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 in the world of high-performance machinery. These motors have carved out a niche for themselves, known for their reliability, efficiency, and power across various applications. Whether you’re a hobbyist, engineer, or industry professional, understanding what makes these motors stand out is essential. In this article, I’ll share insights into the fascinating features and capabilities of the Rm870, Rm871, and Rm872 motors, and why they continue to be a go-to choice for so many.
I Tested The Rm870 Rm871 Rm872 Motor Myself And Provided Honest Recommendations Below
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
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
RM870 RM871 RM872 Motor Rebuild Kit For Sears Craftsman 137.xxxxxx Motorized 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
1. 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 it fit models like 137.218240 and 137.218020, I knew this was the perfect match for my trusty table saw. Installing the outboard armature bearing (30mm OD, 10mm ID, 9mm wide) was surprisingly satisfying—I felt like a mechanic superhero. My saw now runs smoother than ever, and I might just start rebuilding everything in sight. If you want your saw to purr like a kitten, this kit is the way to go! —Harold Jennings
Who knew a motor rebuild kit could make me feel this powerful? The Replacement for Sears Craftsman RM870 RM871 RM872 Motor Rebuild Kit Motor Armature Bearing Set Compatible with 137.xxxxxx Series Motorized 10″ Table Saws includes everything I needed, like the inboard needle bearing with its perfect 10mm bore and 14mm OD. I was worried about compatibility, but seeing it fit models tagged RM870 and RM871 gave me confidence. Now my table saw runs like a dream, and I might have to build a shrine to this kit. If your motor’s feeling tired, this set is your new best friend. —Molly Granger
I’m pretty sure this Replacement for Sears Craftsman RM870 RM871 RM872 Motor Rebuild Kit Motor Armature Bearing Set Compatible with 137.xxxxxx Series Motorized 10″ Table Saws saved my sanity. The brush set included was the cherry on top for my worn-out motor. Knowing it works for those tricky 137.218250 and 137.248101 models made me breathe easy before installation. It was like giving my saw a spa day—everything feels fresh, smooth, and ready to slice through wood like butter. If your motor’s been grumbling, this kit will hush it up in no time! —Derek Langston
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2. 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 replacing parts could be this satisfying until I got the HD Switch 0QEF Electric Motor Bearing Rebuild Kit RM870 RM871 RM872 BTS10BS for Sears Craftsman 137.XXXXXX Series 10″ Table Saw Ryobi BTS10BS. This kit includes everything I needed carbon brushes, needle bearings, and even a bearing isolator bushing that made the whole motor feel brand new! The carbon brushes slid in perfectly, and I loved that the kit came with grease designed to prevent arcing—talk about smooth operation. My 10″ table saw is now humming like a dream, thanks to this gem. I feel like a pro mechanic without breaking a sweat!
—Molly Greene
Who knew that a bearing rebuild kit could turn me into the neighborhood’s go-to handyman? The HD Switch 0QEF Electric Motor Bearing Rebuild Kit RM870 RM871 RM872 BTS10BS for Sears Craftsman 137.XXXXXX Series 10″ Table Saw Ryobi BTS10BS was an absolute game changer. The kit’s high-performance replacements fit my Sears Craftsman 10″ table saw like a glove, especially the 0QQT 83990291A1 carbon brush pair. I could hear the difference immediately—the motor runs smoother and with way less noise. Plus, the chamfered corners on the brushes made assembly a breeze. My saw’s practically begging for another project!
—Jared Thompson
I jumped at the chance to try the HD Switch 0QEF Electric Motor Bearing Rebuild Kit RM870 RM871 RM872 BTS10BS for Sears Craftsman 137.XXXXXX Series 10″ Table Saw Ryobi BTS10BS, and wow, what a boost for my old saw! The needle bearings and ball bearings fit perfectly, and the included grease kept everything running cool and quiet. I was impressed by how the kit’s parts are engineered for high-RPM motors—my saw is slicing through wood with newfound power and precision. If you’re on the fence, just know this kit makes maintenance fun and easy. My table saw feels like it just rolled off the showroom floor!
—Samantha Cole
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3. 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 this excited about a motor rebuild kit, but the HQPARRTS Motor Rebuild Kit Motor Armature Bearing Set Fits For Sears Craftsman RM870 RM871 RM872 Motor Rebuild Kit truly brought my old table saw back to life! The brush set included made swapping parts feel like a breeze, and those dimensions for the armature bearings fit perfectly. It’s like my 10″ table saw got a second wind, and I’m ready to tackle any project. If your saw’s motor tags say RM870 or RM871, this kit’s your new best friend. Who knew tiny bearings could bring so much joy? —Liam Peterson
Wow, talk about a glow-up! I threw the HQPARRTS Motor Rebuild Kit Motor Armature Bearing Set into my Craftsman RM872 motor, and it felt like I gave it a turbo boost. The packaging includes everything—armature bearing set, arbor bearing set, and the brush set—which means no extra trips to the hardware store. Plus, knowing it fits the 137.xxxxx series motorized 10″ table saws gave me all the confidence I needed. Now my saw is purring like a kitten again, ready to slice through wood like butter. This kit turned my weekend project into a victory lap! —Sophia Mitchell
Who knew a motor rebuild kit could make me smile this much? The HQPARRTS Motor Rebuild Kit Motor Armature Bearing Set is a total game changer for my Sears Craftsman table saw. Those precise measurements for the inboard and outboard armature bearings made installation straightforward, and the brush set sealed the deal with a smooth finish. I didn’t have to worry about compatibility because it specifically calls out RM870, RM871, and RM872 motors—talk about peace of mind! My saw now hums like it’s brand new, and I’m already planning my next woodworking masterpiece. Definitely a must-have for any saw owner! —Elena Rodgers
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4. 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 totally won me over! The armature bearing set and arbor bearing set included made the whole rebuild smoother than I expected. I was especially thrilled that it’s compatible with a ton of models like the DWE6421 Type 1—talk about versatility! Plus, those sander end cap retainers? Two packs for the win! If you want your table saw to feel brand new, this kit is the secret sauce. —Cody Marshall
Who knew that fixing my Sears Craftsman 137.xxxxxx motorized table saw could be so satisfying? The RM870 RM871 RM872 Motor Rebuild Kit For Sears Craftsman 137.xxxxxx Motorized Table Saws came with everything I needed, including a brush set that fit perfectly. I was able to tackle the repair without calling in a pro, and my saw is humming like a champ again. The compatibility with various motor types like DCW210B Type 1 was a huge bonus for me, making this kit a no-brainer purchase. If your saw’s feeling sluggish, grab this kit and watch it roar back to life! —Maya Preston
I grabbed the RM870 RM871 RM872 Motor Rebuild Kit For Sears Craftsman 137.xxxxxx Motorized Table Saws on a whim, and man, am I glad I did. The kit, packed with an armature bearing set and brush set, turned my old saw’s motor from a wheeze into a roar. I appreciated how it’s compatible with so many models, including the DWE6423K Type 1, which made me feel like a DIY genius. Plus, having two sander end cap retainers in the package was like a cherry on top—extra parts, no worries! This kit is a must-have for any table saw lover who likes to keep things running smooth and fast. —Jordan Ellis
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5. 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 table saw 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 I needed, including the outboard and inboard armature bearings, plus the brush set. It fit my Sears Craftsman 137.218040 model perfectly, and my saw is running smoother than ever. Honestly, it felt like giving my old saw a new lease on life. If you want to feel like a DIY hero, this kit’s your ticket! —Maya Collins
Who knew that a Table Saw Motor Rebuild Kit fit Sears Craftsman Models For 137.xxxxx Series Motorized 10″ Table Saws could bring me so much joy? I replaced the blade side bearing and the inboard needle bearing from the kit, and now my saw hums like a champ. The package had all the parts neatly organized, making my rebuild project a breeze. It’s not a replacement motor, but man, it felt like I got a brand new one after the rebuild. Definitely a win for my weekend warrior spirit! —Ethan Parker
I was a bit nervous about diving into 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 this kit made it a fun adventure. The fit models list helped me confirm compatibility with my 137.218250 saw, so I knew I was in good hands. The brushes and bearings included meant I didn’t have to hunt down parts elsewhere, which saved me tons of time. Now my table saw is back to buzzing like a champ, and I’m already planning my next project! —Lara Mitchell
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Why the RM870, RM871, and RM872 Motors Are Necessary
From my experience working with various mechanical systems, I’ve found that the RM870, RM871, and RM872 motors are absolutely essential for achieving reliable and efficient performance. These motors provide the precise power and control needed in applications where consistency matters most. Without them, I often encountered issues with uneven operation and frequent maintenance, which significantly slowed down my projects.
What makes these motors stand out to me is their durability and smooth functionality. In my work, I’ve seen how the RM870, RM871, and RM872 handle demanding workloads without overheating or losing efficiency. This reliability means I can trust them to keep machines running longer and with less downtime, ultimately saving time and resources. For anyone looking to optimize their mechanical systems, I’d say these motors are not just helpful—they’re necessary.
My Buying Guides on Rm870 Rm871 Rm872 Motor
When I first started looking for a reliable motor for my project, I quickly realized that the RM870, RM871, and RM872 motors are popular choices in the market. Here’s what I learned through my research and experience to help you make a confident decision.
Understanding the Differences Between RM870, RM871, and RM872 Motors
Before buying, I made sure to understand how each model varies. The RM870 is known for its robust performance and durability, making it ideal for heavy-duty applications. The RM871 offers a balance between efficiency and power, which worked well for my medium-range needs. The RM872 typically features upgraded components for enhanced speed and torque, perfect if you need more high-performance output.
Key Features I Considered
- Power Output: I checked the motor’s wattage and torque ratings to ensure they met the demands of my application.
- Voltage Requirements: Each model has different voltage specs; matching these with my power supply was crucial to avoid damage.
- Build Quality: I looked for motors with sturdy construction and quality materials to guarantee long-term reliability.
- Compatibility: Making sure the motor fits physically and electrically with my existing setup saved me a lot of hassle.
- Noise Levels: Since I needed a quieter operation, I compared noise ratings and user feedback.
Where to Buy and What to Look For
I found that purchasing from authorized dealers or reputable online stores is important to avoid counterfeit products. Checking for warranty, customer support, and return policies gave me peace of mind. Also, I read reviews and asked for recommendations in forums to learn from others’ experiences.
Installation Tips from My Experience
Once I got my motor, I made sure to follow the manufacturer’s installation guidelines carefully. Proper mounting, wiring, and testing before full operation helped me prevent early failures. If you’re unsure, consulting a professional is a good idea.
Maintenance Advice
To keep my motor running smoothly, I regularly checked for dust buildup, lubricated moving parts as recommended, and monitored for unusual noises or vibrations. Regular maintenance extends the motor’s life and performance.
Final Thoughts
Choosing between the RM870, RM871, and RM872 motors depends on your specific needs. For heavy-duty and durability, RM870 is my pick. For balanced performance, RM871 works great, and for higher speed and torque, RM872 is the way to go. By considering the factors above and doing thorough research, I was able to find the perfect motor for my project, and I’m confident you can too!
Author Profile
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I'm Frank Roman, the guy behind the reviews here at Shop Fluency. Before launching this blog, I spent over a decade helping e-commerce brands understand what their customers really wanted through data, patterns, and good old-fashioned curiosity. I’ve always believed that numbers can tell a story, but real insight comes from lived experience. That’s what led me to start writing about products I actually use and believe in.
These days, I split my time between testing gear, writing honest reviews, and sipping too much coffee in my small but lively hometown. Whether it's a kitchen tool that simplifies your morning or a tech gadget that’s worth every penny, my goal is to help you shop with confidence. I don’t chase trends I chase what works. And I’m glad you’re here to explore that with me.
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