21139409 Intermediate Plate | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta D9 Marine Transmission Intermediate Plate - Part Number: 21139409

Brand-new genuine Volvo Penta intermediate adapter plate used between the D9A2A engine/flywheel housing and the specified hydraulic reversing gear. The machined plate establishes the correct pilot diameter, bolt pattern and axial spacing for the transmission installation.

⚙️ Key Features

• Precision-machined engine-to-transmission adapter

• Maintains concentric alignment of the crankshaft and gearbox input

• Used with D9A2A reversing-gear installations

• Carries driveline reaction loads into the flywheel housing

• Plate only; coupling, gearbox and fasteners are separate

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 21139409 - Current OEM reference

OEM / Related Numbers:

• Volvo Penta 21139409

• VOE21139409

• Reversing gears 3839200 and 3839201

• Clutch flange 3828558

• Engine anchorage 21112925

Aftermarket / Verified Equivalents:

• No aftermarket equivalent

🚤 Compatibility

Commonly used on:

• D9A2A marine propulsion transmission mounting

Typically suits:

• Engine / drive models:

• D9A2A

• Engine Type: Volvo Penta D9 marine diesel with hydraulic reversing gear

• Year / Generation: D9A2A marine propulsion

🔌 Function

Adapts and centres the reversing gear to the engine while setting the required driveline spacing.

Common signs of failure:

• Transmission misalignment or coupling vibration

• Fretting around bolt holes

• Cracks or distortion

• Damaged pilot surface

• Repeated gearbox input-bearing or coupling wear

📦 Condition

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging