VolvoEngine Parts

20939282 — Belt Tensioner 20939282 For Volvo Penta Engine Tad750Ve Tad760Ve Tad734Ge Tad750Ge Tad754Ge

This is an automatic belt tensioner that maintains optimal tension on the engine's accessory drive belt, ensuring reliable operation of components like the alternator and water pump. It is manufactured to Volvo's exacting standards, providing consistent tension unlike a worn or loose belt which can slip and overheat. Operators may observe a squealing noise from the belt area, premature belt wear, or a lack of charging system output if the tensioner fails.

Belt Tensioner 20939282 For Volvo Penta Engine Tad750Ve Tad760Ve Tad734Ge Tad750Ge Tad754Ge – Part No 20939282 – Volvo Spare Part
Part Specifications
BrandVolvo
CategoryEngine Parts
ConditionAftermarket — OEM Specification
DispatchSame-day from Mumbai (before 3 PM IST)
GST InvoiceAvailable — all orders
Export DocsCommercial invoice, packing list, COO

Compatible Models

Always verify with serial number before ordering.

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Installation & Application Notes

Inspect mating surfaces for wear before fitting. Use torque specs from service manual. Replace gaskets and seals as a set — reusing compressed gaskets causes oil leaks. Clean all oil passages with compressed air.

Always consult the OEM service manual for model-specific torque values and procedures. WhatsApp our technical team if you need fitment guidance.

Part TypeBelt Tensioner
MaterialSteel and spring mechanism
ApplicationAccessory drive belt system
Service LifeReplace every 1,000 hrs or with belt replacement
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

A failing belt tensioner often begins with an audible squealing or chirping sound from the engine's front, especially on startup. If left unaddressed, the belt can slip, leading to insufficient charging or cooling, and potentially causing the belt to break. The ultimate consequence is the loss of critical engine functions, leading to an immediate need for shutdown.

Installation Tip

Before installing, ensure the mounting surfaces are clean and free of debris to guarantee a proper seal. Avoid forcing the tensioner arm beyond its intended travel when installing the belt.

Service Note

Inspect the condition of the accessory drive belt and all pulleys for wear or damage when replacing the belt tensioner.