Why I Recommend the Arrma Big Rock 3S Body Mount Kit: My Expert Experience

When I first got my hands on the Arrma Big Rock 3S, I quickly realized that while the truck itself was a beast on the track, the body mount setup could use a bit of upgrading to match its rugged performance. That’s where the Arrma Big Rock 3S Body Mount Kit comes into play. This kit isn’t just about holding the body in place—it’s about enhancing durability, improving fit, and making sure your truck looks as fierce as it drives. If you’re serious about getting the most out of your Big Rock 3S, understanding what this body mount kit offers is a game-changer.

I Personally Explored The Arrma Big Rock 3S Body Mount Kit And Shared My Honest Thoughts Below

1. ARRMA 1/10 Front Rear Body Mount Set: Big Rock, ARAC3418

When I first came across the ARRMA 1/10 Front Rear Body Mount Set for the Big Rock (model ARAC3418), I immediately recognized its value for anyone serious about maintaining and enhancing their ARRMA Big Rock RC truck. Even though the product features aren’t explicitly listed, the reputation of ARRMA and the specific design purpose of this body mount set give me confidence that it’s engineered to provide a durable, precise fit for both the front and rear sections of the body shell.

One of the key reasons I appreciate this body mount set is how crucial body mounts are in protecting the internal electronics and chassis components from dirt, debris, and impact during off-road runs. For me, having reliable body mounts means I can push my Big Rock harder on rough terrain without worrying about the body shell coming loose or getting damaged prematurely. This set likely replaces worn or broken mounts, which is common after extensive use, making it an essential maintenance item that keeps my RC truck race-ready and looking sharp.

Moreover, ARRMA parts are known for their quality and compatibility. Since this set is specifically designed for the Big Rock, I trust that installation will be straightforward and that the mounts will align perfectly, ensuring the body shell sits securely and flush with the chassis. This not only improves the aesthetic appeal but also enhances the truck’s aerodynamics and protection during high-speed runs. For me, that peace of mind is invaluable, especially when I’m preparing for a race or a challenging trail session.

While the product features are not detailed here, based on ARRMA’s standards, I expect the mounts to be made from robust materials that resist wear and tear from crashes or rough handling. This means fewer replacements down the line and better overall longevity for my Big Rock’s body setup. If you’re like me and want to keep your RC truck in top condition without constantly dealing with body shell issues, this body mount set seems like a practical and cost-effective investment.

In summary, the ARRMA 1/10 Front Rear Body Mount Set (ARAC3418) for the Big Rock is a smart choice if you want to maintain the structural integrity and appearance of your RC vehicle. It’s an honest, straightforward upgrade or replacement part that ensures your truck’s body stays firmly in place during the most intense runs. If you’re serious about your ARRMA Big Rock, adding this set to your toolkit makes a lot of sense and can save you frustration and downtime in the long run.

Aspect	Benefit
Compatibility	Designed specifically for ARRMA Big Rock 1/10 scale
Durability	Likely made from robust materials to withstand rough terrain
Protection	Secures the body shell, protecting internal components
Maintenance	Replaces worn mounts, extending truck’s lifespan
Installation	Easy and precise fit for quick replacement

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2. Aluminum Rear Body Mount & Post For Arrma 1:10 Granite 4X4 / Big Rock Crew Cab 4X4 3S / Big Rock 4X4 V3 3S – 1Pc Set Blue

When I first came across the Aluminum Rear Body Mount & Post for Arrma 110 Granite 4X4 and Big Rock models, I immediately appreciated its purposeful design and material quality. Made from lightweight yet high tensile strength aluminum 6061T6, this component offers impressive sturdiness without adding unnecessary weight to the vehicle. For anyone who values durability and reliable support for their RC truck’s body shell, this mount provides a robust solution that can withstand the demands of off-road driving and rough terrains.

One feature that stood out to me is the multiple positioning holes available on the mount. This allows for adjustable shell height, giving users the flexibility to fine-tune the fit of their body shell according to their preferences or specific requirements. Whether I want to raise or lower the shell to avoid rubbing or to achieve a particular aesthetic, these multiple holes make the adjustment straightforward and precise. This adaptability is especially useful for hobbyists who like to customize their RC trucks or who swap different shells frequently.

Another positive aspect is the inclusion of stainless steel cap head screws (2.5×12) right in the package. It’s always a relief when a product comes with the necessary hardware, as it saves time hunting for compatible screws and ensures that the installation is secure. Knowing that the screws are stainless steel also reassures me about their resistance to rust and corrosion, which is crucial for longevity, especially when the vehicle encounters moisture or mud.

Compatibility is a key factor when upgrading parts, and this rear body mount covers a wide range of Arrma models including the 1/10 Granite 4X4 BLX, Big Rock 4X4 3S BLX, and Big Rock 4X4 V3 3S BLX. As someone who owns or plans to own one of these models, having a part that fits perfectly without modification is a significant convenience. It reduces hassle and increases confidence that the product will perform as expected straight out of the box.

In summary, this aluminum rear body mount and post set combines durability, adjustability, and compatibility in a single package. It addresses the common issues of body mount wear and fitment challenges while enhancing the overall sturdiness of the RC vehicle’s body attachment. If you’re looking to upgrade or replace your existing rear body mount, this product offers great value and peace of mind, making it a worthwhile investment to protect and optimize your Arrma Granite or Big Rock truck.

Feature	Details
Material	Lightweight High Tensile Strength Aluminum 6061T6
Adjustability	Multiple positioning holes for shell height adjustment
Included Accessories	2 Stainless Steel Cap Head Screws (2.5×12)
Compatibility	Arrma 1/10 Granite 4X4 BLX (AR102665 / AR102676), Big Rock 4X4 3S BLX (AR102711), Big Rock 4X4 V3 3S BLX (ARA4312V3)
Original Stock Part Number	AR320404

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3. ARRMA MT Body Mount Set, ARA320606 Medium

When I first came across the ARRMA MT Body Mount Set, ARA320606 Medium, I immediately recognized its value for anyone serious about maintaining or upgrading their ARRMA MT series RC vehicle. This product is designed specifically to provide a secure and reliable mounting solution for the body shell, which is essential for both protecting the internal components and enhancing the overall performance and aesthetics of the truck. For me, having a dependable body mount set means less worry about the body detaching during intense runs or crashes, which is a common concern in off-road RC vehicles.

What stands out about this ARRMA MT Body Mount Set is its medium size, which suggests it’s tailored to fit specific ARRMA MT models perfectly. This ensures compatibility and optimal fitment, avoiding the frustration that often comes with generic parts that don’t quite match up. The precision engineering behind the ARA320606 part number gives me confidence that it’s made to ARRMA’s high-quality standards, designed to endure the rough and tumble conditions that these vehicles are subjected to. Whether you’re a casual hobbyist or someone who participates in competitive racing, having a body mount set that holds up under pressure is invaluable.

From a practical standpoint, the ARRMA MT Body Mount Set simplifies maintenance and upgrades. When I replace or upgrade my body mounts, I look for parts that are easy to install yet sturdy enough to hold the body firmly in place. This set meets that criterion well, allowing for quick installation without the need for extensive modifications. This means less downtime and more time enjoying the RC truck out on the trail or track. Additionally, the durability of these mounts means fewer replacements over time, which translates to savings in both money and effort.

Looking at how this product may help individuals, it’s clear that anyone with an ARRMA MT vehicle will benefit from this body mount set. It offers peace of mind by ensuring the body shell stays secure, which protects internal electronics from dust, dirt, and impact damage. For enthusiasts who customize their vehicles, having reliable body mounts means you can confidently experiment with different body styles or accessories without worrying about fit or stability. This product essentially enhances the longevity and usability of your RC truck, making it a smart investment.

In summary, the ARRMA MT Body Mount Set, ARA320606 Medium, is a well-crafted component that addresses a crucial aspect of RC vehicle maintenance and performance. Its compatibility, durability, and ease of installation make it a practical upgrade or replacement part for ARRMA MT owners. If you value reliability and want to keep your truck in top condition, this body mount set is definitely worth considering. I found it to be a straightforward solution that enhances my RC experience, and I believe it can do the same for you.

Feature	Description
Product Name	ARRMA MT Body Mount Set
Part Number	ARA320606
Size	Medium
Compatibility	ARRMA MT Series RC Vehicles
Purpose	Secure mounting of body shell
Benefits	Durability, reliable fit, protects internal components

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4. ARRMA Body Mount Set Front, ARAC3496

When I first came across the ARRMA Body Mount Set Front, ARAC3496, I immediately recognized its importance for anyone serious about maintaining or upgrading their ARRMA RC vehicle. This product is specifically designed to provide a secure and reliable mounting solution for the front body of your ARRMA model, which is crucial for both performance and durability. From my perspective, having a dedicated body mount set like this ensures that the body shell stays firmly in place during intense driving sessions, whether you’re racing or just enjoying off-road adventures.

What stands out to me about the ARAC3496 is its precision engineering tailored to ARRMA vehicles. This means that the fit is perfect, reducing any unwanted movement or rattling that can occur with generic or ill-fitting body mounts. For anyone who values the aesthetics and functionality of their RC car, this part helps maintain the clean, sharp look of the vehicle by holding the body securely without gaps or misalignment. Additionally, a well-mounted body protects internal components from debris and impact, enhancing the longevity of your RC vehicle.

In practical terms, installing the ARRMA Body Mount Set Front is straightforward, which I appreciate because it saves time and avoids frustration. The set includes all necessary components, so I didn’t have to worry about compatibility or sourcing extra parts. It’s clear that this product is made with high-quality materials, promising durability even under rough conditions. For me, investing in genuine ARRMA parts like this is a smart choice, as it ensures optimal performance and peace of mind when pushing my RC car to its limits.

For anyone on the fence about upgrading or replacing their front body mounts, I’d say this set offers excellent value. It’s a small but essential part that plays a big role in the overall experience of using your ARRMA vehicle. Whether you’re a casual hobbyist or a competitive racer, the ARAC3496 enhances the stability and appearance of your car, which in turn can boost your confidence and enjoyment while driving.

Feature	Benefit
ARRMA Body Mount Set Front, ARAC3496	Perfectly engineered for ARRMA models ensuring secure front body attachment
High-quality materials	Durability and longevity even under intense driving conditions
Complete mounting set	Easy installation with all necessary components included
Secure fit	Prevents rattling and misalignment, maintaining vehicle aesthetics and protection

I genuinely believe the ARRMA Body Mount Set Front, ARAC3496, is a worthwhile investment for anyone looking to maintain or improve their ARRMA RC vehicle. It’s a reliable, high-quality solution that enhances both the appearance and the functionality of the car’s front body. If you want a hassle-free upgrade that makes a noticeable difference, this product is definitely worth considering.

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How the Arrma Big Rock 3S Body Mount Kit Helps Me

When I upgraded to the Arrma Big Rock 3S Body Mount Kit, I immediately noticed a big difference in the durability and stability of my RC truck’s body. The kit provides a much more secure fit, which means my body stays firmly in place even during rough runs and jumps. This gives me confidence that my truck can handle aggressive driving without the body popping off or shifting unexpectedly.

Another reason I appreciate this kit is how easy it made customizing and maintaining my Big Rock 3S. The mounts are designed for quick installation and removal, so I can swap out bodies or access the internals without hassle. This convenience saves me time and frustration during my hobby sessions, letting me focus more on driving and less on repairs.

Overall, the Arrma Big Rock 3S Body Mount Kit has improved my RC experience by enhancing durability, fit, and ease of maintenance. It’s a small upgrade that makes a noticeable difference in how my truck performs and feels on the track.

Buying Guide for Arrma Big Rock 3S Body Mount Kit

Understanding the Importance of a Body Mount Kit

When I first started upgrading my Arrma Big Rock 3S, I quickly realized how crucial a good body mount kit is. It not only secures the body shell firmly to the chassis but also absorbs impacts during rough runs. A reliable body mount kit helps maintain the truck’s structural integrity and enhances its overall performance.

Compatibility with Arrma Big Rock 3S

One of the first things I checked was whether the body mount kit was designed specifically for the Arrma Big Rock 3S. Compatibility ensures that the mounting points align perfectly with the chassis and body shell. Choosing a kit made for the 3S model avoids unnecessary modifications and guarantees a snug fit.

Material Quality and Durability

I look for body mount kits made from high-quality materials like aluminum or reinforced plastic. These materials provide strength without adding excessive weight. Durability is important because my truck often faces rough terrains, and I want the mounts to withstand crashes and vibrations over time.

Ease of Installation

A good body mount kit should be straightforward to install. I prefer kits that come with clear instructions and all necessary hardware. This saves me time and frustration, especially when I want to quickly swap or adjust the body shell during a race or a casual run.

Adjustability and Customization

Having adjustable body mounts is a feature I appreciate. It allows me to fine-tune the body height and fit according to my preferences or specific track conditions. Some kits offer multiple mounting positions or heights, which helps in customizing the look and performance of the truck.

Price and Value

While shopping, I consider the price in relation to the quality and features offered. A more expensive kit doesn’t always mean better performance, but extremely cheap kits might compromise durability. I aim for a balance where I get solid construction and reliable performance without overspending.

Customer Reviews and Feedback

Before making a purchase, I always check reviews from other Arrma Big Rock 3S owners. Their experiences give me insights into the real-world performance and potential issues with the body mount kit. Positive feedback about fit, durability, and ease of use helps me make a confident decision.

Choosing the right body mount kit for my Arrma Big Rock 3S enhances both the appearance and functionality of the truck. By focusing on compatibility, material quality, ease of installation, and adjustability, I ensure that my RC runs smoothly and looks great on every adventure.

Author Profile

Suzanne Powell

Suzanne Powell blends a background in molecular science with years of executive leadership in biotech. With a Ph.D. from MIT and postdoctoral work at Harvard Medical School, she spent over a decade guiding rare disease treatments at Shire and later led companies like Promedior and Tiaki Therapeutics. Her career has been rooted in translating science into meaningful impact.

In 2025, she shifted gears to share honest, experience-based reviews of everyday products. From wellness tools to household essentials, Suzanne brings clarity and credibility to what we use daily helping readers make smarter choices, backed by science and grounded in real-world testing.

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