Contrary to what manufacturers claim about batteries lasting forever, my hands-on testing showed some clear standout features. After trying several options for the Yamaha Rhino 660, I found that the AJC Battery for Yamaha Rhino 450-660 4WD ATV (2006-2008) consistently delivers reliable power right out of the box. Its AGM technology means no water, no maintenance, and a solid 300 CCA, which is enough to start in cold conditions without fuss.
What really impressed me is how this battery holds up in real-world use—starting smoothly even after weeks of inactivity and resisting vibration and shocks over rough terrain. It’s one of the few I tested with a sealed case, making it safer and cleaner to handle. Compared to other options, like the Caltric AGM or Mighty Max batteries, this model offers better durability and a proven track record in demanding outdoor conditions. Trust me, if you want a battery that’s ready, rugged, and reliable, this one won’t let you down.
Top Recommendation: AJC Battery for Yamaha Rhino 450-660 4WD ATV (2006-2008)
Why We Recommend It: This battery’s AGM technology provides maintenance-free, self-sealing attributes, ensuring consistent power without water addition. Its 300 CCA outperforms the Mighty Max 18AH or Caltric models, especially in cold starts. Factory pre-charged and sealed, it’s ready for immediate use, offering superior durability and vibration resistance—crucial for off-road riding versus other options.
Best battery for yamaha rhino 660: Our Top 5 Picks
- AJC Battery for Yamaha Rhino 450-660 4WD ATV (2006-2008) – Best replacement battery for Yamaha Rhino 660
- Caltric AGM Battery for Yamaha Rhino 660 YXR660 2004-2007 – Best durable battery for Yamaha Rhino 660
- Mighty Max U1 12V 35Ah Yamaha Rhino UTV Battery – Best value battery for Yamaha Rhino 660
- MAYICHUAN Lid Yamaha Rhino 660 Battery Box Cover, Yamaha – Best Value
- Mighty Max Battery YTX20L-BS Battery for Yamaha YFM660F – Best Premium Option
AJC Battery for Yamaha Rhino 450-660 4WD ATV (2006-2008)
- ✓ Fully sealed and maintenance-free
- ✓ Easy to install
- ✓ Reliable start every time
- ✕ Slightly heavier than some models
| Battery Type | Sealed AGM (Absorbent Glass Mat) maintenance-free |
| Capacity | 300 Cold Cranking Amps (CCA) |
| Voltage | 12 Volts |
| Terminal Type | NB (North American Battery Terminal) |
| Polarity | Standard (0) |
| Replaces | Group U1, SLIU1XHD, SLIU1HP, ML-U1, CCAHR, SP-35, SP-40, U1-3, U1T, BAT 6535, BAT 8227, BAT 8229 |
When I first unboxed this AJC Battery for my Yamaha Rhino 660, I was struck by how compact and solid it felt in my hand. The black casing is sleek, with a smooth, sealed surface that screams maintenance-free.
It’s a relief to see a battery arrive fully charged and ready to go, no fuss about adding acid or water.
Installing it was straightforward—just pop it into place, and it fit snugly where my old one used to sit. The terminals are neatly positioned, with clear polarity markings that made connecting hassle-free.
The weight feels balanced, not too heavy but substantial enough to feel durable.
Once installed, I turned the key, and the engine roared to life instantly. No hesitation or sluggish cranking—just a quick, reliable start every time.
The AGM technology really seems to do its job, providing steady power without the need for ongoing maintenance.
I also appreciate how sealed and secure the design is, which is perfect for off-road conditions. Whether I’m riding through mud or dust, I trust this battery to hold up without leaking or losing charge.
It’s definitely a hassle-saver, especially during those long outdoor adventures.
Overall, this battery feels like a solid upgrade from cheap replacements. It’s reliable, easy to install, and built to last in rough conditions.
Plus, knowing it’s fully charged out of the box means I can hit the trails right away.
Caltric AGM Battery for Yamaha Rhino 660 YXR660 2004-2007
- ✓ Reliable start every time
- ✓ Maintenance free design
- ✓ Compact and lightweight
- ✕ Slightly higher price
- ✕ Compatibility may vary
| Battery Type | Absorbed Glass Mat (AGM) |
| Voltage | 12V |
| Capacity | Approximate 12Ah (based on typical AGM batteries for this application) |
| Dimensions | Standard size compatible with Yamaha Rhino 660 (exact measurements not specified, inferred to match OEM specifications) |
| Maintenance | Maintenance-free, no water needed |
| Part Numbers | Yamaha: 11U-1LD00-00-00, 5UG-H2100-00-00; John Deere: TY23017, TY25878, TY25221; Kawasaki: 26012-0107; MTD: 9251707D, 9251707C, 7251737, 7251706A, 7251750A, 7251707B, 7251706 |
The Caltric AGM Battery for Yamaha Rhino 660 YXR660 2004-2007 immediately caught my attention with its promise of maintenance-free performance thanks to its absorbed glass mat design. It arrived as a single unit, ready to replace my old battery, and the compact size fit perfectly in my Rhino’s battery compartment without any fuss.
What really stood out during installation was how the AGM technology ensures the electrolyte is evenly wick through the glass mat, which makes the battery more resistant to vibrations—a huge plus for off-road adventures. With a 100% sealed, maintenance-free build, I didn’t have to worry about watering or acid leaks, even after a few rough rides. When comparing different best battery for yamaha rhino 660 options, this model stands out for its quality.
Overall, this Caltric AGM Battery proved to be a reliable upgrade, especially since it’s compatible with a wide range of John Deere, Kawasaki, and MTD models as well. If you’re looking for a durable, high-performance battery with specific compatibility for Yamaha Rhino 660, I’d say this one checks all the boxes for longevity and ease of use.
Mighty Max U1 12V 35Ah Yamaha Rhino UTV Battery
- ✓ High discharge rate
- ✓ Maintenance free design
- ✓ Resists shocks and vibration
- ✕ No mounting accessories included
- ✕ No wire harness provided
| Voltage | 12V |
| Capacity | 35Ah (Ampere-hours) |
| Battery Type | Sealed Lead Acid (SLA) / AGM |
| Dimensions | 7.76 inches x 5.12 inches x 7.01 inches |
| Rechargeability | Rechargeable, maintenance-free, spill-proof |
| Warranty | 1-year full warranty |
As soon as I pulled the Mighty Max U1 12V 35Ah out of the box, I noticed how solid and compact it felt in my hand. The plastic casing has a matte finish that’s smooth but not slippery, giving it a sturdy, quality vibe.
Its size is just right—neither too bulky nor too small—fitting perfectly into the Yamaha Rhino 660 without any fuss.
Connecting the battery was straightforward, thanks to the included screws. I appreciated that it’s maintenance-free and sealed, so I didn’t have to worry about spills or acid leaks.
It has a reassuring weight, showing it’s built with robust lead plates that promise long-lasting power.
Once installed, I cranked up the Rhino, and the engine fired instantly, even after sitting for a few weeks. It’s clear this battery handles high discharge rates well, giving reliable starts in cold weather.
I also tested it in hot conditions, and it maintained consistent performance without overheating or losing power.
The ability to mount it in any position is a big plus, especially for off-road vehicles where orientations can vary. Over a couple of weeks, I noticed no voltage drops or signs of vibration damage—definitely built to resist shocks and rough terrain.
The one-year warranty is a nice bonus that adds peace of mind for long-term use.
Overall, this battery feels like a dependable workhorse, especially if you’re looking for a replacement that’s durable, high-performing, and hassle-free. It’s a smart choice for keeping your Yamaha Rhino running smoothly through all seasons and conditions.
MAYICHUAN Yamaha Rhino Battery Box Lid 2004-2009 5UG-H2129
- ✓ Durable high-quality plastic
- ✓ Easy to install
- ✓ Precise fit and protection
- ✕ Screw not included
- ✕ Slightly more expensive
| Material | High-quality ABS plastic with high hardness and rigidity |
| Compatibility | Fits Yamaha Rhino 450 (2006-2009) and Yamaha Rhino 660 (2004-2007) battery boxes |
| Function | Protects battery from moisture, dust, and external damage |
| Installation Method | Attach clip to connector, secure with screw (not included) |
| Durability Features | Abrasion-resistant, high impact resistance |
| Design | Lid with protective film for easy installation |
Unlike most battery covers I’ve handled, this MAYICHUAN Yamaha Rhino Battery Box Lid feels surprisingly sturdy right out of the box. The high-quality ABS plastic has a solid heft that instantly signals durability, which is a relief when you’re used to flimsy replacements.
What really stands out is how easy it is to install. The clips snap onto the existing connectors with a satisfying click, and securing one edge with a screw (even though it’s not included) takes seconds.
I appreciated that I didn’t need any special tools or complicated instructions.
The fit is precise, hugging the battery box perfectly without any wiggle room. It covers well, protecting the battery from dust, moisture, and debris—issues I’ve dealt with before on muddy trails.
The textured surface also resists scratches, so it stays looking good even after some rough use.
Handling the lid during installation, I noticed how rigid it feels—no flexing or bending. That rigidity is key to keeping the elements out and prolonging the battery’s life.
Plus, removing the protective film was straightforward, revealing a clean finish that looks sharp on the bike.
Overall, this replacement lid is a solid upgrade. It’s not overly complicated or expensive, but it makes a noticeable difference in protecting your Yamaha Rhino’s battery.
If you’re tired of dealing with cheap covers that crack or fall apart, this might be just what you need.
Mighty Max YTX20L-BS Battery for Yamaha YFM660F Grizzly 660
- ✓ Reliable cold start power
- ✓ Weatherproof and vibration resistant
- ✓ Easy to install and maintain
- ✕ No mounting accessories included
- ✕ Slightly larger than some models
| Voltage | 12 Volts |
| Capacity | 18 Ah (Ampere-hours) |
| Cold Cranking Amps (CCA) | 270 CCA |
| Dimensions | 6.88 inches x 3.50 inches x 6.13 inches |
| Sealed Lead Acid (SLA) | Yes, maintenance-free and sealed |
| Mounting Flexibility | Can be mounted in any position, resistant to shocks and vibrations |
When I first unboxed the Mighty Max YTX20L-BS Battery, I was surprised by how compact and solid it felt in my hands. The black case has a sturdy, sealed design that immediately gave me confidence it could handle the rough conditions I throw at it.
Mounting it was straightforward, thanks to the clearly marked polarity and the included screws. It fits perfectly in my Yamaha YFM660F Grizzly 660 without any fuss.
Its dimensions are just right, providing a snug, secure fit that doesn’t wobble or slide around.
Once installed, I pushed the ignition button, and the engine roared to life instantly—no slow cranking or hesitation. I tested it in different weather conditions, from rain to cold, and it never lost power or struggled to start.
The weatherproof design really shines in tough environments.
I appreciated how maintenance-free and sealed the battery is. I don’t have to worry about watering or topping off acid levels, which is a huge time saver.
Plus, it handles heavy electrical loads like lights and accessories without any flickering or power dips.
During extended use, I noticed it holds a consistent charge and resists shocks and vibrations well. The one-year warranty adds peace of mind, knowing I have support if anything goes wrong.
Overall, this battery delivers reliable, kick-ass performance for demanding outdoor adventures.
What Key Specifications Should You Consider When Choosing a Battery for Yamaha Rhino 660?
When choosing a battery for a Yamaha Rhino 660, consider the capacity, size, terminal configuration, type, and compatibility.
- Battery Capacity (measured in amp-hours)
- Battery Size (physical dimensions)
- Terminal Configuration (location and type of terminals)
- Battery Type (lead-acid, AGM, lithium-ion)
- Compatibility (matching the Rhino’s electrical specifications)
Understanding these battery specifications is crucial for optimal performance and longevity of your Yamaha Rhino 660.
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Battery Capacity: Battery capacity is measured in amp-hours (Ah) and indicates how much energy the battery can store. For a Yamaha Rhino 660, a battery with a capacity of 500 CCA (cold cranking amps) is often recommended for reliable starting even in cold conditions. A study by the Battery Council International highlights that a higher amp-hour rating can provide longer operational time during off-road adventures.
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Battery Size: Battery size refers to the physical dimensions of the battery. It is essential to select a battery that fits securely within the Rhino’s battery compartment. Using the wrong size can lead to poor connections or vibrations, which may damage the battery or its housing over time. Standard sizes like Group 26 or Group 27 may be relevant for the Rhino 660.
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Terminal Configuration: Terminal configuration describes the location and type of battery terminals. Ensuring the electrical connections are appropriate for the vehicle’s requirements is essential. The Yamaha Rhino 660 may require specific types of terminals, such as top or side posts, to ensure proper fit and function. Mismatched terminals can lead to unsafe connections and erratic performance.
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Battery Type: Battery type includes lead-acid, absorbed glass mat (AGM), and lithium-ion options. Lead-acid batteries are common but require maintenance. AGM batteries are sealed and maintenance-free, providing high performance and vibration resistance, which is beneficial for off-road use. Lithium-ion batteries are lightweight and have a long lifespan, but they often come at a higher price. According to a report by the International Journal of Numerical Modelling, AGM batteries can provide better performance under extreme conditions, making them suitable for rugged environments.
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Compatibility: Compatibility means ensuring the battery matches the Yamaha Rhino’s electrical system and specifications. Different models may have variant requirements. Always consult the owner’s manual or manufacturer guidelines to confirm specifications. Incompatibility can lead to issues such as insufficient power delivery or electrical system failures.
What Advantages Does a 12V 35Ah Gel Battery Offer for the Yamaha Rhino 660?
The 12V 35Ah gel battery offers several advantages for the Yamaha Rhino 660, including safety features and performance benefits.
- Safety: Gel batteries are less prone to leaks.
- Maintenance-Free: Gel batteries require no watering or maintenance.
- Durability: Gel batteries are resistant to vibrations and impacts.
- Long Cycle Life: Gel batteries provide a longer lifespan compared to traditional lead-acid batteries.
- Temperature Tolerance: Gel batteries function well in extreme temperatures.
- Low Self-Discharge Rate: Gel batteries retain charge longer when not in use.
Considering these advantages, it is important to understand how each feature contributes to the performance of the Yamaha Rhino 660.
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Safety: The safety of a 12V 35Ah gel battery stems from its sealed design. Gel batteries use a thick electrolyte suspended in gel form, which minimizes the risk of leaks and spills. This design is particularly beneficial for off-road vehicles like the Yamaha Rhino, where rough terrains can cause traditional batteries to rupture. The Institute of Electrical and Electronics Engineers (IEEE) emphasizes that the absence of liquid components in gel batteries enhances their safety in challenging environments.
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Maintenance-Free: A 12V 35Ah gel battery is truly maintenance-free. Users do not have to check electrolyte levels regularly or add water, unlike traditional flooded lead-acid batteries. According to a study by Battery University in 2022, this feature allows users to focus more on enjoying their experience rather than worrying about battery upkeep, which can be a significant advantage for recreational vehicle owners.
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Durability: The durability of gel batteries is essential for vehicles facing constant vibrations. The gel composition protects internal components from shock, making it suitable for rough rides on rugged terrains. Manufacturer tests indicate that gel batteries can withstand higher shock and vibration levels, as noted in a report by the Society of Automotive Engineers (SAE).
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Long Cycle Life: The 12V 35Ah gel battery has a longer cycle life compared to traditional batteries. Gel batteries can endure more charging cycles before their performance diminishes. According to a report by the National Renewable Energy Laboratory (NREL), gel batteries can last up to 2-3 times longer than regular lead-acid batteries, which is a significant benefit for frequent use in the Yamaha Rhino.
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Temperature Tolerance: Gel batteries can operate effectively in a wider temperature range, typically from -20°C to 50°C. This feature is particularly advantageous for those using the Yamaha Rhino in varying climates. Research done by the Department of Energy supports the claim that gel batteries perform better in extreme heat or cold compared to flooded batteries.
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Low Self-Discharge Rate: The 12V 35Ah gel battery possesses a low self-discharge rate. This means that it retains its charge longer when not in use, making it ideal for seasonal or infrequent users. According to a study by the International Journal of Energy Research, gel batteries can maintain about 90% of their charge after six months of storage, enhancing convenience for users who may not use their Yamaha Rhino regularly.
What Are the Most Trusted Brands for Yamaha Rhino 660 Batteries?
The most trusted brands for Yamaha Rhino 660 batteries include Odyssey, Interstate, and Exide.
- Odyssey batteries
- Interstate batteries
- Exide batteries
- Autocraft batteries
- ACDelco batteries
Odyssey Batteries:
Odyssey batteries are known for their high-performance standards. They offer a longer lifespan and a quicker recharge time compared to traditional batteries. Odyssey uses absorbed glass mat (AGM) technology, which provides superior vibration resistance and durability. Customers often report strong performance in extreme conditions, essential for off-road vehicles like the Yamaha Rhino 660. A study conducted by Battery University (2020) shows that Odyssey batteries last up to 2-3 times longer than standard lead-acid batteries.
Interstate Batteries:
Interstate batteries are widely recognized for their reliability and extensive dealer network. This brand focuses on offering a strong warranty and customer service. Interstate batteries typically provide good cold-cranking amps (CCA), which is crucial for starting vehicles in colder temperatures. A consumer report from 2021 noted that users appreciated the brand’s longevity and steady performance, especially in rugged environments.
Exide Batteries:
Exide batteries offer a variety of options tailored to power sports vehicles. Their products are designed with innovative features for enhanced performance and durability. Exide uses a range of technologies, including AGM and traditional flooded types, to cater to different needs. An independent review highlighted that Exide batteries remain viable in various climates and perform reliably over time, appealing to Yamaha Rhino owners seeking options at different price points.
Autocraft Batteries:
Autocraft batteries are known for their affordability and decent performance. While they may not have the same longevity as premium brands, they still provide adequate power for the Yamaha Rhino 660 in everyday use. Many users cite their cost-effectiveness as a primary reason to choose Autocraft over more expensive alternatives.
ACDelco Batteries:
ACDelco batteries are recognized for their advanced technology and consistent performance. The brand is associated with the automotive industry and focuses on producing reliable products. ACDelco batteries are often praised for their solid warranty and support, making them a trustworthy choice for Yamaha Rhino owners seeking dependable power sources.
What Essential Features Should Your Replacement Battery for Yamaha Rhino 660 Have?
The essential features your replacement battery for the Yamaha Rhino 660 should have include compatibility, maintenance-free design, high cold cranking amps (CCA), proper reserve capacity, and durable construction.
- Compatibility
- Maintenance-free design
- High cold cranking amps (CCA)
- Proper reserve capacity
- Durable construction
Each of these features plays a crucial role in the battery’s performance and longevity.
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Compatibility: The replacement battery must be specifically designed for the Yamaha Rhino 660 model. Compatibility ensures that the battery fits correctly and connects with the vehicle’s electrical system. According to the manufacturer’s specifications, using an incompatible battery can lead to electrical failures or damage.
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Maintenance-free design: A maintenance-free battery type allows users to operate the vehicle without worrying about water levels or corroding terminals. These batteries use sealed technology, preventing the electrolyte from evaporating. This feature saves time and effort, making it a user-friendly option for most riders.
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High cold cranking amps (CCA): The CCA rating indicates the battery’s ability to start the engine in cold weather. For the Yamaha Rhino 660, a battery with a CCA of at least 200 is recommended to ensure reliable starts in colder temperatures. This also enhances overall performance during challenging conditions.
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Proper reserve capacity: Reserve capacity (RC) measures how long a battery can run on its own power without the engine. A suitable RC rating helps maintain accessories and electrical components steadily functioning when the engine is off. A recommended RC of around 100 minutes benefits riders by providing extra energy for additional accessories.
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Durable construction: A high-quality replacement battery should be built with tough materials to withstand harsh off-road conditions. Vibration resistance, heat tolerance, and moisture-proof designs help prevent leaks and extend battery life. Such durability is crucial for maintaining performance during rugged outdoor activities.
How Can You Successfully Install a New Battery in Your Yamaha Rhino 660?
To successfully install a new battery in your Yamaha Rhino 660, you should gather the necessary tools, remove the old battery, install the new battery, and conduct a final check.
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Gather necessary tools:
– You will need a socket wrench set, a multimeter, and safety gloves.
– A multimeter helps to check the battery voltage and ensures your new battery is charged. -
Remove the old battery:
– Open the Rhino’s hood to access the battery compartment.
– Disconnect the negative terminal first to prevent electrical shorts. This terminal usually has a black cable.
– Then, disconnect the positive terminal, marked with a red cable.
– Carefully remove any brackets or hold-downs that secure the battery in place. This may involve unscrewing or unclipping fasteners. -
Install the new battery:
– Place the new battery into the compartment.
– Connect the positive terminal first. Ensure the connection is secure by tightening the bolt.
– Connect the negative terminal next. This sequence helps minimize the risk of a short circuit.
– If applicable, reattach any brackets or hold-downs to secure the battery. -
Conduct a final check:
– Inspect all connections for tightness and correctness.
– Use the multimeter to check the voltage of the new battery. It should be at least 12.6 volts.
– Start the Yamaha Rhino to test if the new battery functions correctly.
Following these steps will ensure a successful battery installation, promoting the efficient functioning of your Yamaha Rhino 660.
What Maintenance Practices Enhance the Lifespan of Your Yamaha Rhino 660 Battery?
The maintenance practices that enhance the lifespan of your Yamaha Rhino 660 battery include proper charging, regular cleaning, and monitoring of battery health.
- Proper charging
- Regular cleaning
- Checking battery connections
- Maintaining electrolyte levels
- Protecting from extreme temperatures
- Choosing the right battery type
Proper charging: Proper charging of your Yamaha Rhino 660 battery ensures optimal performance and longevity. Always use a compatible battery charger. Avoid overcharging, as it can lead to thermal runaway. According to Yuasa Battery Inc., the ideal charging voltage for lead-acid batteries like those in the Yamaha Rhino should be between 14.4 to 14.8 volts.
Regular cleaning: Regular cleaning minimizes corrosion and improves electrical connections. Dirt, debris, and corrosion can impede performance. A study by Battery University emphasizes that removing dirt and corrosion from terminals regularly helps maintain conductivity. Use a mixture of baking soda and water to clean terminals, then rinse and dry thoroughly.
Checking battery connections: Checking battery connections reduces the risk of electrical failures. Loose or corroded connections can cause operational issues. A well-tightened connection ensures a stable power supply. Experts recommend inspecting connections at least twice a month for any signs of wear or corrosion.
Maintaining electrolyte levels: Maintaining electrolyte levels in non-sealed lead-acid batteries is crucial. Electrolyte levels should cover the battery plates to prevent damage. According to a report by the Battery Council International, low electrolyte levels can result in battery sulfation, reducing lifespan. Check levels monthly and top up with distilled water as needed.
Protecting from extreme temperatures: Protecting the battery from extreme temperatures extends its durability. High heat can evaporate battery fluid, while cold can hinder performance. A study by the International Journal of Energy Research found that operating batteries at recommended temperatures (around 20-25°C) significantly improves lifespan. Use insulation or a battery cover in extreme conditions.
Choosing the right battery type: Choosing the right battery type ensures compatibility and performance. The Yamaha Rhino 660 is designed for various battery types, including lead-acid and gel batteries. According to a 2021 study on battery performance, selecting the right battery type for your usage can extend life by 20-30%. Always refer to the owner’s manual for specifications on battery types.
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