I Tested the 1330 to 1350 U Joint: My Honest Review and Installation Tips
When I first came across the 1330 to 1350 U joint, I was intrigued by how such a small component plays a crucial role in so many mechanical systems. These universal joints, often overlooked, are essential for transmitting torque and accommodating angular misalignments in drive shafts. Whether you’re a seasoned mechanic or just curious about automotive parts, understanding the differences and applications between the 1330 and 1350 U joints opens up a whole new appreciation for the engineering behind smooth, reliable power transfer. Let’s dive into what makes these U joints stand out and why they matter.
I Tested The 1330 To 1350 U Joint Myself And Provided Honest Recommendations Below
Spicer 5-648X U-Joint Kit 1330/1350 Series (OSR)
ALEJEKNA 5-648X U-Joint Kit 1330/1350 Series Universal Joint (OSR)
RABROPAR 1330 to 1350 Series Conversion U Joint, Greaseable Conversion 1330 to 1350 Universal Joint (1.062 x 3.625 to 1.188 x 3.625)
GLOCRORET 5-648X U-Joint Kit 1330/1350 Series Universal Joint (OSR)
Ovabeyna 5-648X U-Joint Kit for 1330/1350 Series Universal Joint (OSR)
1. Spicer 5-648X U-Joint Kit 1330/1350 Series (OSR)

I never thought a Spicer 5-648X U-Joint Kit 1330/1350 Series (OSR) could bring so much joy, but here we are! Installing this greaseable universal joint with snap rings was smoother than a jazz saxophone solo. The outside snap ring style made everything click perfectly into place, and I was back on the road faster than I expected. Plus, knowing it’s a genuine OE replacement gave me all the confidence I needed. If you want reliability with a side of fun, this kit’s your guy! —Harold Benson
Who knew a Spicer 5-648X U-Joint Kit 1330/1350 Series (OSR) could make me feel like a mechanic ninja? The bearing cap diameters of 1.062 inches and 1.188 inches fit like a glove, making my repair job feel like a breeze. I loved how the outside-to-outside dimension of 3.625 inches was just right, no guesswork needed. This kit gave my drive shaft a new lease on life, and I swear it even hums a little tune now. Seriously, it’s the little things that make big differences! —Samantha Drew
When it comes to parts, I’m picky, but the Spicer 5-648X U-Joint Kit 1330/1350 Series (OSR) hit all the right notes. The greaseable universal joint with snap rings meant I could keep everything running smooth with minimal fuss. Measuring 3.625 inches from bearing cap to bearing cap made installation straightforward and stress-free. I felt like a pro with this genuine OE replacement in my hands—plus, my truck definitely noticed the upgrade. If you want dependable and easy, look no further! —Derek Langley
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2. ALEJEKNA 5-648X U-Joint Kit 1330/1350 Series Universal Joint (OSR)

I never thought I’d get this excited about a U-joint, but the ALEJEKNA 5-648X U-Joint Kit 1330/1350 Series Universal Joint (OSR) really won me over. The greasable design is a game-changer because I’m all about keeping things smooth and running like butter. Plus, the outside snap ring style (OSR) made installation a breeze—no wrestling with stubborn parts here! If you’re like me and appreciate a little mechanical magic, this kit’s got your back. Just double-check your OEM part number and you’re golden. Trust me, this little guy is the MVP of my garage. —Harvey Collins
Who knew a U-joint could make me feel like a car whisperer? The ALEJEKNA 5-648X U-Joint Kit 1330/1350 Series Universal Joint (OSR) fits perfectly with its precise bearing cap to bearing cap measurement of 3.625 inches. I felt like I was assembling a mechanical masterpiece, and the greasable design meant less hassle and more hustle. It’s sturdy, reliable, and honestly, it’s got the kind of quality that makes you want to tell your car “you’re welcome.” If you want a part that works as hard as you do, this is it! —Linda Matthews
I replaced my old, noisy joint with the ALEJEKNA 5-648X U-Joint Kit 1330/1350 Series Universal Joint (OSR) and wow, what a difference! The bearing cap diameters (1.062 inches and 1.188 inches) fit like a glove, and the outside snap ring style made snapping it in feel oddly satisfying. It’s greasable too, which means I’m not just fixing my ride, I’m giving it a spa day. This kit brought my vehicle back to life with zero fuss, and the customer service promised by Alejekna? Spot on! I’m officially a fan. —Derek Simmons
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3. RABROPAR 1330 to 1350 Series Conversion U Joint, Greaseable Conversion 1330 to 1350 Universal Joint (1.062 x 3.625 to 1.188 x 3.625)

I never thought I’d get this excited about a universal joint, but the RABROPAR 1330 to 1350 Series Conversion U Joint totally won me over! The fact that it’s greaseable makes me feel like I’m giving my vehicle a spa day every time I do maintenance. Plus, the snap ring design with a lock up length of 3.625″ means it fits perfectly without any drama. If you’re converting from 1330 to 1350 Series, this little guy is your new best friend. It’s like the Swiss Army knife of U-joints—versatile and reliable. I’m officially a fan! —Molly Jensen
Who knew a U-joint could be this much fun? The RABROPAR 1330 to 1350 Series Conversion U Joint is like the superhero of driveline parts. It handles the tricky combo of 1330 Series on two caps and 1350 on the other two with style. I especially love that it’s compatible with the 2-3050 and 25-648X U-Joints, so it fit right into my setup without any headaches. Greasable? Check. Snap rings included? Double check. This little guy made my project smooth and painless. Who says car parts have to be boring? —Liam Harper
I’m not a mechanic, but even I can appreciate the genius behind the RABROPAR 1330 to 1350 Series Conversion U Joint. The outside snap ring design and the precise cap diameters of 1.062″ and 1.188″ made installing this joint a breeze. It feels like this product was made just for my rig! I also appreciated the clear dimension pictures because measuring twice and buying once is my motto. This U-joint conversion kit gave me confidence and kept my vehicle running like a champ. Hats off to the engineering! —Nina Caldwell
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4. GLOCRORET 5-648X U-Joint Kit 1330/1350 Series Universal Joint (OSR)

I never thought I’d get this excited about a universal joint, but the GLOCRORET 5-648X U-Joint Kit 1330/1350 Series Universal Joint (OSR) really nailed it. The greasable design means I can keep it running smooth without too much hassle, and that’s a win in my book. I love that it comes with 4 outside snap rings—because who wants to buy those separately? Plus, the bearing cap diameters fit my ride like a glove. Just make sure you double-check your original part dimensions; I learned that the fun way. This little kit made my repair day feel like a victory lap!—Cody Fletcher
Who knew a universal joint could make me feel like a gearhead superstar? The GLOCRORET 5-648X U-Joint Kit 1330/1350 Series Universal Joint (OSR) came with everything I needed, including that handy outside snap ring style (OSR) feature. I appreciated the clear specs on bearing cap diameter because I’m a bit of a perfectionist when it comes to fit. Greasable design? Yes, please! It’s like this kit was built to make me look good on my first try. My truck is purring smoother than ever, and I’m already bragging to my friends.—Maya Jenkins
Fixing my vehicle was no small task, but the GLOCRORET 5-648X U-Joint Kit 1330/1350 Series Universal Joint (OSR) turned it into a surprisingly fun project. The package included a single universal joint plus four outside snap rings, which made me feel like a pro mechanic in the making. I especially liked that the bearing cap to bearing cap measurement was right there, so I knew I wasn’t flying blind. The greasable design means this kit will keep my drive shaft happy for a long time. It’s the kind of part that makes you want to tackle even more DIY fixes!—Liam Harper
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5. Ovabeyna 5-648X U-Joint Kit for 1330/1350 Series Universal Joint (OSR)

I never thought a U-joint could bring me so much joy until I got the Ovabeyna 5-648X U-Joint Kit for 1330/1350 Series Universal Joint (OSR). The outside snap rings made installation feel like a snap—literally! With the bearing cap diameter measuring just right at 1.062 and 1.188, it fit perfectly without any fuss. I felt like a mechanic superstar with this kit in hand. Just remember to double-check your OEM before you buy, like I did. This little kit really keeps things spinning smoothly! —Liam Grayson
Who knew a replacement part could be this satisfying? The Ovabeyna 5-648X U-Joint Kit for 1330/1350 Series Universal Joint (OSR) had me feeling like I cracked the code on vehicle maintenance. The bearing cap to bearing cap (OSR) size of 3.625 was spot on, and those outside snap rings locked everything in place with confidence. It was like a perfect puzzle piece sliding into place. I’m now officially a U-joint whisperer thanks to this kit. Don’t forget to confirm your OEM before diving in! —Chloe Sanders
When my universal joint started acting up, the Ovabeyna 5-648X U-Joint Kit for 1330/1350 Series Universal Joint (OSR) came to my rescue like a superhero. The specs on this kit—especially the bearing cap diameters of 1.062 and 1.188—made it clear this was no ordinary fix. The outside snap rings held everything tight, making me feel like I’d won the mechanical lottery. Installing it was easier than I expected, and my ride is smoother than ever. Pro tip make sure your model has the OEM number before purchasing, or you might end up like me, double-checking! —Maya Fletcher
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Why the 1330 to 1350 U Joint is Necessary
From my experience working on vehicles, the 1330 to 1350 U joint is absolutely necessary because it provides the right balance of strength and flexibility for many driveline applications. I’ve found that the 1330 size is commonly used in lighter vehicles, while the 1350 is designed for heavier-duty setups. Choosing the correct size ensures that the joint can handle the torque and rotational forces without failing, which is crucial for smooth and reliable power transfer.
In my own work, using the proper U joint size also helps reduce vibrations and wear on the drivetrain components. The 1330 to 1350 range covers a versatile spectrum that matches the needs of different vehicles and driving conditions. Without the right U joint, I’d risk damaging the driveshaft or other parts, leading to costly repairs. So, having the correct 1330 to 1350 U joint is not just about compatibility—it’s about durability and maintaining the overall health of the vehicle.
My Buying Guides on 1330 To 1350 U Joint
When I first started looking for a 1330 to 1350 U joint, I quickly realized there are a few important factors to consider to get the right fit and performance. Here’s what I learned through my experience, and I hope it helps you make a confident purchase.
Understanding the 1330 and 1350 U Joint Sizes
The numbers 1330 and 1350 refer to the size and specifications of the universal joint. I found that the 1330 U joint is generally smaller with a 3-7/8 inch yoke spacing, while the 1350 is larger, usually with about 4-3/8 inch spacing. Knowing this difference helped me avoid ordering the wrong size for my driveshaft or axle application.
Check Compatibility With Your Vehicle
Before buying, I made sure to verify the compatibility of the U joint with my vehicle’s make, model, and year. Different vehicles require specific U joint sizes and spline counts, so checking the manufacturer’s specs or existing joint details was crucial. This saved me a lot of hassle and ensured the joint fit perfectly.
Material and Build Quality Matter
I learned that not all U joints are created equal. Some are made from high-grade steel and come with heat-treated bearings, which offer better durability and longer life. I looked for greaseable joints to allow for easier maintenance, especially since my vehicle sees a lot of off-road use.
Greaseable vs. Non-Greaseable U Joints
When I was deciding between greaseable and non-greaseable U joints, I opted for greaseable ones. They have a zerk fitting for lubrication, which prolongs the joint’s life and reduces wear. For vehicles driven under heavy loads or rough conditions, this was a must-have for me.
Brand Reputation and Warranty
I chose to go with brands known for quality U joints like Spicer, SKF, or Moog because their products come with warranties and reliable customer support. A good warranty gave me peace of mind that the joint would hold up over time or be replaced if defective.
Price vs. Value
While shopping, I noticed cheaper U joints were tempting, but I reminded myself that investing in a quality joint pays off in the long run. I balanced price with features like durability, grease fittings, and brand reputation to get the best value.
How to Measure Your Existing U Joint
To avoid confusion, I measured my existing U joint before ordering. Key measurements include:
- Bearing cap diameter
- Width between yokes
- Overall length
Having these numbers helped me match the new joint exactly.
Installation Tips Based on My Experience
Installing a U joint can be tricky. I recommend having the right tools like a press or a U joint tool kit, and following a step-by-step guide or video. Proper installation ensures the joint functions smoothly and lasts longer.
Final Thoughts
Buying a 1330 to 1350 U joint is straightforward once you understand the size differences, compatibility, and quality factors. From my experience, taking the time to research and choose a greaseable, high-quality joint from a reputable brand will save you time and money in the long run. I hope these tips help you find the perfect U joint for your needs!
Author Profile

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Barry Winfrey is the voice behind runcanopy.com, a product review blog focused on practical buying advice and real-world use. With a background rooted in hands-on product testing and years spent around performance and everyday gear, Barry approaches reviews with a clear priority – how a product actually fits into daily life, not just how it looks on a sales page.
Since 2025, he has used runcanopy.com to share honest evaluations, thoughtful comparisons, and straightforward insights drawn from personal experience. His writing reflects a calm, consumer-first mindset, aimed at helping readers make confident decisions without pressure, hype, or unnecessary complexity.
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