20940389 Gear | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta PTO Drive Gear - Part Number: 20940389

Precision rotating drive component used in the tad761ve flywheel housing, timing gear and pto drive assembly. It maintains the specified tooth or belt profile, offset and drive relationship.

⚙️ Key Features

• Manufactured to the original Volvo Penta dimensional and material specification

• Maintains correct fit, alignment and service access

• Designed for diesel-engine heat, vibration and operating load

• Direct replacement for a worn, damaged or missing original component

• Must be matched by part number, engine product and serial/configuration

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 20940389 (OEM catalogue reference)

OEM / Related Numbers:

• 20984433 idler gear

• 20923528 oil filter

• 20797188 retaining screw

• 20459941 plug

• 993605 gasket

• 995377 flange nut

• 20939127 hexagon screw

• PTO support, bearing, sleeve and drive-gear components

Aftermarket / Verified Equivalents:

• No aftermarket equivalent

🚤 Compatibility

Commonly used on:

• TAD761VE flywheel housing, timing gear and PTO drive assembly

Typically suits:

• Engine models:

• TAD761VE

• HP Range: Approximately 250-300 HP

• Engine Type: 7 L six-cylinder common-rail industrial diesel

• Year Range: Approximately 2000s-2010s

🔌 Function

Transfers timed or auxiliary rotational drive through the designated gear train while maintaining the specified mesh and centre distance.

Common signs of failure:

• Abnormal whine, rumble, knocking or vibration

• Excessive backlash, play, end float or runout

• Pitting, scoring, cracking or heat discolouration

• Belt/gear misalignment and accelerated adjoining wear

• Metal debris or lubricant contamination

📦 Condition

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging