ProX Top End Gasket Set Yamaha YFZ450R YFZ450X (2009-2025)
- Ships next business day
- 30-day hassle-free returns
- Call us: 541-668-7503
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Rebuild your Yamaha's top end with confidence using the ProX Top End Gasket Set. Engineered with precision and made from premium materials, this gasket kit includes everything needed to properly seal your cylinder, head, and valve cover during a top-end rebuild. ProX delivers OEM-quality fit and reliability, making it a trusted choice for performance and longevity.
✓ Fits:
- 2009-2025 Yamaha YFZ450R
- 2010-2011 Yamaha YFZ450X
✓ Features:
- Complete gasket kit for top-end rebuilds
- Precision-engineered for proper sealing
- OEM-quality fit and durability
- Designed for 4-stroke Yamaha YFZ450R and YFZ450X models
- Ideal for routine maintenance or performance rebuilds
✓ What's Included:
- Complete top end gasket set for Yamaha YFZ450R and YFZ450X
- Head gasket, base gasket, and valve cover gaskets
- Additional seals and O-rings required for top-end rebuild
Ships fast from DuneGoonShop!
📦 Shipping Information
In-stock items ship next business day. ModQuad parts dispatch Monday through Thursday.
Made-to-order and custom powder coat items show their lead time at the top of this page, right next to the truck icon. These are built fresh for you, so timing varies by brand and current backlog.
Need something by a specific date? Call us at 541-668-7503 before ordering and we will check stock and ETA on that exact part. We can often point you to an in-stock alternative from another distributor.
Questions? Contact us, we respond within 24 hours.