Skip to product information
1 of 4

VERTEX

Vertex Water Pump Rebuild Kit 821963 — Polaris Sportsman / Scrambler 850/1000 2010-2016

Vertex Water Pump Rebuild Kit 821963 — Polaris Sportsman / Scrambler 850/1000 2010-2016

Regular price $121.44 USD
Regular price $134.78 USD Sale price $121.44 USD
Sale Sold out
Quantity

Vertex Water Pump Rebuild Kit 821963 — Polaris Sportsman / Scrambler 850/1000 2010-2016

Product Description

Keep your engine running cool and reliable with the Vertex Water Pump Rebuild Kit (821963). Designed specifically for high-performance Polaris Sportsman and Scrambler 850/1000 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 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

Year Range Vehicle Brand Vehicle Model & Sub-Model
2016 Polaris Scrambler 1000 XP
2015-2016 Polaris Sportsman 850 SP
2015-2016 Polaris Sportsman 1000 Touring XP
2015-2016 Polaris Sportsman 1000 XP
2015-2016 Polaris Sportsman 850 Touring SP
2015-2016 Polaris Scrambler 850
2014-2015 Polaris Scrambler 1000 XP EPS
2014 Polaris Scrambler 850 XP HO
2014 Polaris Sportsman 850 H.O. WV 4x4
2012-2014 Polaris Sportsman 850 HO Touring EPS
2012-2014 Polaris Sportsman 850 HO XP EPS
2012-2013 Polaris Sportsman 850 HO XP
2011 Polaris Sportsman Forest 850
2010-2011 Polaris Sportsman 850 EFI XP
2010-2011 Polaris Sportsman 850 EFI XP w/ EPS
2010-2011 Polaris Sportsman 850 EFI Touring EPS

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 All Quads/ATV Performance Parts
o High-Performance ATV/UTV Coolant
o Pro-Grade Shop Tools & Torque Wrenches

At Moto-House MX, we carry the best brands in motocross and off-road performance. Our team has over 40 years of experience helping riders get more out of their bikes. Every order ships fast from our Central Florida location.

Moto-House MX – Choice of Champions – Clermont / Montverde, FL. Central Florida's premier powersports source with lightning-fast worldwide shipping.

View full details
motocross_shop
  • Moto-house MX Offers Free shipping over $65 dollars

    Free Shipping

    Orders over $65 Ship Free in the continental 48 States