500 accessory drive belt on a Toyota Land Cruiser, ensure the belt routing matches the vehicle’s service manual specifications. Inspect pulleys and tensioners for wear or damage before installation. Proper tension adjustment is critical to prevent belt slippage or excessive wear. It is recommended to replace the belt along with any worn tensioners or pulleys to maintain optimal system performance.

Quality Assurance and Warranty

Dayco accessory drive belts are manufactured to meet SAE J636 and J637 standards, ensuring compliance with industry quality and performance requirements. The synthetic rubber compound and double cog construction provide durability and heat resistance suitable for demanding automotive environments. Warranty coverage details should be confirmed with the product documentation or supplier.