Looking for the best Polaris gearcases? We’ve tested and reviewed the top 10 options to help you find the perfect one for your off-road adventures.
Polaris gearcases are the heart of your off-road adventures. They keep your ATV, UTV, or SxS running smoothly and reliably. Whether you’re tackling tough terrain or enjoying a leisure ride, the right gearcase makes all the difference.
Choosing the best Polaris gearcase can feel overwhelming. But don’t worry, we’ve done the hard work for you. Our guide highlights top-quality products designed for peak performance and durability.
We’ve tested and reviewed the best options available. From full synthetic fluids to reliable replacement parts, we’ve got you covered. Let’s find the perfect gearcase for your Polaris!
List of Top 10 Polaris Gearcases
| Image | Title | Best For | Price |
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Polaris AGL Transmission Fluid and Gearcase Lubricant Full Synthetic for Off Road Vehicles with 4 Stroke Engine, Motor Oils for ATV UTV SxS Maintenance, 1 Quart, Qty 1-2878068 |
This Polaris AGL Transmission Fluid is perfect for off-road enthusiasts who want top protection for their ATVs, UTVs, or SxS vehicles. It’s specially made for extreme conditions, keeping your engine running smoothly all year. |
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Polaris AGL Full Synthetic Automatic Gearcase Lubricant and Transmission Fluid for Off Road Vehicles with 4 Stroke Engine, 1 Gallon, for ATV UTV SxS Maintenance – Part 2878069 |
This Polaris AGL Full Synthetic Automatic Gearcase Lubricant is perfect for off-road enthusiasts who want top protection for their ATVs, UTVs, or SxS vehicles. It’s specially made for extreme conditions and high performance. |
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Rotary Gearcase Switch 6 Pin for Polaris ATP Sportsman Ranger Scrambler 300 330 400 500 550 570 600 700 800 850 900 1000 Hawkeye 300 400 Magnum 330 3236115 3233835 |
This Rotary Gearcase Switch is perfect for Polaris ATV and UTV owners who need a reliable replacement part. It fits many models, ensuring a smooth ride. |
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M MATI Gearcase Cover & Gear Selector w/Shift Shaft for Polaris Ranger 500 700 800 400 2X4/4X4/6X6 2004-2016 Sportsman 400 450 500 570 600 700 800 H-awkeye 325 400 2004-2025 3234188 3233832 3233831 |
This product is perfect for Polaris owners who need a reliable replacement for their gearcase cover, gear selector, or shift shaft. It’s ideal for models like the Ranger and Sportsman, covering years from 2004 to 2025. |
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Edwards Gearcase Fluid Bundle fits Polaris ATVs, SXS, and UTVs AGL and Demand Fluids |
This Edwards Gearcase Fluid Bundle is perfect for Polaris owners. It’s great for ATVs, SXS, and UTVs that need AGL and Demand Fluids. |
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Polaris All-Season Demand Drive Fluid for Front Gearcase and Centralized Clutch, Fits All Ranger, General, ATV, ACE Models, Fits Specific RZR Models, All-Terrain Formula, 1 Quart – Part 2877922 |
This Polaris Demand Drive Fluid is perfect for owners of Polaris off-road vehicles who want reliable performance in all conditions. It’s specially made for front gearcases and centralized clutches, ensuring smooth operation and long-lasting protection. |
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Front Gearcase Fill Plug for Polaris RZR Ranger General Sportsman Scrambler 500 550 570 800 850 900 1000 HST RS1 2203738 2203739 |
This front gearcase fill plug is perfect for Polaris owners who want a reliable upgrade. It fits many Polaris models, ensuring smooth handling and easy installation. |
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6 Pin Rotary Gearcase Switch Compatible with Polaris Hawkeye 300 400 Magnum 330 ATP Sportsman Ranger Scrambler 300 330 400 500 550 570 600 700 800 850 900 1000 |
This 6 Pin Rotary Gearcase Switch is perfect for Polaris owners who need a reliable replacement part. It’s easy to install and fits many Polaris ATV and UTV models, so you can get back on the trails fast. |
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Magimaker 3236115 3233835 Rotary Gearcase Switch 6 Pin Compatible with Polaris ATP Sportsman Ranger Scrambler 330 400 450 500 550 600 700 850 900 1000 Hawkeye 300 Magnum 330 Gear Position Sensor |
This Magimaker Rotary Gearcase Switch is perfect for Polaris owners who need a reliable replacement part. It’s easy to install and works with many Polaris models, ensuring your ride runs smoothly. |
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Polaris AGL Extreme Full Synthetic Automatic Gearcase Lubricant and Transmission Fluid for Off Road Vehicle Transmissions, 1 Quart, Qty 1, for ATV UTV SxS Maintenance – 2891028 |
Polaris AGL Extreme is perfect for off-road enthusiasts who demand top performance and protection in extreme conditions. Whether you ride an ATV, UTV, or SxS, this full synthetic fluid keeps your transmission running smoothly in heat, cold, or heavy loads. |
Detailed Reviews
Discover the top 10 Polaris Gearcases handpicked for performance, durability, and value. Each product is expert-reviewed and backed by customer feedback, ensuring you get the best fit for your needs. Whether you’re tackling extreme terrain or seeking smooth rides, this guide has you covered. Dive in to find the perfect Polaris Gearcase for your off-road adventures!
1. Polaris AGL Transmission Fluid and Gearcase Lubricant Full Synthetic for Off Road Vehicles with 4 Stroke Engine, Motor Oils for ATV UTV SxS Maintenance, 1 Quart, Qty 1-2878068

Polaris AGL Transmission Fluid is a full synthetic lubricant made for off-road vehicles. It’s specially designed for extreme conditions like high heat and heavy loads.
This fluid protects gears, chains, and transmissions from wear and damage. It works all year in ATVs, UTVs, and SxS vehicles with 4-stroke engines.
| Pros | Cons |
|---|---|
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Perfect For:
This Polaris AGL Transmission Fluid is perfect for off-road enthusiasts who want top protection for their ATVs, UTVs, or SxS vehicles. It’s specially made for extreme conditions, keeping your engine running smoothly all year.
Ready to Purchase?
2. Polaris AGL Full Synthetic Automatic Gearcase Lubricant and Transmission Fluid for Off Road Vehicles with 4 Stroke Engine, 1 Gallon, for ATV UTV SxS Maintenance – Part 2878069

Polaris AGL Full Synthetic Automatic Gearcase Lubricant is made for extreme duty ATVs and UTVs. It handles high heat and heavy loads with ease.
This full synthetic formula keeps your vehicle running smoothly. It works in all seasons and protects critical parts.
Use it for peak performance in Polaris off-road vehicles. It’s tested and approved for all Polaris 4-stroke engines.
| Pros | Cons |
|---|---|
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Perfect For:
This Polaris AGL Full Synthetic Automatic Gearcase Lubricant is perfect for off-road enthusiasts who want top protection for their ATVs, UTVs, or SxS vehicles. It’s specially made for extreme conditions and high performance.
Ready to Purchase?
3. Rotary Gearcase Switch 6 Pin for Polaris ATP Sportsman Ranger Scrambler 300 330 400 500 550 570 600 700 800 850 900 1000 Hawkeye 300 400 Magnum 330 3236115 3233835

The Rotary Gearcase Switch is a must-have replacement part for many Polaris ATV and UTV models. It fits a wide range of vehicles, from Sportsman to Ranger. This switch is easy to install and ensures smooth gear shifts.
It works with ATP, Hawkeye, Magnum, and Scrambler models. The switch also fits Sportsman 300 to 1000 and Ranger 400 to 900. Check your model year to confirm compatibility.
The package includes one brand-new switch. It comes with 24-hour customer support and a 1-year warranty. Trust this reliable part for your Polaris vehicle.
| Pros | Cons |
|---|---|
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Perfect For:
This Rotary Gearcase Switch is perfect for Polaris ATV and UTV owners who need a reliable replacement part. It fits many models, ensuring a smooth ride.
Ready to Purchase?
4. M MATI Gearcase Cover & Gear Selector w/Shift Shaft for Polaris Ranger 500 700 800 400 2X4/4X4/6X6 2004-2016 Sportsman 400 450 500 570 600 700 800 H-awkeye 325 400 2004-2025 3234188 3233832 3233831

Upgrade your Polaris with the M MATI Gearcase Cover and Gear Selector. This kit fits many models, from Sportsman to Ranger. It’s easy to install and works great.
The package includes a gearcase cover, gear selector, and shift shaft. All parts are made to last and fit perfectly. Check your model before ordering to ensure it fits.
We offer a 1-year service guarantee. If there’s a problem, contact us for help. We’re here to solve any issues quickly.
| Pros | Cons |
|---|---|
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Perfect For:
This product is perfect for Polaris owners who need a reliable replacement for their gearcase cover, gear selector, or shift shaft. It’s ideal for models like the Ranger and Sportsman, covering years from 2004 to 2025.
Ready to Purchase?
5. Edwards Gearcase Fluid Bundle fits Polaris ATVs, SXS, and UTVs AGL and Demand Fluids

The Edwards Gearcase Fluid Bundle is perfect for Polaris ATVs, SXS, and UTVs. It includes 1 quart of AGL and 1 quart of Demand Fluid. You also get handy extras like a spout, shop rag, and gloves.
This bundle has everything you need for smooth gearcase maintenance. The AGL and Demand Fluids keep your vehicle running strong and reliable.
| Pros | Cons |
|---|---|
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Perfect For:
This Edwards Gearcase Fluid Bundle is perfect for Polaris owners. It’s great for ATVs, SXS, and UTVs that need AGL and Demand Fluids.
Ready to Purchase?
6. Polaris All-Season Demand Drive Fluid for Front Gearcase and Centralized Clutch, Fits All Ranger, General, ATV, ACE Models, Fits Specific RZR Models, All-Terrain Formula, 1 Quart – Part 2877922

Polaris Demand Drive Fluid is specially made for Polaris front gearcases and centralized clutches. It works perfectly in all weather and terrain. This all-season formula keeps your vehicle running smoothly and reliably.
The custom additives reduce friction and prevent wear, ensuring long-lasting performance. Polaris tested and approved, it’s the best choice for your off-road adventures.
| Pros | Cons |
|---|---|
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Perfect For:
This Polaris Demand Drive Fluid is perfect for owners of Polaris off-road vehicles who want reliable performance in all conditions. It’s specially made for front gearcases and centralized clutches, ensuring smooth operation and long-lasting protection.
Ready to Purchase?
7. Front Gearcase Fill Plug for Polaris RZR Ranger General Sportsman Scrambler 500 550 570 800 850 900 1000 HST RS1 2203738 2203739

Upgrade your Polaris with this front gearcase fill plug, designed for a wide range of models. It’s a perfect fit for various Ranger, RZR, Sportsman, and General vehicles, ensuring a smooth and reliable performance.
This high-quality plug is crafted with OEM precision, using part numbers 2203738 and 2203739. It’s a durable solution, offering superior handling and power generation for your Polaris.
Easy installation, convenient packaging, and reliable performance make this fill plug a must-have for Polaris owners. Two plugs and a tool are included, so you’re all set for a quick upgrade.
| Pros | Cons |
|---|---|
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Perfect For:
This front gearcase fill plug is perfect for Polaris owners who want a reliable upgrade. It fits many Polaris models, ensuring smooth handling and easy installation.
Ready to Purchase?
8. 6 Pin Rotary Gearcase Switch Compatible with Polaris Hawkeye 300 400 Magnum 330 ATP Sportsman Ranger Scrambler 300 330 400 500 550 570 600 700 800 850 900 1000

Upgrade your Polaris ATV or UTV with the 6 Pin Rotary Gearcase Switch. It’s engineered for precision and built to last. Perfect for a smooth ride.
This switch works with many Polaris models, from Sportsman to Ranger. It fits 2000 to 2024 vehicles, making it a versatile choice. Check your model for a perfect match.
Enjoy easy installation and reliable performance. Our dedicated support team is here to help. Ride with confidence and peace of mind.
| Pros | Cons |
|---|---|
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Perfect For:
This 6 Pin Rotary Gearcase Switch is perfect for Polaris owners who need a reliable replacement part. It’s easy to install and fits many Polaris ATV and UTV models, so you can get back on the trails fast.
Ready to Purchase?
9. Magimaker 3236115 3233835 Rotary Gearcase Switch 6 Pin Compatible with Polaris ATP Sportsman Ranger Scrambler 330 400 450 500 550 600 700 850 900 1000 Hawkeye 300 Magnum 330 Gear Position Sensor

The Magimaker 3236115 Rotary Gearcase Switch is a reliable replacement part for your Polaris vehicle. It is compatible with a wide range of models, including Sportsman, Ranger, and Scrambler. This switch ensures your gear position sensor works perfectly.
Made with high-quality materials, this product offers excellent performance and a long service life. It is designed to meet the demands of your vehicle, providing a durable solution. You can trust its professional production technology.
The package includes one rotary gearcase switch, and it comes with a one-year return service. If you have any questions, feel free to contact us. We are here to help!
| Pros | Cons |
|---|---|
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Perfect For:
This Magimaker Rotary Gearcase Switch is perfect for Polaris owners who need a reliable replacement part. It’s easy to install and works with many Polaris models, ensuring your ride runs smoothly.
Ready to Purchase?
10. Polaris AGL Extreme Full Synthetic Automatic Gearcase Lubricant and Transmission Fluid for Off Road Vehicle Transmissions, 1 Quart, Qty 1, for ATV UTV SxS Maintenance – 2891028

Polaris AGL Extreme is a top-quality lubricant made for off-road vehicles. It works in extreme temperatures, from -45°F to over 130°F, keeping your transmission safe.
This full synthetic formula offers maximum performance and wear protection. It’s Polaris tested and approved, perfect for racing or heavy loads.
Use it in ATV, RANGER, RZR, and GENERAL vehicles. It reduces gear wear and protects bearings and chains.
| Pros | Cons |
|---|---|
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Perfect For:
Polaris AGL Extreme is perfect for off-road enthusiasts who demand top performance and protection in extreme conditions. Whether you ride an ATV, UTV, or SxS, this full synthetic fluid keeps your transmission running smoothly in heat, cold, or heavy loads.
Ready to Purchase?
Buying Guide
Polaris gearcases are the heart of your off-road adventures. They keep your ATV, UTV, or SxS running smoothly and reliably. Choosing the right gearcase makes all the difference.
Buying a Polaris gearcase should be easy and stress-free. Our guide helps you find the perfect match for your vehicle. Let’s explore the top factors to consider.
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Compatibility:
Make sure the gearcase fits your Polaris model. Check the year, make, and engine type for a perfect match. -
Performance:
Look for full synthetic fluids or parts designed for extreme conditions. They handle high heat and heavy loads with ease. -
Durability:
Choose high-quality materials that last long. Reliable parts save you time and money in the long run. -
Ease of Installation:
Pick gearcases or parts that are easy to install. This saves you time and effort. -
Warranty and Support:
Opt for products with a warranty and customer support. This gives you peace of mind and help when needed. -
Price and Value:
Compare prices to find the best value. Look for bundles or kits that offer extra savings.
With these factors in mind, you’re ready to find the best Polaris gearcase for your adventures. Ride with confidence and enjoy the journey!