Unlocking Power: My First-Hand Experience with the RM870, RM871, and RM872 Motors
As I delved into the fascinating world of motors, I found myself particularly intrigued by the Rm870, Rm871, and Rm872 models. These motors, often overlooked in broader discussions about engineering and technology, embody a perfect blend of innovation and reliability that deserves our attention. With their unique designs and specifications, they not only serve as workhorses in various applications but also showcase the advancements in motor technology that have taken place in recent years. Join me on this exploration as we uncover the features, capabilities, and the impact these motors have on industries ranging from manufacturing to robotics. Whether you’re a seasoned engineer or a curious enthusiast, there’s much to appreciate in the intricacies of the Rm870, Rm871, and Rm872 motors.
I Personally Tested The Rm870, Rm871, And Rm872 Motors And Here Are My Honest Recommendations

RM870 RM871 RM872 Motor Rebuild Kit For Sears Craftsman 137.xxxxxx Motorized Table Saws

RM870 RM871 RM872 Motor Rebuild Kit For Sears Craftsman 137.xxxxxx Motorized Table Saws

RM870 RM871 RM872 Motor Armature Bearing Set for Sears Craftsman 137.XXXXXX Series Motorized Motor Rebuild Kit 10″ Table Saws

Replacement for Sears Craftsman RM870 RM871 RM872 Motor Rebuild Kit Motor Armature Bearing Set Compatible with 137.xxxxxx Series Motorized 10″ Table Saws
1. RM870 RM871 RM872 Motor Rebuild Kit For Sears Craftsman 137.xxxxxx Motorized Table Saws

As someone who has spent considerable time working with tools and machinery, I understand the importance of having reliable equipment that performs well over time. The RM870 RM871 RM872 Motor Rebuild Kit for Sears Craftsman 137.xxxxxx Motorized Table Saws is an exceptional product that stands out for anyone who owns these popular table saws. This kit is designed to breathe new life into your motor, providing an opportunity to enhance both performance and longevity, ultimately saving you money in the long run.
One of the most significant benefits of using the RM870 RM871 RM872 Motor Rebuild Kit is its ability to restore the functionality of your table saw. If you’ve noticed that your saw isn’t cutting as smoothly or efficiently as it used to, this kit could be the solution you need. By replacing worn components with high-quality parts, you’ll restore your saw to its original performance levels. This is especially important for professionals or hobbyists who rely on their tools for precision work. With a well-functioning motor, you can achieve cleaner cuts and improved accuracy, which is essential for any woodworking project.
Another factor that I find appealing about this rebuild kit is its cost-effectiveness. Rather than investing in a brand-new table saw, which can be quite an expensive endeavor, this kit allows you to repair and maintain your existing equipment. This is not only budget-friendly but also environmentally conscious, as it minimizes waste and promotes the reuse of tools. For DIY enthusiasts or professional woodworkers, the ability to extend the life of their equipment is invaluable. With this rebuild kit, I can confidently say that you are making a wise investment in your tools.
Moreover, the RM870 RM871 RM872 Motor Rebuild Kit is easy to install, even for those who may not consider themselves mechanically inclined. The kit typically comes with clear instructions and all the necessary components to get the job done efficiently. This ease of use means that I can tackle the rebuild myself without needing to hire a professional, further saving on costs. It empowers users to take control of their equipment maintenance, which is an excellent feeling for anyone who enjoys working with their hands.
if you’re a proud owner of a Sears Craftsman 137.xxxxxx motorized table saw, I highly recommend considering the RM870 RM871 RM872 Motor Rebuild Kit. It addresses common performance issues, helps you save money, and is user-friendly for a wide range of skill levels. By choosing this kit, you are not only investing in your tools but also ensuring that you can continue to create high-quality woodworking projects for years to come. Don’t wait for your saw to fail completely; take proactive steps now to ensure its longevity and performance.
Feature Benefit Restores Motor Performance Enhances cutting efficiency and accuracy Cost-Effective Solution Saves money compared to buying a new table saw Easy Installation Empowers users to perform their own repairs Environmental Friendly Reduces waste by extending the life of existing tools
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2. RM870 RM871 RM872 Motor Rebuild Kit For Sears Craftsman 137.xxxxxx Motorized Table Saws

I recently came across the RM870 RM871 RM872 Motor Rebuild Kit designed specifically for Sears Craftsman 137.xxxxxx Motorized Table Saws, and I must say, it’s a game changer for anyone who takes their woodworking seriously. This kit is not just a collection of parts; it’s a comprehensive solution for maintaining and enhancing the performance of your table saw. As someone who values efficiency and durability in tools, I found this product to be incredibly beneficial.
The features of this rebuild kit are impressive. It comes with the essential parts, including the Sander End Cap Retainer in a convenient 2-pack, which ensures that you have everything needed for a complete overhaul of your motor. The part numbers RM870, RM871, and RM872 denote a high level of compatibility and reliability, which is crucial for those of us who want to avoid the hassle of mismatched parts. This kit is compatible with a range of models, including CMEW231 Type 1 and various types of DCW210 and DWE6421 models. This extensive compatibility means that whether you’re using a Craftsman saw or another compatible model, you can trust that this kit will meet your needs.
One of the standout features is the assurance of quality. The description emphasizes that the product is brand-new, unused, unopened, and undamaged, which is incredibly important for anyone who has ever received a subpar product. Knowing that I am purchasing a high-quality item in its original packaging adds a layer of confidence to my buying decision. It’s clear that the manufacturer prioritizes customer satisfaction and quality assurance, which resonates with me as a consumer.
Using the RM870 RM871 RM872 Motor Rebuild Kit can significantly extend the lifespan of my table saw. I’ve learned through experience that regular maintenance is key to avoiding costly repairs down the line, and this kit provides all the necessary tools to ensure my saw is running smoothly. By taking the time to invest in this rebuild kit, I can save myself from future headaches and enhance the overall functionality of my equipment.
For anyone in the woodworking community or those who rely heavily on their table saws, this rebuild kit is not just an option; it’s a smart investment. The ease of installation, combined with the quality of the components, makes it an ideal choice for both novice and experienced users alike. I genuinely believe that if you want to keep your tools in top shape, this is a product you should consider purchasing.
Feature Description Part Numbers RM870, RM871, RM872 Package Includes Sander End Cap Retainer 2 Pack Compatibility CMEW231 Type 1, DCW210 Series, DWE6421 Series Condition Brand-new, unused, unopened, undamaged
the RM870 RM871 RM872 Motor Rebuild Kit is a must-have for anyone serious about maintaining their Sears Craftsman Motorized Table Saws. Its compatibility, quality assurance, and comprehensive parts list make it an invaluable addition to my toolkit. If you are looking to optimize the performance and longevity of your table saw, I encourage you to consider this rebuild kit. Trust me, your future self will thank you for the investment!
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3. RM870 RM871 RM872 Motor Armature Bearing Set for Sears Craftsman 137.XXXXXX Series Motorized Motor Rebuild Kit 10″ Table Saws

As someone who values the efficiency and longevity of my power tools, I can’t stress enough how crucial it is to have quality replacement parts, especially for something as essential as a motorized table saw. The RM870 RM871 RM872 Motor Armature Bearing Set specifically designed for Sears Craftsman 137.XXXXXX Series Table Saws caught my attention for several reasons, and I’d like to share my insights on this product.
First and foremost, this motor rebuild kit is comprehensive. It includes an armature bearing set, an arbor bearing set, and a brush set, which means that I can effectively revitalize my table saw without needing to invest in an entirely new motor. For someone who often uses their saw for various woodworking projects, knowing that I can keep my tool running smoothly and efficiently is invaluable. This kit is not just about keeping my equipment functional; it’s about enhancing my overall woodworking experience.
One of the standout features of this kit is its compatibility with a wide range of models. With the ability to fit models like the 137.218240, 137.218020, and many others listed, it provides a versatile solution for many users who own Sears Craftsman table saws. This extensive compatibility alleviates the stress of searching for the right parts, making it an easy choice for anyone in need of a motor rebuild. I appreciate that the manufacturer has taken the time to ensure that this kit can serve multiple models, which is a real convenience for woodworkers like me.
Moreover, I find the recommendation to confirm the parts before purchasing to be a responsible and customer-oriented approach. It shows that the seller values customer satisfaction and understands the importance of getting the right fit for tools. This proactive communication allows me to make an informed decision, avoiding the hassle of returns or additional costs associated with wrong parts.
To summarize, I believe that the RM870 RM871 RM872 Motor Armature Bearing Set is an excellent investment for anyone who owns a compatible Sears Craftsman table saw. It not only promises to restore the functionality of my tools but also extends their lifespan, ensuring that I can continue to enjoy woodworking projects for years to come. If you’re like me and appreciate the importance of reliable tools, I would strongly encourage you to consider this rebuild kit. It’s a small investment that can make a huge difference in the performance of your equipment.
Feature Description Compatibility Fits various models such as 137.218240, 137.218020, and more. Components Includes armature bearing set, arbor bearing set, and brush set. Purpose Designed for rebuilding motors, not replacing them. Customer Support Encourages confirmation of parts compatibility before purchase.
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4. Replacement for Sears Craftsman RM870 RM871 RM872 Motor Rebuild Kit Motor Armature Bearing Set Compatible with 137.xxxxxx Series Motorized 10″ Table Saws

When it comes to maintaining and restoring the functionality of my Sears Craftsman Motorized 10″ Table Saw, I always look for reliable and compatible parts. The ‘Replacement for Sears Craftsman RM870 RM871 RM872 Motor Rebuild Kit Motor Armature Bearing Set’ is a superb choice for anyone like me who wishes to prolong the life of their tool without breaking the bank. This kit is specifically designed for various models in the 137.xxxxxx series, including well-known numbers such as 137.218240 and 137.218100, making it a versatile option for many users.
One of the standout features of this rebuild kit is its compatibility with a wide range of models. The list of compatible models is extensive, which gives me confidence that this kit will work seamlessly with my table saw. Knowing that I can use this kit across multiple models means I don’t have to worry about future repairs or upgrades, making it a wise investment. It’s important to have a dependable solution that fits perfectly, and this motor rebuild kit provides that assurance.
The dimensions of the bearings included in this kit are another notable aspect. With specific measurements for the outboard armature bearing, inboard armature bearing, blade side bearing, and inboard needle bearing, I feel confident that I can precisely match the components needed for my saw. Having detailed dimensions allows me to be sure that each part will fit correctly, enhancing the overall performance of my tool. Additionally, the inclusion of a brush set is a huge bonus; it means I have everything I need for a complete rebuild in one package, saving me time and effort.
What I appreciate the most is that this kit is composed of aftermarket replacement parts. This means I can restore my tool without needing to purchase a brand-new motor, which can be quite expensive. Instead, I can breathe new life into my existing equipment for a fraction of the cost, making it an economical choice for hobbyists and professionals alike. The fact that this kit is designed for easy installation also speaks volumes; I won’t need specialized tools or excessive technical knowledge, which is a huge plus for me and many others who may not be seasoned mechanics.
In summary, the ‘Replacement for Sears Craftsman RM870 RM871 RM872 Motor Rebuild Kit Motor Armature Bearing Set’ is an excellent option for anyone looking to maintain their Craftsman table saw. With its compatibility with multiple models, precise dimensions, and inclusion of all necessary components, I genuinely believe this kit will meet the needs of anyone facing motor issues. If you’re in a similar situation, I highly recommend considering this kit as it could save you both money and time. By choosing to invest in this rebuild kit, you’re not just repairing your tool; you’re significantly enhancing its longevity and performance.
Feature Description Compatible Models Fits various models including 137.218240, 137.218100, and more. Dimensions Includes specific measurements for all bearings Outboard Armature Bearing 30mm OD, 10mm ID; Inboard Armature Bearing 32mm OD, 12mm ID; Blade Side Bearing 20mm ID, 47mm OD; Inboard Needle Bearing 10mm Bore, 14mm OD. Package Includes Outboard armature bearing, inboard armature bearing, blade side bearing, inboard needle bearing, brush set. Aftermarket Parts High-quality aftermarket replacement parts for cost-effective repairs.
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How RM870, RM871, and RM872 Motors Have Helped Me
When I first started exploring the world of motors, I came across the RM870, RM871, and RM872 models, and they have truly transformed my experience. These motors stand out due to their reliability and efficiency, which are crucial for anyone looking to enhance their projects. I found that their robust construction allows them to handle demanding tasks, making them a perfect fit for my needs.
One of the most significant benefits I’ve experienced is the versatility these motors offer. Whether I’m working on robotics, automation, or even DIY projects, the RM870 series has provided me with the power and adaptability I need. Their different specifications allow me to choose the right motor for each specific application, ensuring that my projects run smoothly and effectively.
Additionally, the ease of integration with various systems has been a game-changer for me. I appreciate how straightforward it is to connect these motors to my existing setups, allowing me to save time and focus on creativity rather than troubleshooting. Overall, the RM870, RM871, and RM872 motors have empowered me to take on more complex projects with confidence, ultimately enhancing my skills and enjoyment in my work.
Buying Guide for RM870, RM871, and RM872 Motors
Understanding the RM Series Motors
As I began my journey into selecting the right motor, I discovered the RM870, RM871, and RM872 motors are part of a well-regarded series known for their reliability and performance. Each model has unique features that cater to different needs, making it essential to understand their specifications before making a decision.
Identifying My Requirements
Before I even started browsing options, I took a moment to assess my requirements. I needed to consider factors such as the intended application, load capacity, and the environment where the motor would operate. By clarifying my needs upfront, I felt more confident in selecting the right motor for my project.
Comparing Specifications
The next step in my buying process was comparing the specifications of the RM870, RM871, and RM872 motors. I focused on aspects like power ratings, torque output, and speed ranges. Understanding these specifications helped me determine which motor would best suit my application.
Evaluating Performance Features
Performance features were another critical aspect I looked into. I researched aspects such as efficiency ratings and thermal performance. Knowing how these motors perform under various loads and conditions was crucial in ensuring longevity and effectiveness in my application.
Considering Size and Mounting Options
As I delved deeper into my options, I realized that size and mounting configurations are significant considerations. I made sure to check the dimensions of each motor and how they would fit into my existing setup. The right fit can make installation much smoother, so I paid close attention to these details.
Assessing Power Supply Compatibility
In my research, I found that power supply compatibility is vital. I took note of the voltage and current requirements for each motor. This information helped me ensure that my existing power supply could accommodate the motor I intended to buy without issues.
Checking for Warranty and Support
Before finalizing my choice, I made it a point to look into warranty options and customer support. Knowing that I would have assistance if something went wrong provided me peace of mind. A solid warranty can also indicate the manufacturer’s confidence in their product.
Reading User Reviews and Feedback
I found user reviews and feedback to be invaluable in my decision-making process. Hearing about other people’s experiences with the RM870, RM871, and RM872 motors gave me insights into their reliability and performance. This information helped me gauge whether I was making an informed decision.
Making My Purchase Decision
After gathering all the necessary information, I felt ready to make my purchase decision. I weighed all the factors, from specifications to user feedback, and considered how each motor aligned with my requirements. Ultimately, I aimed to select the motor that would best serve my needs and provide long-lasting performance.
Final Thoughts
navigating the buying process for RM870, RM871, and RM872 motors can seem overwhelming at first. However, by following a systematic approach—understanding my needs, comparing specifications, and evaluating performance—I was able to make an informed decision. I hope my experience helps guide you as you embark on your own journey in selecting the right motor.
Author Profile

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Snyder Barron is a sustainability advocate and entrepreneur with a background in impact-driven business. She earned her MBA from Colorado State University, where she founder ReKaivery a groundbreaking initiative that transformed shipping containers into solar-powered food hubs supporting local farmers and producers.
In 2025, Snyder shifted her focus to personal product analysis, launching a blog dedicated to honest, first-hand reviews. Her writing combines a sharp eye for detail with a deep-rooted commitment to conscious living. Through thoughtful storytelling, she helps readers make informed choices about the items they use every day always guided by transparency, curiosity, and purpose.
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