Engineered to meet or exceed Yamaha's sealing standards, this Winderosa Branded Complete Gasket Kit provides a comprehensive, aftermarket replacement solution for the Yamaha YFM125 Grizzly engines. Designed for reliable engine rebuilds, the kit delivers the gaskets and seals needed to restore compression and seal integrity across the Yamaha YFM125 Grizzly models from 2004 through 2013. Built for straightforward installation, it helps maintain engine performance and longevity by reducing leaks and ensuring proper mating surfaces stay sealed under load.

Comprehensive Vehicle Fitment

*Fitment confirmed for Yamaha YFM125 Grizzly (2004-2013) and YFA1 Breeze 125 (1991-2004) models through multiple aftermarket suppliers .*

Product Specifications

 

Aftermarket Cross-Reference Information

*Aftermarket cross-reference numbers are provided for reference purposes only. These part numbers are confirmed for YFM125 Grizzly and YFA1 Breeze models through multiple aftermarket suppliers . Always verify fitment using your machine's exact model, year, and original part number before ordering.*

What's Included

Based on standard complete gasket kits for the YFM125 engine, this Winderosa kit typically includes:

• Cylinder head gasket

• Cylinder base gasket

• Valve cover gasket

• Crankcase gaskets

• Clutch cover gaskets

• Magneto / stator cover gaskets

• Water pump seals and gaskets

• Intake and exhaust gaskets

• Valve stem seals

• Ignition cover gasket

• All necessary O-rings, oil seals, and drain plug washers for a complete engine and transmission rebuild

Note: Winderosa complete gasket kits include all required seal kits, repair kits, engine gaskets for the bottom end crankshaft area, fuel pump, water pump, plus all valve seals and oil seals for complete engine refurbishment .

Why Choose This Winderosa Complete Gasket Kit?

• Winderosa Quality: Winderosa is one of the most popular brands in the powersports industry, offering high-quality engine parts and OEM upgrades. Their complete gasket kits are trusted by factory teams in the USA and are manufactured to meet strict quality standards .

• Direct-Fit Compatibility: Precision-engineered for Yamaha YFM125 Grizzly (2004–2013) and YFA1 Breeze 125 (1991–2004) models, with confirmed fitment across the full production span .

• Proven Aftermarket Support: Multiple respected aftermarket brands validate compatibility:

  • Outlaw Racing constructs gaskets from advanced materials including Stainless Steel, Fluoroviton and Teflon to exceed OEM specifications

  • Moose Racing offers top-end gasket sets made in the USA with high-tech materials for superior reliability

  • Vertex provides ignition cover gaskets manufactured from factory materials and specs

• Premium Materials: Outlaw Racing gaskets are made to exact OEM specs but with better materials including Stainless Steel, Fluoroviton and Teflon to last longer and keep your engine running stronger .

• Complete Overhaul Solution: Unlike top-end only kits, this complete gasket set includes everything needed for a full engine and transmission rebuild, including all seal kits, repair kits, engine gaskets for the bottom end crankshaft area, fuel pump, water pump, plus all valve seals and oil seals .

Installation Notes:

• Ensure all mating surfaces are clean and free from old gasket material before installation.

• Follow manufacturer torque specifications and tightening sequences for cylinder head bolts and case fasteners.

• Use new gaskets only—do not reuse old gaskets once removed.

• After installation, run the engine and check for any signs of leaks.

• No trimming or modification is required for proper fit .

Why Upgrade?
Worn or damaged gaskets can cause compression loss, oil leaks, and contamination—leading to poor performance and potential engine damage. Restore your Yamaha YFM125 Grizzly engine's sealing integrity with this quality Winderosa aftermarket complete gasket set, designed to keep you riding with confidence.

Order your complete gasket kit today and get back on the trail with confidence.