3584384 Gear | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta gear for the 1.57:1 ratio, from the Marine Propulsion group, listed for 21 applications across the D and HS series. The published weight is zero, so it gives no help in identifying the part - the ratio is what matters here.

🚤 Compatibility

• Engine Family: D, HS
• HP Range: 300-435 HP

Full model list at the end of this description.

⚙️ Key Features

• For the 1.57:1 ratio
• 21 applications across the D and HS series
• Published weight is missing, so order by ratio and number

🔌 Function

Meshes with its partner gear to give the drive its 1.57:1 reduction.

⚠️ Common Signs of Failure

• Whine or growl from the gearbox that changes with load
• Teeth chipped, pitted or with the hardened case worn through
• More backlash than there should be
• Bright metal or fine debris in the transmission oil
• Vibration that comes and goes with engine speed

🛠️ Service Notes

• Countershaft 3584385 is the other 1.57:1 part here, and the gears in this range are ratio-specific - 3584397 is 1.64:1, 3584401 is 2.01:1 and 3584405 is 2.49:1
• Confirm the ratio from the transmission plate rather than from the engine model
• Renew the bearings and check the mating gear for matching wear

📦 Condition

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

🔎 Full Model Compatibility

Typically suits:

• Volvo Penta D6-310I-D, D6-310I-E, D6-300I-F, D6-330I-C, D6-370I-C, D6-330I-D, D6-310I-C, D6-330I-F, D6-370I-F, D6-435I-C, D6-435I-D, D6-435I-E, D6-435I-F, D6-370I-D, D6-330I-E, D6-370I-E
• Volvo Penta D4-300I-C, D4-300I-D, D4-300I-E, D4-300I-F
• Volvo Penta HS80AE