54160-90J20 Lower Mount | Genuine Used Part

🔧 Product Description

Genuine Suzuki / Johnson 90HP-140HP Lower Rubber Mount - Part Numbers: 54160-90J20 / 5033844

A genuine Suzuki lower engine mount also supplied by BRP for Suzuki-manufactured Johnson and Evinrude four-stroke outboards. Suzuki number 54160-90J20 and BRP number 5033844 identify the cross-brand OEM mount used in original-generation and later DF90, DF100, DF115 and DF140 midsections. Two mounts are normally fitted per engine.

⚙️ Key Features

• Genuine Suzuki OEM lower mount
• Johnson / BRP cross-reference 5033844
• Correct Suzuki number 54160-90J20
• Used on selected 90HP-140HP four-strokes
• Two mounts normally required per engine

🚤 Compatibility

• Suzuki DF90 original-generation and selected DF90A / later configurations
• Suzuki DF100 and DF100A / DF100B variants where listed
• Suzuki DF115, DF115A, DF115B and DF115AST families
• Suzuki DF140, DF140A, DF140B and related standard / counter-rotation variants
• Suzuki-manufactured Johnson / Evinrude 90HP, 115HP and 140HP four-strokes using 5033844
• Documented application period: approximately 2002-2024 and later catalogues
• Representative examples include 2004 DF140 VIN 14001Z-421001, 2007 DF140 serial 14001F-782178, 2016 DF140 VIN 14003F-610001 and 2021 DF115AST VIN 11504F-140001

🔌 Function

The pair of lower mounts supports the engine in the driveshaft housing, absorbs vibration and controls movement caused by propeller thrust, steering and gear engagement.

⚠️ Common Signs of Failure

• Rubber separates from the metal core
• Engine clunks during acceleration or shifting
• Excessive side movement develops
• Mount bolt or sleeve corrodes
• Lower covers become damaged
• Vibration increases through the transom

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 54160-90J20 is the current long-running Suzuki mount reference
• 5033844 is the verified Johnson / Evinrude cross-brand OEM equivalent
• The Suzuki and BRP numbers are equivalents rather than a supersession chain
• No later universal Suzuki supersession has been verified

OEM / Related Numbers

• 54160-90J20
• 54160-90J20-000
• BRP / Johnson 5033844
• 54130-90J40 related upper mount
• 54166-90J11 lower-mount bolt
• 54221-90J02-0EP related lower mount cover
• Related dampers, washers and nuts

Aftermarket / Verified Equivalents

• No verified branded new aftermarket lower mount
• Genuine Suzuki 54160-90J20 and BRP 5033844 are direct cross-brand equivalents
• Used or refurbished mount sets are available from specialist marine dismantlers
• Generic rubber mounts are not direct replacements

📦 Condition

• Genuine used part
• Removed from running engine where applicable
• In good working condition unless otherwise stated