Why I Chose to Replace My RM870, RM871, and RM872 Motors: A First-Person Journey Through the Process

When it comes to maintaining the efficiency and longevity of my equipment, I’ve often found myself navigating the intricate world of motor replacements. Recently, my attention has turned to the Rm870, Rm871, and Rm872 models—three motors that have garnered a reputation for reliability but, like all machines, eventually require some TLC. The journey of replacing these motors has not only been a practical necessity but also an eye-opening experience, revealing the nuances of modern machinery and the importance of choosing the right parts. Join me as I delve into the essential considerations and insights I’ve gathered along the way, making the process smoother for anyone else looking to breathe new life into their motors. Whether you’re a seasoned technician or a curious DIY enthusiast, understanding the intricacies of Rm870, Rm871, and Rm872 motor replacement can empower you to tackle this task with confidence and clarity.

I Personally Tried Replacing the RM870, RM871, and RM872 Motors and Share My Honest Recommendations Below

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

As a DIY enthusiast and a proud owner of a Sears Craftsman table saw, I know firsthand how vital it is to keep my tools in top condition. That’s why I’m genuinely excited to share my thoughts on the ‘Replacement for Sears Craftsman RM870 RM871 RM872 Motor Rebuild Kit Motor Armature Bearing Set’. This kit is specifically designed for the 137.xxxxxx series of motorized 10″ table saws, and it offers a practical solution for anyone looking to breathe new life into their beloved power tools.

The features of this rebuild kit make it an excellent choice for users like me who appreciate compatibility and quality. This kit is compatible with a wide range of models, including 137.218240, 137.218020, and many others. The extensive list of compatible models means that I can confidently recommend this kit to anyone who owns a Sears Craftsman table saw with RM870, RM871, or RM872 motors. It’s reassuring to know that I’m not just buying random parts; I’m investing in components designed specifically for my tool.

Dimension-wise, this motor rebuild kit includes various bearings and a brush set, all of which come with detailed measurements. The outboard and inboard armature bearings, blade side bearing, inboard needle bearing, and the brush set have been crafted to meet specific sizes that ensure a perfect fit. This attention to detail is critical for anyone who has ever struggled with ill-fitting parts that lead to frustration and wasted time. Knowing that these parts will fit seamlessly into my saw gives me peace of mind and ensures that I can get back to my projects quickly.

One of the standout features of this motor rebuild kit is its comprehensive nature. The inclusion of multiple bearings and a brush set means I don’t have to purchase these components separately, which can save me both time and money. The kit contains an outboard armature bearing, inboard armature bearing, blade side bearing, inboard needle bearing, and a brush set. Each part is essential for the optimal performance of my table saw, and having them all in one package is incredibly convenient.

While considering this purchase, it’s important to note that this is not a replacement motor but rather an aftermarket rebuild kit. This distinction is crucial, as it helps set proper expectations. However, for those of us who are handy and comfortable with basic repairs, this kit is a fantastic way to extend the life of an existing motor without the hefty price tag of a brand-new one. Plus, the ease of installation makes it accessible for anyone with a little mechanical know-how.

In summary, if you are a proud owner of a Sears Craftsman table saw and have been contemplating a motor rebuild, this kit offers an affordable and effective solution. With its compatibility, detailed specifications, and comprehensive inclusion of necessary parts, it stands out as a smart investment for maintaining the performance of my tools. I would highly recommend considering this rebuild kit as a means to ensure that your saw continues to perform at its best. Don’t wait too long; revitalizing your table saw might be just a purchase away!

Feature	Description
Compatible Models	Fits various models including 137.218240, 137.218020, and more.
Dimensions	Outboard Armature Bearing 30mm OD, 10mm ID, 9mm wide; Inboard Armature Bearing 32mm OD, 12mm ID, 10mm wide; Blade Side Bearing 20mm ID, 47mm OD, 14mm wide.
Package Includes	Outboard armature bearing, inboard armature bearing, blade side bearing, inboard needle bearing, brush set.
Note	This is a rebuild kit, not a replacement motor. Check for compatibility before purchasing.

Get It From Amazon Now: Check Price on Amazon & FREE Returns

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

When it comes to maintaining and optimizing the performance of my tools, I often find myself searching for reliable replacement parts that can ensure longevity and efficiency. Recently, I came across the “Replacement for Sears Craftsman RM870 RM871 RM872 Motor Rebuild Kit Motor Armature Bearing Set for 137.XXXXXX Series Motorized Table Saws,” and I must say, it has impressed me with its features and compatibility. This kit not only provides a solution for specific motorized table saw models but also ensures that I can maintain my equipment without needing a complete motor replacement.

The motor rebuild kit is specifically designed for the Sears Craftsman Motor Rebuild Kit and is compatible with a wide range of models, including the 137.218240, 137.218020, and 137.248840, among many others. This extensive compatibility means that I don’t have to worry about whether the parts will fit my particular model, as they are tailored for the 137.xxxxx series motors. This level of specificity is crucial for anyone who values precision in their woodworking tasks and wants to ensure that their tools perform at their best.

One standout feature of this kit is the comprehensive packaging that includes essential components like the armature bearing set, arbor bearing set, and brush set. I appreciate that it comes with everything I need for a successful rebuild, which simplifies the process. The fact that it’s easy to install and replace with original parts makes it even more appealing. I can take on this DIY project without needing advanced technical skills, which is a huge plus for hobbyists and professionals alike.

In terms of dimensions, the kit provides exact specifications for each bearing, such as the outboard armature bearing being 30mm OD and 10mm ID. Knowing these details gives me confidence in the product’s compatibility and ensures a proper fit, allowing for easy operation once the rebuild is complete. This level of detail is essential for anyone looking to maintain the precision of their table saw and avoid any operational hiccups that could arise from improper installations.

Additionally, the customer service aspect of this product is commendable. The company encourages users to reach out with any questions, promising a quick response within 1-2 days. This level of support is reassuring, especially for those who might be new to motor rebuilding or have specific concerns about their table saw’s performance. Knowing that assistance is just a message away makes me feel valued as a customer.

if you are looking to extend the life of your Sears Craftsman table saw and maintain its performance, I genuinely believe that the Replacement for Sears Craftsman RM870 RM871 RM872 Motor Rebuild Kit is a wise investment. With its compatibility, ease of installation, and comprehensive customer support, this kit stands out as an excellent choice for both DIY enthusiasts and professional woodworkers. I highly recommend considering this product for your next tool maintenance project; it may just save you time and money in the long run.

Feature	Description
Compatibility	Fits Sears Craftsman 137.xxxxx Series Motorized Table Saws (RM870, RM871, RM872)
Included Components	Armature Bearing Set, Arbor Bearing Set, Brush Set
Ease of Installation	Direct replacement; no advanced skills required
Dimensions	Outboard Bearing 30mm OD, 10mm ID; Inboard Bearing 32mm OD, 12mm ID; and more
Customer Support	Responsive within 1-2 days for queries

Get It From Amazon Now: Check Price on Amazon & FREE Returns

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

As someone who appreciates the value of quality tools and equipment, I couldn’t help but get excited about the RM870 RM871 RM872 Motor Rebuild Kit for Sears Craftsman 137.xxxxxx Motorized Table Saws. This kit is a game-changer for anyone who owns a Craftsman table saw with the RM870, RM871, or RM872 motors. It provides an opportunity to extend the life of my saw, ensuring it continues to perform at its best for years to come.

The package includes all the essential components needed for a successful motor rebuild, as highlighted in the product features. With an armature bearing set, arbor bearing set, and brush set included, I can be confident that I’m getting all the necessary parts to restore my table saw to its former glory. This comprehensive nature of the kit means that I won’t have to scour the internet for missing components or worry about compatibility issues. Everything I need is right here!

One of the standout features of this rebuild kit is its compatibility with Sears Craftsman 137.xxxxx series motorized 10″ table saws. If you’re like me and have invested in a reliable table saw, knowing that I can easily find parts that fit perfectly is incredibly reassuring. The fact that some owner’s manuals identify the motor as part number 0QEF further solidifies its reliability and compatibility. This attention to detail makes it clear that this kit is designed specifically for my needs.

When it comes to quality, I appreciate that this motor rebuild kit is brand new, unused, unopened, and undamaged in its original packaging. This gives me peace of mind, as I know I am not purchasing a second-rate or refurbished product. Instead, I am investing in a kit that will breathe new life into my table saw and enhance its performance. It’s a wise choice for anyone looking to maintain or restore their equipment without breaking the bank.

I genuinely believe that the RM870 RM871 RM872 Motor Rebuild Kit is an excellent investment for anyone who owns a Craftsman table saw with the specified motors. Not only does it come with all the essential components for a successful rebuild, but it also offers the assurance of quality and compatibility. If you’re considering prolonging the life of your table saw, I highly recommend that you take the plunge and grab this rebuild kit. You won’t regret it!

Feature	Description
Part Number	RM870 RM871 RM872
Package Includes	Motor rebuild kit components as shown in images
Compatibility	Sears Craftsman 137.xxxxx series motorized 10″ table saws
Owner’s Manual Reference	Identified as part number 0QEF in some manuals
Contents	Armature bearing set, arbor bearing set, brush set
Condition	Brand new, unused, unopened, undamaged

Get It From Amazon Now: Check Price on Amazon & FREE Returns

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

As someone who takes pride in maintaining my tools, I understand the importance of having high-quality parts for my equipment. The RM870 RM871 RM872 Motor Rebuild Kit for Sears Craftsman 137.xxxxxx Motorized Table Saws is an exceptional solution for anyone who owns these specific models. This kit is designed to breathe new life into your table saw, ensuring it operates at peak performance for years to come. It’s not just a purchase; it’s an investment in the longevity and efficiency of your woodworking projects.

The features of this rebuild kit are comprehensive and tailored for specific models, which makes it a standout choice for users like me. The part numbers RM870, RM871, and RM872 indicate that this kit is specifically engineered to fit a variety of compatible models, such as the CMEW231 Type 1 and various DWE6421 iterations. This compatibility means that I can confidently purchase this kit, knowing it’s designed for my equipment. Additionally, the inclusion of the Sander End Cap Retainer 2 Pack is a thoughtful touch, ensuring that I have everything I need to make my repairs seamless.

Another critical aspect of this product is that it comes brand-new, unused, unopened, and undamaged in its original packaging. This is particularly important to me as a buyer, as it provides peace of mind that I am receiving a high-quality product without defects. Knowing that the parts are in pristine condition assures me that I can trust the performance and reliability of my tools after the rebuild.

For anyone considering this motor rebuild kit, I highly recommend it. Not only does it promise to enhance the performance of your table saw, but it also allows you to save money by extending the life of your existing equipment instead of purchasing a new saw. By taking this proactive step, I can ensure that my tools remain effective and reliable, which ultimately enhances the quality of my woodworking projects.

Feature	Description
Part Number	RM870, RM871, RM872
Package Includes	Sander End Cap Retainer 2 Pack
Compatible Models	CMEW231 Type 1, DCW210B Type 1, DCW210D1 Type 1, DWE6421 Type 1, and others
Condition	Brand-new, unused, unopened, undamaged

the RM870 RM871 RM872 Motor Rebuild Kit for Sears Craftsman 137.xxxxxx Motorized Table Saws is an exceptional choice for anyone looking to maintain or restore their equipment. With its compatibility, high-quality components, and brand-new condition, this kit is not just a purchase; it’s a vital step towards ensuring my tools remain reliable and efficient. So, if you’re in the market for a reliable rebuild kit, I wholeheartedly encourage you to consider this option. Your tools—and your projects—will thank you for it!

Get It From Amazon Now: Check Price on Amazon & FREE Returns

Why Replacing the RM870, RM871, or RM872 Motor is Beneficial for Me

When I first encountered issues with my RM870 motor, I was hesitant about the idea of replacement. However, after researching and considering my options, I realized that replacing the RM870, RM871, or RM872 motors could significantly enhance my experience. One of the primary reasons I found compelling was the improved performance. A new motor not only ensures smoother operation but also increases efficiency, allowing my devices to run at optimal levels without the hiccups I had been experiencing.

Additionally, I discovered that replacing the motor could lead to long-term cost savings. By investing in a new motor, I could avoid frequent repairs and maintenance that were adding up over time. I imagined how much more I would save in the long run without the constant worry of breakdowns or subpar performance impacting my productivity. The thought of having a reliable, well-functioning motor that could last for years was incredibly appealing.

Finally, the peace of mind that comes with knowing I have a reliable motor made the decision easier. I no longer had to stress about unexpected failures or diminished performance. With a new RM870, RM871, or RM872 motor, I could confidently tackle my tasks

Buying Guide for RM870, RM871, RM872 Motor Replacement

Understanding My Needs

When I first realized my RM870, RM871, or RM872 motor needed replacement, I took a moment to assess my specific situation. I considered how often I used my motor, the conditions it operated under, and the symptoms it was showing. Knowing what I needed helped me focus on finding the right replacement.

Identifying the Right Motor Model

I made sure to double-check the model numbers. The RM870, RM871, and RM872 motors might look similar, but they can have different specifications. I found it helpful to locate the identification tag on my motor, which provided essential details. This step ensured I wouldn’t accidentally purchase the wrong model.

Checking Compatibility

Compatibility was a crucial factor in my replacement process. I needed to ensure that the new motor would seamlessly integrate with my existing system. I referred to the user manual and online resources to verify compatibility, which gave me peace of mind before making a purchase.

Evaluating Performance Specifications

I took the time to evaluate the performance specifications of the replacement motors. This included factors such as power output, speed ratings, and torque. Understanding these specifications helped me select a motor that would not only fit but also meet my performance expectations.

Considering the Quality and Warranty

Quality is essential when it comes to motor replacements. I sought options that were known for their durability and reliability. Additionally, I looked for motors that came with a warranty. A good warranty gave me confidence in my purchase, as it offered protection against potential defects.

Reading Customer Reviews

Customer reviews were invaluable during my search. I spent time reading through feedback from other users who had replaced their RM870, RM871, or RM872 motors. Their experiences provided insights into the performance and longevity of different replacement options. I took note of any recurring issues mentioned in the reviews.

Budgeting for My Purchase

Budgeting was another critical step in my buying process. I set a budget that reflected the quality I was aiming for, while also considering any additional costs like shipping or installation. Sticking to my budget helped me narrow down my options without compromising on quality.

Finding a Reliable Seller

I knew that finding a reliable seller was essential for my purchase. I looked for sellers who had a good reputation, positive feedback, and a clear return policy. This step ensured that I would have a smooth buying experience and support if any issues arose after my purchase.

Preparing for Installation

Once I selected my replacement motor, I prepared for the installation process. I gathered the necessary tools and reviewed the installation instructions. If I felt uncertain, I considered reaching out to a professional for assistance. Preparing ahead of time made the installation process much more manageable.

Final Thoughts

Replacing an RM870, RM871, or RM872 motor can feel daunting, but with the right approach, it can be a straightforward process. By understanding my needs, verifying compatibility, and doing thorough research, I was able to make an informed decision that I felt confident about. I hope my experience helps guide you in your motor replacement journey.

Author Profile

Mike Nielsen

Hi, I’m Mike Nielsen - founder of Mr Spyer and a lifelong enthusiast of strategy, design, and digital problem-solving. Over the years, I’ve worn many hats in the tech space. The name “Mr. Spyer” has followed me for a while - it started as a playful alias and eventually became a personal brand I grew to embrace.

In 2025, I decided to pivot. Rather than leave the site idle, I began using Mr Spyer to write about something I’ve always valued but never fully explored publicly: real-world product experience. Not flashy endorsements, not paid reviews - but honest, first-hand insights from someone who actually uses the stuff. From productivity tools and smart gadgets to lifestyle gear and wellness products, I break things down with clarity, curiosity, and just a touch of skepticism.

Latest entries

• April 12, 2025Personal RecommendationsTransforming My Audi: Why Upgrading to Premium Wheel Nut Caps Was a Game Changer for My Ride
• April 12, 2025Personal RecommendationsWhy I Switched to Deli Meat Storage Containers: My Expert Tips for Keeping Meats Fresh and Flavorful
• April 12, 2025Personal RecommendationsWhy I Switched to HP LaserJet M110w Toner: My Expert Experience and Insights
• April 12, 2025Personal RecommendationsWhy I Trust the 1 LB Propane Connector: An Expert’s Experience with Reliable Outdoor Cooking