Vertex Water Pump Rebuild Kit 821001 | Polaris RZR, Ranger & General

Vertex Water Pump Rebuild Kit | Part# 680-1001 | 821001

The Vertex Water Pump Rebuild Kit 821001 is a complete water pump service kit for select Polaris RZR, Ranger, General, Xpedition, PRO XD, ACE, and Turbo models. This kit is designed to provide the key gaskets, seals, bearings, washers, and mechanical seal needed to rebuild the water pump during cooling system service or engine repair.

A worn water pump seal or bearing can lead to coolant leaks, overheating, contamination, or poor cooling system performance. Rebuilding the water pump with a quality Vertex kit helps restore proper sealing and dependable coolant circulation.

Key Features

• Complete water pump rebuild kit for select Polaris models
• Includes inner clutch cover gasket and water pump cover gasket
• Includes bearings, seals, washers, and mechanical seal
• Helps repair leaking, worn, or damaged water pump components
• Designed to meet or exceed OEM quality
• Great for cooling system service, engine repair, and rebuild work

Simplified Fitment Guide

Polaris RZR 900 Models

• RZR 900 / RZR 900 EPS: Select 2016–2020 models
• RZR 900 Trail / Trail Premium / Trail Ultimate: Select 2020–2025 models
• RZR 900 Trail S Sport: Select 2021–2025 models
• RZR 4 900 / S4 900: Select 2016–2018 models

Polaris RZR 1000 Models

• RZR XP 1000: Select 2016–2025 models
• RZR XP 4 1000: Select 2016–2025 models
• RZR 1000 S: Select 2016–2020 models
• RZR 1000 Trail S: Select 2021–2025 models
• RZR 1000 RS1: Select 2018–2022 models
• RZR S4 1000: Select 2019–2020 models
• High Lifter, Trails & Rocks, Premium, Sport, Ultimate, and Ride Command trims: Select years listed in fitment

Polaris RZR Pro, Turbo & Turbo R Models

• RZR XP Turbo / XP 4 Turbo: Select 2016–2021 models
• RZR XP Turbo S / XP 4 Turbo S: Select 2018–2021 models
• RZR Pro XP / Pro XP 4: Select 2020–2025 models
• RZR Turbo R / Turbo R 4: Select 2022–2024 models
• RZR Pro S / Pro S 4: Select 2025 models

Polaris General Models

• General 1000: Select 2016–2025 models
• General 4 1000: Select 2017–2025 models
• General XP 1000: Select 2020–2025 models
• General XP 4 1000: Select 2020–2025 models

Polaris Ranger Models

• Ranger XP 900: Select 2016–2024 models
• Ranger Crew XP 900: Select 2016–2019 models
• Ranger 1000: Select 2020–2025 models
• Ranger Crew 1000: Select 2020–2025 models
• Ranger XP 1000: Select 2017–2025 models
• Ranger Crew XP 1000: Select 2017–2025 models
• Northstar, Trail Boss, High Lifter, Texas Edition, Premium, Ultimate, and Waterfowl trims: Select years listed in fitment

Polaris Xpedition Models

• Xpedition XP / XP 5: Select 2024–2025 models
• Xpedition ADV / ADV 5: Select 2024–2025 models

Polaris PRO XD Models

• PRO XD Full Size Gas: Select 2022–2025 models
• PRO XD Full Size Gas Crew: Select 2022–2025 models

Polaris ACE Models

• ACE 900 / ACE 900 XC / ACE 900 SP: Select 2016–2019 models

Fitment Note: Fitment can vary by exact year, trim package, engine configuration, and production model. Always verify your exact year, make, model, and submodel before ordering.

Product Details

• Brand: Vertex
• Part Number: 680-1001
• Manufacturer / Brand Number: 821001
• Product Type: Water Pump Rebuild Kit
• Vehicle Type: Polaris ATV / UTV / Side-by-Side
• Sold As: Kit

Common Signs of Water Pump Problems

• Coolant leaking from the water pump area
• Engine running hotter than normal
• Coolant contamination or visible seepage
• Noisy or worn water pump bearing
• Water pump service needed during engine repair

Why Rebuild the Water Pump?

The water pump is a critical part of the cooling system. It helps circulate coolant through the engine to control operating temperature. When the seals or bearings wear out, coolant leaks and overheating can occur. Rebuilding the water pump with a Vertex kit helps restore proper sealing, coolant flow, and cooling system reliability.

FAQ

What does the Vertex 821001 water pump rebuild kit fit?

This kit fits select Polaris RZR, Ranger, General, Xpedition, PRO XD, ACE, and Turbo models from the supplied fitment list. Always verify your exact year, make, model, and trim before ordering.

What comes in the kit?

This kit includes the inner clutch cover gasket, water pump cover gasket, bearings, seals, washers, and mechanical seal required to rebuild the water pump.

When should I rebuild my water pump?

Rebuild the water pump if you notice coolant leaks, overheating, worn bearings, coolant seepage, or if the water pump is being serviced during engine repair.

Does this fit every Polaris RZR or Ranger?

No. This kit only fits select Polaris models and trim packages. Fitment depends on the exact year, model, engine, and submodel.

What is the manufacturer part number?

The manufacturer part number is 821001.