Vertex Water Pump Rebuild Kit 821944 — Yamaha YFZ450R / YFZ450X 2009-2025

Vertex Water Pump Rebuild Kit 821944 — Yamaha YFZ450R / YFZ450X 2009-2025

Product Description

Keep your engine running cool and reliable with the Vertex Water Pump Rebuild Kit (821944). Designed specifically for Yamaha YFZ450R and YFZ450X ATV models, this comprehensive kit includes every component needed to perform a professional-grade water pump overhaul and restore your cooling system to factory specifications.

Each kit is engineered for durability and precision, featuring high-quality bearings, mechanical water pump seals, and essential gaskets to prevent leaks and ensure optimal coolant circulation. Whether you are performing routine preventative maintenance or addressing a cooling system failure, this Vertex kit provides the reliable components required to get back on the track or trail with confidence.

Top Features: Vertex Water Pump Rebuild Kit

• All-In-One Kit: Includes required bearings, mechanical water pump seals, rubber seals, and snap rings.
• Complete Gasket Set: Comes with high-quality side cover and water pump gaskets.
• OEM Standards: Built to meet or exceed original equipment performance requirements for a perfect fit.
• Durable Components: Includes essential hardware like copper drain washers to ensure a leak-free installation.

Please review the detailed compatibility data below to ensure an exact fitment match for your ATV before finalizing your purchase.

Fitment List

Frequently Asked Questions

Q: Is a special tool required to install the mechanical seal?
A: While professional tools are recommended, careful installation using a clean socket or seal driver of the correct diameter is essential to prevent damage to the seal face.

Q: Does this kit include coolant?
A: No, this kit includes the mechanical parts only. We recommend flushing your system and refilling with a high-quality powersports-specific coolant after the repair.

Expert Pro-Tip: When installing a new mechanical water pump seal, keep the mating surfaces absolutely clean. Even a fingerprint or a tiny speck of debris on the ceramic seal face can cause a premature coolant leak. Always use a lint-free cloth and inspect under good lighting before assembly.

Recommended Pairings:
o Yamaha YFZ450 Performance Parts & Upgrades
o General ATV/UTV Maintenance Supplies
o Pro-Grade Shop Tools & Torque Wrenches

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