21454478 V-Ribbed Belt | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta Engine Accessory V-Ribbed Belt - Part Number: 21454478

A genuine multi-rib accessory belt used to drive the specified alternator, coolant pump, fan or auxiliary component.

⚙️ Key Features

• Multi-ribbed high-grip profile

• Heat- and oil-resistant belt construction

• Correct OEM effective length

• Designed for continuous engine service

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 21454478 → Supersedes 21084237

OEM / Related Numbers:

• 21454478

• 21084237 - Earlier belt

Aftermarket / Verified Equivalents:

• No aftermarket equivalent

🚤 Compatibility

• Volvo Penta engines originally using belt 21084237 or 21454478

• Confirm pulley layout, alternator configuration and installed accessories

🔌 Function

The belt transfers crankshaft rotation to the connected engine accessories.

Common signs of failure or damage:

• Cracking between ribs

• Glazed or polished belt surface

• Squealing

• Frayed edges

• Belt dust around pulleys

• Reduced charging or cooling performance

• Repeated tension loss

📦 Condition

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging