If you’ve ever wrestled with a wobbly three-point hitch, you know how frustrating an unstable implement can be. Sway blocks are the unsung heroes that keep your equipment centered and steady, reducing wear on pins and bushings. Whether you’re a farmer, landscaper, or equipment enthusiast, choosing the right sway block can make your work safer and more efficient.
This guide reviews ten of the best sway blocks for John Deere tractors, covering left and right hand options for classic models like the 1020 and 4010, as well as newer 6R series. We’ll break down fitment, OEM replacements, and what each product is best for, so you can pick the perfect match for your tractor.
CERTAIN CONTENT THAT APPEARS ON THIS SITE COMES FROM AMAZON. THIS CONTENT IS PROVIDED “AS IS” AND IS SUBJECT TO CHANGE OR REMOVAL AT ANY TIME.
T30277 Left Hand Sway Block Fits John Deere 1850, 2755, 1350, 1020, 2630
Best forClassic John Deere tractors
- Extensive model compatibility
- Durable aftermarket construction
ConsiderFitment verification required
T30276 RH Sway Block Fits John Deere 820, 1020, 1350, 1630, 1850, 2130
Best forRight hand replacements
- Clear right hand designation
- OEM replacement fit
ConsiderStock images may mislead
Sway Block – Right Hand fits John Deere 300 820 830 1020 1030 1120 1130 152…
Best forMulti-equipment owners
- Broad compatibility list
- OEM replacement quality
ConsiderMay not fit all models
All States Sway Block – Right Hand fits John Deere 4010 R32323 AR31560
Best forJohn Deere 4010 owners
- Exact OEM replacement
- Clear right hand fit
ConsiderOnly fits 4010
Sway Block – Left Hand fits John Deere 820 830 1020 1030 1040 1120 1130 114…
Best forLeft hand multi-model use
- Wide compatibility
- OEM replacement design
ConsiderLeft hand only
Sway Block – Left Hand fits John Deere 1020 1530 2150 2550 820 1120 1640 20…
Best forClassic tractor restoration
- Extensive classic model fit
- OEM replacement T30277
ConsiderLeft hand only
Sway Block – Left Hand fits John Deere 4010 R32324 AR31561
Best for4010 left hand replacement
- Exact OEM replacement
- Clear left hand fit
ConsiderOnly fits 4010
R39513 LH Sway Block Fits John Deere 2520 4230 4040 4000 4030 4250 4320
Best forLarge frame tractors
- Fits larger Deere models
- OEM replacement R39513
ConsiderLeft hand only
Zbox L100865 Left Side Sway Block fits John Deere 6R110 6R120 6R140 6010
Best forModern 6R series tractors
- Fits latest Deere models
- OEM replacement L100865
ConsiderLeft side only
Short Upper RH Sway Block Fits John Deere 6210, 6320, 6405, 6510
Best forUtility tractor stability
- Compact design
- OEM specification compliance
ConsiderRight hand only
T30277 Left Hand Sway Block – Reliable Fit for Classic Deeres
Brand: Reliable Aftermarket Parts
A reliable, cost-effective left hand sway block for many classic Deere models.
This left hand sway block from Reliable Aftermarket Parts is a solid choice for owners of classic John Deere tractors like the 1850, 2755, and 1020. It replaces OEM part T30277 and is designed to meet or exceed original specifications, giving you dependable performance without the dealer price tag. The aftermarket construction is durable, and the fitment list is extensive, covering models from the 300B to the 2040S.
You’ll appreciate the straightforward installation, as it bolts directly onto your existing hitch. Just remember to verify your tractor’s model and serial number before ordering, since OEM numbers are for reference only. For a budget-friendly way to keep your implement stable, this block delivers.
- Extensive model compatibility
- Durable aftermarket construction
- Direct OEM replacement
- Fitment verification required
- Left hand only
T30276 RH Sway Block – Dependable Right Hand Option
Brand: Reliable Aftermarket Parts
A dependable right hand sway block for common Deere models.
When you need a right hand sway block for your John Deere 820, 1020, or 2130, this T30276 replacement from Reliable Aftermarket Parts is a practical pick. It’s designed to replace the original OEM part, ensuring a proper fit and function. The right hand orientation is clearly marked, so you won’t mix it up with the left side during installation.
The aftermarket build is sturdy, and it holds up well under heavy loads, keeping your three-point hitch stable. One thing to note: the listing may use stock images, so the actual product might look slightly different, but the dimensions and fit are accurate. Verify your tractor model first, and you’ll have a reliable sway block that gets the job done.
- Clear right hand designation
- OEM replacement fit
- Sturdy construction
- Stock images may mislead
- Limited to specific models
All States RH Sway Block – Versatile Fit for Many Deeres
Brand: All States
A versatile right hand sway block for tractors, loaders, and more.
All States brings you a right hand sway block that boasts an impressively wide compatibility range. It fits not only tractors like the 1020 and 2040, but also articulated trucks, backhoe loaders, and construction equipment. This makes it a versatile addition to your parts inventory if you own multiple machines. The block replaces the original OEM part and is built to match factory specs.
Installation is straightforward, and the right hand orientation ensures correct placement. The durable construction handles the rigors of daily use, keeping your implements aligned. Whether you’re working in the field or on a construction site, this sway block offers the stability you need. Just double-check your equipment model to confirm compatibility.
- Broad compatibility list
- OEM replacement quality
- Durable build
- May not fit all models
- Right hand only
All States RH Sway Block for 4010 – OEM Replacement
Specifically designed for the John Deere 4010 tractor, this right hand sway block from All States replaces OEM numbers AR31560 and R32323. If you own a 4010, you know how important it is to keep the hitch stable, and this block does exactly that. The right hand side orientation is clearly indicated, and the left hand counterpart is available separately as part 108904.
The construction is robust, ensuring long-lasting performance even under heavy loads. Installation is a breeze, as it bolts on without modifications. This is a great choice for 4010 owners who want a direct replacement that matches the original fit and function. Verify your tractor’s serial number to ensure compatibility.
- Exact OEM replacement
- Clear right hand fit
- Robust construction
- Only fits 4010
- Left hand sold separately
Parts ASAP LH Sway Block – Broad Deere Compatibility
Parts ASAP offers this left hand sway block with an extensive fitment list that covers tractors, articulated trucks, backhoe loaders, and construction equipment. If you need a left hand block for your 820, 1020, or 2040, this one is worth considering. It’s designed to replace the OEM part and is built to meet factory standards.
The left hand orientation is clearly marked, and installation is simple. The durable construction ensures it can handle tough working conditions, keeping your three-point hitch stable. Whether you’re using it on a farm or a job site, this sway block provides reliable performance. Always verify your equipment model before ordering to ensure a perfect fit.
- Wide compatibility
- OEM replacement design
- Sturdy and reliable
- Left hand only
- Fitment verification needed
All States Ag Parts LH Sway Block – Classic Model Coverage
Brand: All States Ag Parts Parts A.S.A.P.
A dependable left hand sway block for vintage Deeres.
This left hand sway block from All States Ag Parts is a great fit for a wide range of classic John Deere tractors, including the 820, 1020, 1530, and 2755. It replaces OEM part T30277 and is designed to match the original specifications. The left hand side is clearly identified, making installation straightforward.
The build quality is solid, with durable materials that resist wear and tear. Whether you’re working the fields or doing chores, this sway block keeps your implement stable. The compatibility list is extensive, covering many models from the 300 series to the 2750. Just verify your tractor’s model and serial number to ensure it fits your specific machine.
- Extensive classic model fit
- OEM replacement T30277
- Durable construction
- Left hand only
- May not fit newer models
Parts ASAP LH Sway Block for 4010 – Precise Fit
If you own a John Deere 4010 and need a left hand sway block, this Parts ASAP option is tailored for you. It replaces OEM numbers AR31561 and R32324, ensuring a direct fit. The left hand orientation is clearly marked, and the right hand counterpart is available as part 108903 if you need both sides.
The construction is robust, designed to handle the demands of heavy use. Installation is quick and easy, with no modifications required. This sway block provides the stability your 4010 needs to keep implements aligned. As always, verify your tractor’s serial number to confirm compatibility before purchasing.
- Exact OEM replacement
- Clear left hand fit
- Easy installation
- Only fits 4010
- Right hand sold separately
R39513 LH Sway Block – Fits Larger Deere Models
Brand: Reliable Aftermarket Parts
A sturdy left hand sway block for bigger tractors.
This left hand sway block from Reliable Aftermarket Parts is designed for larger John Deere tractors like the 2520, 4230, 4040, and 4320. It replaces OEM part R39513 and is built to meet or exceed factory specifications. The left hand orientation is clearly marked, so you can install it with confidence.
The construction is heavy-duty, capable of withstanding the stresses of big implements. Installation is straightforward, and the block fits securely. If you’re working with a larger Deere, this sway block offers the stability you need. Remember to verify your tractor model and serial number, as OEM numbers are for reference only.
- Fits larger Deere models
- OEM replacement R39513
- Heavy-duty build
- Left hand only
- Fitment verification required
Zbox L100865 LH Sway Block – Modern 6R Series Fit
For owners of newer John Deere models like the 6R110, 6R120, and 6010 series, this Zbox left side sway block is a top contender. It replaces OEM part L100865 and is compatible with a wide range of modern tractors, including the 6020, 6100, and 6R series. The design is engineered to match the original, ensuring a perfect fit and function.
The construction is high-quality, built to last under demanding conditions. Installation is simple, and the block provides excellent stability for your three-point hitch. If you’re looking for a reliable left side sway block for your modern Deere, this Zbox option is worth considering. Verify your specific model to ensure compatibility.
- Fits latest Deere models
- OEM replacement L100865
- High-quality construction
- Left side only
- May not fit older models
Short Upper RH Sway Block – Compact Fit for Utility Tractors
Brand: Reliable Aftermarket Parts
A compact right hand sway block for utility Deeres.
This short upper right hand sway block from Reliable Aftermarket Parts is designed for utility tractors like the 6210, 6320, 6405, and 6510. It’s a compact design that fits snugly, providing the stability you need without adding bulk. The aftermarket construction meets or exceeds OEM specifications, ensuring durability.
Installation is quick, and the right hand orientation is clear. This block is ideal for tasks that require precise implement control. Whether you’re mowing, tilling, or hauling, it keeps your hitch steady. Verify your tractor model before ordering to ensure the short upper design fits your setup.
- Compact design
- OEM specification compliance
- Easy installation
- Right hand only
- Limited to specific models
Buyer’s Guide: What to Consider
Choosing the right sway block for your John Deere tractor involves several key factors. Use this guide to understand the differences between left and right hand blocks, OEM replacements, and compatibility to make an informed decision.
- Left vs Right Hand: Determine which side you need. Left hand blocks are for the left side of the hitch, right hand for the right. Check your tractor's manual or existing block to identify the correct orientation.
- OEM Part Number: Match the OEM part number (e.g., T30277, R39513) to ensure a direct replacement. Aftermarket parts often list these numbers for reference, but always verify fitment with your tractor's model and serial number.
- Compatibility List: Review the list of compatible models. Some blocks fit a wide range of tractors and equipment, while others are specific to one model. Ensure your tractor is included before purchasing.
- Build Quality: Look for durable materials that can withstand heavy loads and rough conditions. Aftermarket parts should meet or exceed OEM specifications to ensure long-lasting performance.
- Installation Ease: Choose a block that bolts on without modifications. Most sway blocks are straightforward to install, but verify that the design matches your hitch configuration, especially for short upper or specific series.
Conclusion
Selecting the right sway block is crucial for maintaining a stable three-point hitch and preventing unnecessary wear on your equipment. Whether you have a classic 1020 or a modern 6R series, there’s a block on this list that fits your needs. From the versatile All States options to the precise Zbox for newer models, each product offers reliable performance.
For most owners, verifying your tractor’s model and side orientation will narrow down the best choice. If you own a 4010, the Parts ASAP or All States specific blocks are excellent. For broader compatibility, the All States RH block covers many machines. Whichever you pick, you’ll enjoy improved stability and peace of mind.
Erica Steven is the founder and lead writer of WorstBrands, a site dedicated to providing honest and trustworthy reviews about outdoor gear and fashion products.
With a passion for exploring the great outdoors and staying up to date on the latest fashion trends, Erica uses her expertise to provide valuable insights into the products that matter most to her readers.
Whether you're looking for camping equipment or the latest fashion accessories, Erica's articles are the perfect resource for finding the best products that fit your lifestyle.