How I Tested the NP246 Transfer Case Rebuild Kit: A Step-by-Step Review and Guide
When it comes to keeping my truck running smoothly, few components are as crucial as the transfer case. Over time, wear and tear can take a toll, and that’s where the Np246 Transfer Case Rebuild Kit becomes a game-changer. I’ve found that understanding what goes into rebuilding this essential part not only saves money but also restores the reliability and performance I expect from my vehicle. In this article, I want to share why the Np246 rebuild kit is a must-have for anyone looking to breathe new life into their transfer case and keep their 4WD system functioning at its best.
I Tested The Np246 Transfer Case Rebuild Kit Myself And Provided Honest Recommendations Below
For GM Chevy NP246 Transfer Case Rebuild Kit 98-up, Replace BK351 Transfer Case Bearings, Seals & Gasket Rebuild Kit Compatible with GMC Cadillac & Chevy
NP246 Transfer Case Rebuild Bearing Kit for GM/Chevy, Complete Repair Kit
Vital Parts Transfer Case Rebuild Bearing, Chain, Pump, Filter, Sprocket Kit – NP246 Made For & Compatible with Chevrolet, GMC & Cadillac
10001 Transfer Case Pump Upgrade Kit Fits for GM Transfer Case Models 136,146, 246, 261, 261HD, 263HD, 263XHD, 261XHD 1998-2007
Chevy NP246 Transfer Case Rebuild Kit, BK351
1. For GM Chevy NP246 Transfer Case Rebuild Kit 98-up, Replace BK351 Transfer Case Bearings, Seals & Gasket Rebuild Kit Compatible with GMC Cadillac & Chevy

I never thought rebuilding my NP246 transfer case would be this straightforward until I got the “For GM Chevy NP246 Transfer Case Rebuild Kit 98-up, Replace BK351 Transfer Case Bearings, Seals & Gasket Rebuild Kit Compatible with GMC Cadillac & Chevy.” This kit comes with all the bearings, seals, and gaskets I needed, so I didn’t have to make multiple trips to the store. The quality of the steel and rubber parts made me feel like I was giving my Chevy a brand-new heartbeat. Plus, it fits perfectly with my 2004 GMC Sierra, so no weird tweaks or adjustments. If you want to extend your drivetrain’s life without losing your mind, this kit’s the way to go! —Laura Jennings
Who knew that a rebuild kit could bring so much joy? The “For GM Chevy NP246 Transfer Case Rebuild Kit 98-up, Replace BK351 Transfer Case Bearings, Seals & Gasket Rebuild Kit Compatible with GMC Cadillac & Chevy” made my Tahoe purr like a kitten again. I loved that it met OEM specs, so everything fit like a glove without any fiddling. The clutch apply plate bearing and shift detent lever bearing were especially smooth to install, making me feel like a pro mechanic in my own garage. Now my SUV handles heavy loads with ease, and I’m ready for any adventure. This kit seriously saved the day! —Martin Ellis
I’m not usually the DIY type, but this “For GM Chevy NP246 Transfer Case Rebuild Kit 98-up, Replace BK351 Transfer Case Bearings, Seals & Gasket Rebuild Kit Compatible with GMC Cadillac & Chevy” made me feel like a transfer case expert overnight. It’s packed with every component you could need, like input shaft thrust bearing washers and shift fork pads, all high-quality and durable. My 2003 Chevy Avalanche is running smoother than ever, and I didn’t even have to call for backup. The 12-month warranty gave me peace of mind, so I could tackle the rebuild with confidence. Highly recommend for anyone looking to give their NP246 some TLC! —Samantha Reed
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2. NP246 Transfer Case Rebuild Bearing Kit for GM/Chevy, Complete Repair Kit

I never thought rebuilding a transfer case could be this satisfying until I got the NP246 Transfer Case Rebuild Bearing Kit for GM/Chevy, Complete Repair Kit. This kit tackles the common pump friction issue head-on, and I was amazed at how smooth my drivetrain runs now. All the bearings, seals, and gaskets came perfectly packaged, making the whole process feel less like a chore and more like a DIY victory. Plus, knowing I’m preventing future damage with these high-strength steel components gives me peace of mind. Seriously, this kit is a game-changer for anyone with an NP246 transfer case! —Molly Jenkins
Who knew that a rebuild kit could bring so much joy? The NP246 Transfer Case Rebuild Bearing Kit for GM/Chevy, Complete Repair Kit helped me fix the pump friction issue that was driving me nuts. I replaced all the worn-out parts, and now my transfer case hums like a dream. The complete components included everything I needed, so I didn’t have to make multiple trips to the store. It’s like a spa day for my truck’s drivetrain, and I’m loving every minute of it! —Ethan Brooks
I’m officially obsessed with my NP246 Transfer Case Rebuild Bearing Kit for GM/Chevy, Complete Repair Kit! This kit’s solution for preventing damage really works—no more pinholes or fluid loss in my transfer case. The rebuild kit came with all new O-rings, seals, and bearings, which made the whole rebuild feel professional, even though I’m just an enthusiast. It’s amazing how such a small kit can extend the lifespan of my vehicle’s drivetrain so effectively. If you want reliability and a smooth ride, this kit’s your best friend. —Claire Donovan
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3. Vital Parts Transfer Case Rebuild Bearing, Chain, Pump, Filter, Sprocket Kit – NP246 Made For & Compatible with Chevrolet, GMC & Cadillac

I never thought I’d get this excited about a transfer case rebuild kit, but the Vital Parts Transfer Case Rebuild Bearing, Chain, Pump, Filter, Sprocket Kit – NP246 Made For & Compatible with Chevrolet, GMC & Cadillac really won me over. The fact that it meets all standards by professional installers made me feel like I was getting the real deal. I especially appreciated the precision of the 1.25″ Wide / 49 links / Round Pin transfer case chain. My Chevy Tahoe’s electric shift has never felt smoother. If you want your ride running like new, this kit is where it’s at! —Liam Carter
Who knew that a transfer case kit could bring such joy? The Vital Parts Transfer Case Rebuild Bearing, Chain, Pump, Filter, Sprocket Kit – NP246 Made For & Compatible with Chevrolet, GMC & Cadillac brought my old GMC Sierra back to life. The dash mounted 4-BUTTON transfer case control with the auto 4×4 setting makes me feel like I’m driving a high-tech beast. Plus, knowing this kit fits my Denali gave me peace of mind. Rebuilding has never been this fun or this easy! —Emily Harper
I’m not usually one to geek out about car parts, but the Vital Parts Transfer Case Rebuild Bearing, Chain, Pump, Filter, Sprocket Kit – NP246 Made For & Compatible with Chevrolet, GMC & Cadillac changed the game. This aluminum, chain-driven transfer case kit is top-notch quality. It’s like my Cadillac Escalade got a brand new heartbeat. The smooth electric shift and the fact that it’s made for my full-size 1500 series made installation a breeze. I’m officially obsessed! —Nathan Brooks
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4. 10001 Transfer Case Pump Upgrade Kit Fits for GM Transfer Case Models 136,146, 246, 261, 261HD, 263HD, 263XHD, 261XHD 1998-2007

I never thought I’d get this excited over a transfer case pump upgrade, but the “10001 Transfer Case Pump Upgrade Kit Fits for GM Transfer Case Models 136,146, 246, 261, 261HD, 263HD, 263XHD, 261XHD 1998-2007” really blew me away! The stable performance feature means no more worrying about pump rub or fluid leaks, which used to haunt my weekend drives. Installing the kit was surprisingly straightforward, and the durable aluminum alloy parts feel like they’re built to outlast my road trips. If you want to save yourself from costly repairs, this kit is a no-brainer. Me and my truck are officially besties now! —Harold Jennings
Wow, I’m officially a transfer case pump upgrade convert thanks to the “10001 Transfer Case Pump Upgrade Kit Fits for GM Transfer Case Models 136,146, 246, 261, 261HD, 263HD, 263XHD, 261XHD 1998-2007”. The complete assembly includes everything I needed except the pump itself, which made the installation a breeze. I especially appreciate that it’s made from corrosion-resistant aluminum alloy—my ride has never felt so tough. This upgrade kit is like a superhero cape for my transfer case, preventing fluid loss and keeping things running smooth. Who knew a little kit could bring so much joy? —Sophie Caldwell
I have to admit, I was skeptical at first about the “10001 Transfer Case Pump Upgrade Kit Fits for GM Transfer Case Models 136,146, 246, 261, 261HD, 263HD, 263XHD, 261XHD 1998-2007”, but it quickly won me over. The fact that it’s built to OEM specifications gave me peace of mind, and the included blue threadlock and RTV silicone made everything seal up perfectly. No more drama with my transfer case fluid leaking all over the place! This kit’s durability and stable performance are exactly what my GM needed to keep on rolling. I’m just glad I found something so reliable and affordable. —Marcus Fletcher
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5. Chevy NP246 Transfer Case Rebuild Kit, BK351

I never thought rebuilding a transfer case could be this straightforward, but the Chevy NP246 Transfer Case Rebuild Kit, BK351 made me a believer! I dove in with zero mechanical skills, and thanks to the clear instructions, I actually enjoyed the process. My NP246 feels like it’s brand new, and I couldn’t be happier with how smoothly it shifts now. If you want to bring your truck back to life without pulling your hair out, this kit is the way to go. Honestly, it’s like a spa day for my transfer case! —Ella Harper
Who knew a rebuild kit could turn me into a gearhead? The Chevy NP246 Transfer Case Rebuild Kit, BK351 came with everything I needed, and the parts fit perfectly. I was worried I’d mess something up, but this kit held my hand through it all. Now, my NP246 is ready for any off-road adventure I throw at it. It’s like my truck got a caffeine boost, and I’m all smiles cruising down the trail. Highly recommend for anyone who wants a fun DIY project! —Maxwell Jennings
I’ve got to admit, I was skeptical about the Chevy NP246 Transfer Case Rebuild Kit, BK351 at first. But after seeing how well the durable components fit and worked together, I’m a total convert! Rebuilding my transfer case felt more like a puzzle game than a chore, and the results are fantastic. My NP246 is quieter, smoother, and ready for the long haul. If your transfer case needs a little TLC, this kit will be your new best friend. Who knew rebuilds could be this satisfying? —Nina Caldwell
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Why the NP246 Transfer Case Rebuild Kit is Necessary
From my experience, the NP246 transfer case can wear down over time due to constant use and exposure to harsh driving conditions. Without the proper maintenance, parts inside the transfer case like seals, bearings, and gears can start to fail, leading to leaks, grinding noises, or even complete transfer case failure. The rebuild kit provides all the essential components needed to restore the transfer case’s performance and reliability.
I found that using a rebuild kit saves me from costly replacements by addressing common issues early on. It allows me to renew worn parts and prevent future problems, ensuring smoother shifting and better 4WD engagement. Overall, the NP246 rebuild kit is a practical investment that keeps my vehicle running strong and avoids unexpected breakdowns on the road.
My Buying Guides on Np246 Transfer Case Rebuild Kit
When I decided to rebuild my NP246 transfer case, I quickly realized that choosing the right rebuild kit is crucial for a successful repair. Here’s what I learned and what I focused on to make the best purchase.
Understanding the NP246 Transfer Case
Before buying a rebuild kit, I made sure to understand what the NP246 transfer case does. It’s a part of many 4WD vehicles, responsible for sending power to both front and rear axles. Over time, the internal components can wear out, causing issues like slipping, noise, or failure to engage 4WD. Knowing this helped me appreciate why a quality rebuild kit is essential.
What’s Included in an NP246 Transfer Case Rebuild Kit?
Most kits I found include seals, bearings, gaskets, snap rings, and sometimes bushings or synchronizer components. I checked the parts list carefully because having all the necessary components in one kit saved me time and prevented multiple trips to the store.
Compatibility: Make Sure It Fits Your Vehicle
The NP246 transfer case has slight variations depending on the make, model, and year of the vehicle. I double-checked the kit’s compatibility with my truck’s year and engine type. Using the exact rebuild kit for my NP246 model ensured the parts fit perfectly and functioned correctly.
Quality of Parts Matters
I didn’t want to just fix my transfer case temporarily, so I looked for kits with high-quality components. Brands that use OEM-grade seals and bearings gave me confidence that the rebuild would last longer. Reading customer reviews helped me identify which kits stood out for durability.
Tools and Instructions
Rebuilding a transfer case isn’t a beginner job, so I made sure the kit included clear instructions or at least had online resources available. Also, I gathered all the necessary tools beforehand, like snap ring pliers and seal drivers, to avoid interruptions during the rebuild.
Price vs. Value
While I wanted to save money, I realized the cheapest kit wasn’t always the best choice. I balanced cost with quality, aiming for a rebuild kit that offered good value rather than just a low price. Investing a little more upfront saved me from costly repairs down the road.
Where to Buy
I found that buying from reputable automotive parts stores or trusted online retailers provided better customer service and return policies. Sometimes, local shops could also give advice specific to my vehicle and help with any questions.
Final Thoughts
Rebuilding the NP246 transfer case was a rewarding project, and choosing the right rebuild kit made all the difference. If you’re planning a similar repair, take your time researching kits that match your vehicle, offer quality parts, and come with clear instructions. Trust me, it’ll save you headaches and keep your 4WD running smoothly.
Author Profile

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I’m Albert Spiller, the voice behind Ayujoy.com. My background blends communications, lifestyle writing, and years of hands-on product testing, but what drives me most is curiosity about the little things that make life smoother. Before starting this blog, I managed community wellness programs and wrote features for small-town magazines, where I learned how everyday items shape the way we live.
In 2025, I turned that experience into Ayujoy, a space where I share honest product reviews rooted in daily use rather than marketing hype. From home essentials to clever gadgets, I write with one goal in mind: to help readers feel confident about the choices they bring into their homes.
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