Yamaha OEM rear muffler gasket Yamaha DT 125, built 1999-2006

This original Yamaha exhaust gasket (gasket, muffler) ensures a clean and tight connection in your motorcycle's exhaust system.
It prevents unwanted exhaust or air leaks, helps maintain performance, and ensures quiet operation—all in proven OEM quality.

Technical data

• Original Yamaha part
• Part number: 4FU-14714-10-00 (abbreviated 4FU147141000)
• Type: Gasket for muffler
• Material: High-quality heat-resistant sealant / metal/graphite layer
• Function: Sealing between exhaust flange and muffler unit
• Delivery condition: Single sealing ring / gasket without fastening or mounting hardware

Compatibility

• Suitable for various Yamaha models with a matching exhaust flange (e.g., certain 125 cm³ models, off-road and enduro series) — please check the year of manufacture, engine number, and flange type before ordering.

Scope of delivery

• 1 × exhaust gasket (OEM No. 4FU-14714-10-00)

Installation & usage instructions

• Before installation, completely remove the old gasket and any residue from the flange area.
• Clean and level the flange surfaces and deburr them slightly if necessary
• Position the new gasket correctly, bring the flanges together and tighten the screws to the specified torque
• After installation, check for leaks (e.g., change in noise, soot formation).
• In case of visible damage, deformation, or material fatigue: replacement with this original seal is recommended

Categorized in:

• Spare Parts
• Parts > Rear silencer, spare parts & accessories > Exhaust Spare Parts