5 RV Jack Blocks Reviews: Find the Right Pick

Leveling your RV on uneven ground can be a hassle, but the right jack blocks make it quick and secure. Whether you’re stabilizing a travel trailer or leveling a fifth wheel, these blocks provide a solid foundation.

This guide reviews five top RV jack blocks to help you find the right pick for your setup. We’ll cover weight capacities, materials, and unique features so you can choose with confidence.

OULEME 12 Pack RV Leveling Blocks – Versatile Stacking

The OULEME 12 Pack RV Leveling Blocks offer a comprehensive solution for leveling your camper or trailer. Each block measures 8.5 inches square and one inch tall, with two thinner top blocks included. You can stack them to achieve the exact height you need, making them adaptable to various uneven surfaces.

Made from polypropylene with anti-UV additives, these blocks are built to resist sun damage and maintain their strength. The interlocking design keeps the stack secure, and the included carrying bag makes storage simple. They work well for trailer jacks, stabilizers, and general leveling tasks, giving you a versatile set for your RV adventures.

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• Pack of 12: 10 Interlocking Leveling Blocks and 2 top blocks; Each block is one inch tall; You can customize the stack height to suit your needs
• Dimensions: Single block dimensions 8.5" (L) x 8.5" (W) x 1.5" (H); Single top block dimensions 8.5" (L) x 8.5" (W) x 0.7" (H).
• Tough and Durable: Our leveling blocks are made of Polypropylene materials with anti-UV aging additives, and increased density and thickness of the structure
• Wide Application: RV Leveling Blocks can be stacked to level the RV at the height you need, and can also be used for trailer jacks, stabilizers, and other purpose
• Buy With Confidence: OULEME specializes in the production of automotive tools and accessories

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VEVOR Trailer Jack Block – 6000 lbs Stability

The VEVOR Trailer Jack Block is designed for effortless leveling with a robust 6000 lbs capacity per block. Its increased footprint provides superior stability on uneven ground, reducing wobble and ensuring your RV stays secure. You can stack multiple blocks to adjust height as needed, making it versatile for different jacks.

Setup is straightforward—no complex installation required. Just position the block under your tongue jack, post, or stabilizer foot, and you’re ready. The durable polypropylene material resists wear and weather, so it holds up over time. This block is a reliable choice for campers who need a strong, single-block solution for their RV leveling tasks.

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• Effortless Leveling: Improve your camping experience with our trailer jack blocks! Our blocks make leveling your RV a breeze, ensuring stability and comfort even on the most uneven terrain. Say goodbye to wobbling and discomfort caused by bumpy roads, and hello to hassle-free adventures!
• Swift Setup: No complex installations are required! Our RV camper blocks can be effortlessly positioned in minutes, and you can stack the jack blocks to adjust the height, ensuring your RV stabilizer/jack remains balanced for a convenient and enjoyable camping experience.
• Enhanced Stability: Our RV stabilizer blocks with an increased footprint, you'll enjoy superior stability no matter where you park. Upgrade your camping game today and experience the peace of mind that comes with safe and secure camping.
• Built to Last: Crafted from durable materials, our travel trailer leveling blocks resist various environmental challenges such as UV exposure, water, high temperatures, oil, tar, and soil. The integrated drainage hole design prevents rust and ensures long-lasting protection for your RV.
• Versatile Compatibility: Our camper stabilizer blocks are designed to accommodate a wide range of vehicles, such as travel trailers, campers, and motorhomes. Enjoy the convenience and versatility that our trailer jack blocks bring to your travels.

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RVMATE 12 Pack RV Leveling Blocks – Complete Kit

The RVMATE 12 Pack RV Leveling Blocks come as a complete kit with 10 interlocking blocks and two top blocks. Each block measures 8.5 inches square and 1.5 inches tall, with top blocks at 0.75 inches. You can stack them to achieve the perfect height for your trailer, ensuring a stable and level camp.

Made from high-density reinforced material, these blocks are durable and resist cracking under pressure. The interlocking design keeps the stack secure, and they work with single wheels, dual wheels, hydraulic jacks, and tongue jacks. This versatility makes them a practical addition to any RV setup, giving you confidence on uneven terrain.

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• 🚩【Level Your Trailer】 RVMATE camper leveling blocks help you park your RV or trailer on uneven ground and keep it stable. These heavy-duty leveling blocks are designed to ensure that your vehicle is securely leveled, providing peace of mind while parked.
• 🚩【Dimensions】Each leveling block measures 8.5″ x 8.5″ x 1.5″, each top block measures 8.5″ x 8.5″ x 0.75". These RV leveling blocks can be stacked at your needs.
• 🚩【Durable and Robust Construction】 Made from high-density, reinforced material, these leveling blocks adopt interlocking design, make your RV in safety during leveling. These 2-pack block top covers help avoid direct contact between the tires and the leveling block body, reducing compression wear on the tire tread.
• 🚩【Multi Functions】 These RV leveling blocks work with single wheels, dual wheels, hydraulic jacks, tongue jacks, stabilizer jacks, and fifth wheel jacks, making them an essential part of your rv and trailer leveling kit.
• 🚩【Complete Set】 Comes with 10 trailer leveling blocks, 2 top blocks, and a carrying bag. Each block adds 1 inch of additional height and can be stacked in various shapes and heights to suit your needs.

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OX BLOX Heavy Duty Trailer Jack Block – 10,000 lbs

The OX BLOX Heavy Duty Trailer Jack Block is built for the toughest jobs, with a rating of 10,000 lbs per block. Its patented design keeps your trailer stable on gravel, grass, dirt, and pavement, eliminating wobble. You can stack multiple blocks for extra height without losing capacity, making it ideal for tongue jacks, post jacks, and stabilizers.

Compression-molded from 100% recycled plastic in the USA, this block is both eco-friendly and incredibly strong. It handles extreme conditions and heavy loads, giving you peace of mind on any campsite. If you need maximum strength and durability, the OX BLOX is a top-tier choice that won’t let you down.

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• Strongest Trailer Jack Block on the Market: Rated up to 10,000 lbs per block, OX BLOX are built to handle tongue jacks, post jacks, foot jacks, scissor jacks, and stabilizer jacks — round or square. Use as a trailer jack stand, RV leveling block, or stabilizer pad for travel trailers, 5th wheels, boat trailers, horse trailers, and more.
• Stable on Any Surface: The patented design (US 11,673,440 B2) keeps your trailer stable on gravel, grass, dirt, and pavement. Engineered by Utah-based designers to eliminate wobble and sway, these RV jack blocks give you rock-solid support whether you are at a campsite, on a job site, or parked in your driveway.
• Stackable for Extra Height: Stack multiple OX BLOX on top of each other for added lift — rated to 10,000 lbs even when stacked. Works as a camper leveling block, tongue jack block, or hitch block to get your RV perfectly level on uneven ground.
• Made in the USA from Recycled Plastic: Compression-molded from 100% recycled plastic right here in America. UV and temperature resistant — built to last through years of camping trips, seasonal storage, and harsh weather without cracking or degrading.
• Easy to Carry: Grab handles on each side make these RV stabilizer blocks easy to move around your rig. At just over 8 lbs each, they take up minimal storage space in your camper or truck bed. OX BLOX camper blocks for jacks are the last trailer jack pads you will ever need to buy.

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Tri-Lynx Lynx Levelers – Original Modular Blocks

The Tri-Lynx Lynx Levelers are the original RV leveling blocks, manufactured since 1992 in the USA. Each block measures 8.5 inches square and 1.5 inches tall, interlocking to form a stable platform. With a weight capacity of up to 40,000 lbs, they handle even the largest RVs and motorhomes with ease.

The set includes 10 blocks and a premium nylon storage bag with a strong handle for convenient transport. These blocks are essential for leveling appliances, ensuring proper water drainage, and getting a good night’s sleep. Their modular design lets you configure them for most leveling and stabilizing functions, making them a trusted choice for decades.

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• Modular designed interlocking leveling blocks configure to fit most leveling functions, and can withstand weights of up to 40,000 lbs. 8×5' x 8×5" x 1.5" (1" when interlocked).
• A MUST HAVE for stability, leveling your appliances, having proper water drainage, and for overall comfort including getting a good night – and LEVEL – sleep.
• The ORIGINAL RV LEVELING BLOCKS – Manufactured since 1992 and ALWAYS in the USA.
• The LYNX BLUE STORAGE BAG is STRONG, CONVIENENT and comes with a PREMIUM Nylon handle for handy storage for your blocks, or anything else you may want to store. Also available separately.
• 10 YEAR MANUFACTURER WARRANTY. Just register your product and in the unlikely event something goes wrong, you have 10 years replacement warranty from the manufacture simply by snapping a photo.

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Buyer’s Guide: What to Consider

Choosing the right RV jack blocks ensures stability and safety. Focus on weight capacity, material durability, stackability, and portability to match your camping needs.

• Weight Capacity: Ensure the block can support your RV's tongue or stabilizer jack weight. Higher ratings offer more safety margin.
• Material Durability: Look for UV-resistant, high-density polypropylene or recycled plastic that withstands weather and heavy use.
• Stackability: Interlocking designs allow custom height adjustments. Stackable blocks are versatile for uneven terrain.
• Portability: A carrying bag or compact design makes storage and transport easy. Consider how many blocks you need.
• Versatility: Blocks should work with tongue jacks, stabilizers, scissor jacks, and dual wheels for maximum utility.

Conclusion

Choosing the right RV jack blocks comes down to your specific needs—whether you prioritize weight capacity, portability, or versatility. The OX BLOX offers unmatched strength for heavy-duty setups, while the Tri-Lynx provides a proven, modular solution.

For most campers, the OULEME or RVMATE packs deliver excellent value and flexibility. Consider your typical terrain and jack type to make the best pick for stable, worry-free camping.