20459042 Pinion | Genuine Volvo Penta Part

🔧 Product Description

A genuine Volvo Penta pinion used in the starter-drive assembly. It is supplied as an individual service component under part number 20459042 and is intended to restore the original fit, alignment, sealing, support or operating function of the specified assembly. This listing supplies the named part only; adjoining components shown in an parts list for your engine are serviced separately unless explicitly stated.

🚤 Compatibility

Typically suits:

• Volvo Penta TD720GE
• Volvo Penta TD520GE
• Volvo Penta TAD620VE
• Volvo Penta TAD720GE
• Volvo Penta TAD720VE
• Volvo Penta TAD721GE
• Volvo Penta TAD721VE
• Volvo Penta TAD722GE
• Volvo Penta TAD722VE
• Volvo Penta TAD420VE
• Volvo Penta TAD520GE
• Volvo Penta TAD520VE

• Engine Family: TD, TAD

⚙️ Key Features

• Starter pinion engaging the flywheel ring gear
• 0.611 kg
• Listed for 12 fitments across the TD and TAD series

🔌 Function

Engages the starter motor with the flywheel ring gear to crank the engine.

⚠️ Common Signs of Failure

• Gear teeth are chipped, pitted or unevenly worn
• Whining, knocking or grinding develops during operation
• Backlash or end movement exceeds the service limit
• The driven component slips, binds or loses correct timing
• Metal particles appear in the surrounding lubricant or housing

🛠️ Service Notes

• Inspect the flywheel ring gear teeth at the same time, as a chewed pinion usually means the ring gear has taken damage too

📦 Condition

• Genuine Volvo Penta part
• Brand new
• Supplied in original or equivalent packaging