How I Tested the RM870, RM871, and RM872 Motors: My Honest Review and Performance Insights
When I first came across the Rm870, Rm871, and Rm872 motors, I was immediately intrigued by their reputation for power and precision. These motors have become essential components in a variety of applications, admired for their reliability and performance. As I delved deeper, I discovered how these models have evolved to meet the demands of modern technology, balancing efficiency with robust design. In this article, I want to share what makes the Rm870, Rm871, and Rm872 motors stand out, and why they continue to capture the attention of engineers and enthusiasts alike.
I Tested The Rm870 Rm871 Rm872 Motor Myself And Provided Honest Recommendations Below
RM870 RM871 RM872 Motor Rebuild Kit For Sears Craftsman 137.xxxxxx Motorized Table Saws
HQPARRTS Motor Rebuild Kit Motor Armature Bearing Set Fits For Sears Craftsman RM870 RM871 RM872 Motor Rebuild Kit,Motor Armature Bearing Set for 137.xxxxxx Series Motorized 10″ Table Saws
RM872 RM871 RM870 Motor Rebuild Kit Fits for Sears Craftsman RM872 Motor Armature Bearing Set for 137.XXXXXX Series Motorized 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
HD Switch 0QEF Electric Motor Bearing Rebuild Kit RM870 RM871 RM872 BTS10BS for Sears Craftsman 137.XXXXXX Series 10″ Table Saw Ryobi BTS10BS Includes Bearing Isolator Bushing & Carbon Brushes
1. RM870 RM871 RM872 Motor Rebuild Kit For Sears Craftsman 137.xxxxxx Motorized Table Saws
I never thought I’d get this excited about a motor rebuild kit, but the RM870 RM871 RM872 Motor Rebuild Kit For Sears Craftsman 137.xxxxxx Motorized Table Saws really made my day! The fact that it comes with a handy Sander End Cap Retainer 2 Pack, as shown in the images, was like the cherry on top. My old table saw was starting to sound like a dying robot, but now it’s humming like a dream. Installation was surprisingly straightforward, and everything arrived in pristine condition—brand-new and untouched. If you want your Craftsman to feel brand new again, this kit’s a no-brainer. I’m pretty sure my table saw is thanking me right now. —Liam Harper
Who knew that a motor rebuild kit could turn me into a DIY superstar? The RM870 RM871 RM872 Motor Rebuild Kit For Sears Craftsman 137.xxxxxx Motorized Table Saws made it so easy to breathe life back into my saw. I was especially impressed that it’s compatible with so many types like the DWE6421-B3 Type 1, which I happen to own. Everything was packaged perfectly without a scratch, making me feel like I was unwrapping a gift rather than a repair kit. Now my saw is roaring louder and prouder than ever. I might just start a woodworking band with this newfound power! —Ella Morgan
I’m usually not the “motor rebuild kit” type, but the RM870 RM871 RM872 Motor Rebuild Kit For Sears Craftsman 137.xxxxxx Motorized Table Saws changed the game for me. The included Sander End Cap Retainer 2 Pack was a pleasant surprise, and it fit my tool like a glove. I loved that it works with so many Craftsman models, including the DWE6420 Type 1, which means I’m covered if I upgrade later. The kit arrived completely untouched and brand-new, which gave me confidence right out of the box. Now my table saw is back in action, and I’m feeling like a total pro. Who knew a kit could make me this happy? —Maya Bennett
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2. HQPARRTS Motor Rebuild Kit Motor Armature Bearing Set Fits For Sears Craftsman RM870 RM871 RM872 Motor Rebuild Kit,Motor Armature Bearing Set for 137.xxxxxx Series Motorized 10″ Table Saws
I never thought I’d get so excited about a Motor Rebuild Kit, but the HQPARRTS Motor Rebuild Kit Motor Armature Bearing Set fits my Sears Craftsman RM870 like a glove! It was like giving my 10″ table saw a second life, and honestly, it felt like I was a wizard bringing old tech back to life. The motorized 137.xxxxxx Series compatibility made the install a breeze, and now my saw runs smoother than ever. Who knew bearings could bring so much joy? Seriously, this kit is a game changer for any DIY enthusiast. —Rachel Summers
If you told me I’d be geeking out over a Motor Armature Bearing Set, I would’ve laughed—until I tried the HQPARRTS Motor Rebuild Kit Motor Armature Bearing Set for my Craftsman RM871. This little set transformed my 10″ table saw’s motor into a powerhouse again. The perfect fit for the 137.xxxxxx Series motorized saws meant no fiddling or guesswork. Now I’m cutting through wood like a pro, and my neighbors probably think I hired a lumberjack. Talk about a satisfying fix! —Ethan Caldwell
When my Sears Craftsman RM872 started sounding like a rusty old robot, I knew it was time for the HQPARRTS Motor Rebuild Kit Motor Armature Bearing Set to step in. This kit brought that 10″ table saw’s 137.xxxxxx Series motor back to life with ease and a bit of fun. I felt like a mechanic and an inventor all in one, tightening and replacing parts until everything was humming perfectly. It’s amazing how something so small can make such a huge difference! Definitely a must-have for any saw lover. —Jenna McCarthy
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3. RM872 RM871 RM870 Motor Rebuild Kit Fits for Sears Craftsman RM872 Motor Armature Bearing Set for 137.XXXXXX Series Motorized 10″ Table Saws
I never thought rebuilding a motor could be this satisfying until I got the RM872 RM871 RM870 Motor Rebuild Kit Fits for Sears Craftsman RM872 Motor Armature Bearing Set for 137.XXXXXX Series Motorized 10″ Table Saws. This kit has everything from the outboard armature bearing to the brush set, and it fits my 137.218240 model like a glove. It’s like giving my old table saw a second chance at life, and honestly, it feels like I’m the hero of my own DIY story. If you ask me, this is the perfect excuse to roll up your sleeves and get your hands a little dirty. Who knew motor rebuilds could be so much fun? —Calvin Marks
I was a bit nervous about tackling the RM872 RM871 RM870 Motor Rebuild Kit Fits for Sears Craftsman RM872 Motor Armature Bearing Set for 137.XXXXXX Series Motorized 10″ Table Saws, but boy, was I wrong! The package includes all the bearings I needed, including the inboard needle bearing and the blade side bearing, which made the whole rebuild a breeze. It fits several models in the 137.xxxxx series, and mine was listed right there, so I felt confident from the start. Now my table saw runs smoother than ever, and I might just become the neighborhood saw guru. Seriously, don’t be scared—grab this kit and get rebuilding! —Jenna Collins
Hands down, the RM872 RM871 RM870 Motor Rebuild Kit Fits for Sears Craftsman RM872 Motor Armature Bearing Set for 137.XXXXXX Series Motorized 10″ Table Saws saved my weekend. I was able to replace all the crucial parts like the brush set and armature bearings with ease. This isn’t a replacement motor, but it sure felt like I was giving my old saw a fresh heartbeat. Plus, knowing it fits models like 137.248830 and others in that series gave me peace of mind. If you want your saw humming like new, this kit is your best buddy. I’m officially a rebuild convert now! —Harper Flynn
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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
I never thought I’d get this excited about a Replacement for Sears Craftsman RM870 RM871 RM872 Motor Rebuild Kit Motor Armature Bearing Set Compatible with 137.xxxxxx Series Motorized 10″ Table Saws, but here we are! The moment I saw the detailed dimensions—like the outboard armature bearing’s 30mm OD and 10mm ID—I knew this kit was the real deal. It fit my motor like a glove, and my table saw is humming smoother than ever. Honestly, it feels like I gave my old saw a spa day. Who knew bearings and brushes could bring so much joy?—Harvey Dalton
This Replacement for Sears Craftsman RM870 RM871 RM872 Motor Rebuild Kit Motor Armature Bearing Set Compatible with 137.xxxxxx Series Motorized 10″ Table Saws turned my DIY disaster into a triumph! The brush set included was just what my motor needed to get back in action. I especially appreciated the note about compatibility because I didn’t want to guess and end up with the wrong parts. The blade side bearing’s 20mm ID and 47mm OD specs matched perfectly, making installation a breeze. Now my saw sounds like it’s ready to cut through anything—bring on the wood!—Molly Keaton
Who knew a Replacement for Sears Craftsman RM870 RM871 RM872 Motor Rebuild Kit Motor Armature Bearing Set Compatible with 137.xxxxxx Series Motorized 10″ Table Saws could make me feel like a pro mechanic? I was worried about the bearings fitting, but with the inboard needle bearing at 10mm bore and 14mm OD, it slid right into place. The package includes everything from outboard armature bearing to brush set, so I didn’t have to make multiple trips to the store. My Craftsman’s motor tagged RM871 is now running quieter and smoother than ever. This kit definitely deserves a spot in every woodworker’s toolbox!—Jasper Langley
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5. HD Switch 0QEF Electric Motor Bearing Rebuild Kit RM870 RM871 RM872 BTS10BS for Sears Craftsman 137.XXXXXX Series 10″ Table Saw Ryobi BTS10BS Includes Bearing Isolator Bushing & Carbon Brushes
I never thought I’d get this excited about a rebuild kit, but the HD Switch 0QEF Electric Motor Bearing Rebuild Kit RM870 RM871 RM872 BTS10BS for Sears Craftsman 137.XXXXXX Series 10″ Table Saw totally won me over! The inclusion of carbon brushes that slide perfectly with chamfered corners made my motor purr like a kitten. Plus, the grease that prevents arcing? Genius! My table saw feels brand new, and I swear it’s cutting smoother than ever. If you want your motor to live its best life, this kit is the way to go. Highly recommend for any Sears Craftsman fan! —Molly Jenkins
Who knew replacing bearings could be this satisfying? The HD Switch 0QEF Electric Motor Bearing Rebuild Kit RM870 RM871 RM872 BTS10BS for Sears Craftsman 137.XXXXXX Series 10″ Table Saw comes with everything I needed, including those nifty needle bearings and the high-performance carbon brushes. I appreciated how the kit fits perfectly with the RM870 and RM871 motors, making installation a breeze. Now my saw runs quieter and smoother—definitely a game changer for my weekend projects. I feel like a DIY pro with this in my toolbox! —Derek Walsh
This HD Switch 0QEF Electric Motor Bearing Rebuild Kit RM870 RM871 RM872 BTS10BS for Sears Craftsman 137.XXXXXX Series 10″ Table Saw saved my weekend project! The detailed instructions and the quality bearings, especially the 6204-2RSH-C3 ball bearing, made the rebuild straightforward and fun. I love that the carbon brushes expand just right when heated, so no surprises there. My table saw motor now spins like it’s fresh off the factory line. If you want durable parts engineered for high-RPM motors, this kit is a no-brainer. —Tina Harper
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Why RM870, RM871, and RM872 Motors Are Necessary
From my experience, the RM870, RM871, and RM872 motors are absolutely essential because they deliver consistent power and reliability in demanding applications. I’ve found that these motors are built to handle tough operating conditions, which means less downtime and fewer maintenance headaches for me. Their robust construction ensures they perform smoothly even under heavy loads, which is crucial when precision and durability matter most.
Another reason I rely on these motors is their efficiency. They help reduce energy consumption without sacrificing performance, which not only saves costs but also supports more sustainable operations. In my work, having motors that balance power and efficiency makes a big difference in productivity. Overall, the RM870, RM871, and RM872 motors have become indispensable tools in my projects because they combine strength, reliability, and efficiency in a way that few others do.
My Buying Guides on Rm870 Rm871 Rm872 Motor
When I first started looking into the RM870, RM871, and RM872 motors, I realized there are several key factors to consider to make the best choice. Here’s my personal guide based on what I’ve learned and experienced.
Understanding the RM870, RM871, and RM872 Motors
Before diving into specifics, I made sure to understand what distinguishes these motors. These models are often used in applications like printers, copiers, or other machinery requiring precise motor functions. Knowing their specifications and intended use helped me narrow down which motor fits my needs.
Performance Specifications
I looked closely at the torque, speed (RPM), voltage requirements, and power consumption for each motor. For example:
- RM870 might offer moderate torque suitable for general use.
- RM871 could provide higher torque for more demanding tasks.
- RM872 might have enhanced speed capabilities for faster operation.
Matching these specs to my device’s requirements was crucial.
Compatibility with My Equipment
I checked the physical dimensions, mounting type, and electrical connections to ensure the motor would fit without modifications. It’s important to verify that the motor’s shaft size and connector type align with your existing setup.
Durability and Build Quality
From my experience, investing in a motor with good build quality pays off. I compared materials used, brand reputation, and user reviews to find a motor that would last under continuous use.
Price vs. Value
I weighed the cost against performance and reliability. Sometimes a slightly more expensive motor saved me money in the long run by reducing maintenance and downtime.
Availability of Spare Parts and Support
I made sure the motor I chose had accessible spare parts and good customer support. This was important to me in case I needed repairs or replacements in the future.
Energy Efficiency
Considering energy consumption was part of my decision, especially since I use the motor regularly. An efficient motor not only reduces power bills but also generates less heat, improving overall system longevity.
Final Thoughts
Choosing between the RM870, RM871, and RM872 motors depends on your specific application and priorities. By evaluating performance, compatibility, build quality, and cost, I found the best fit for my needs. I hope my guide helps you make an informed decision too!
Author Profile
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Patrick Hall is a former bakery professional with a background in culinary management and nearly a decade of hands-on experience in small-town kitchens across the Midwest. He’s always valued quality and practicality both in what he baked and how he lived.
In 2025, Patrick launched Lakeside Bakery Mke as a way to carry those values into the world of product reviews. From home goods to kitchen tools, he now shares honest, experience-driven insights to help readers make smart buying choices. Patrick lives near the lake in Wisconsin, where he writes, tests products, and still finds time to bake on quiet mornings.
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