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ProX 35.2439 Top End Gasket Set for Yamaha YFZ450R and YFZ450X

(2009-2026 Yamaha YFZ450R; 2009-2020 Yamaha YFZ450R SE; 2010-2011 Yamaha YFZ450X; 2010 Yamaha YFZ450X Bill Balance; 2011 Yamaha YFZ450X SE)

Part of: ProX Top End Gasket Yamaha Engine Seal Kit

Other options in this family: ProX 35.1421 ProX 35.6317 ProX 35.2450 ProX 35.1070 ProX 35.6429

Manufacturer

Picture for manufacturer ProX

Part Number

35.2439
6 reviews
Sale Price

$65.99

3 left at this price

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Usually delivered within 2 days

free shipping

FREE SHIPPING

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No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The ProX 35.2439 Top End Gasket Set provides a complete gasket solution for top end rebuilds on 2009-2010 Yamaha YFZ450R and 2010 YFZ450X ATVs. This comprehensive kit eliminates the hassle of ordering individual gaskets by including every component needed for a professional-quality top end overhaul.

Complete Top End Gasket Kit Includes:

  • Head gasket for proper cylinder head sealing
  • Base gasket for cylinder-to-crankcase interface
  • Valve stem seals to prevent oil consumption
  • Valve cover gasket for leak-free operation
  • All additional O-rings and seals required for top end assembly

Key Features:

  • Precision-engineered to OEM specifications for reliable fit and performance
  • High-quality materials designed to withstand extreme temperatures and pressures
  • Convenient single part number ordering saves time and ensures compatibility
  • Perfect for engine rebuilds, maintenance, or performance upgrades

ProX gasket sets are manufactured to strict quality standards, ensuring proper sealing and long-lasting durability. This kit provides everything needed to complete your top end rebuild with confidence, eliminating multiple trips to the parts counter.

Products specifications

Fits

2009-2026 Yamaha YFZ450R; 2009-2020 Yamaha YFZ450R SE; 2010-2011 Yamaha YFZ450X; 2010 Yamaha YFZ450X Bill Balance; 2011 Yamaha YFZ450X SE

Checkout was smooth and the price was reasonable. If the delivery is as smooth as the checkout, I'll be buying another set for my wife soon.

Fast and easy

First purchase here, all fine thus far. Awaiting 2-day shipment!

Fast and flawless. Excellent communication on the status of my order! Would definitely buy from THMotorsports again!

Said 2 day shipping, took well over a week, otherwise no issues.

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