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Best Trailer Hitch Locks For Your RV Reviews

If you prioritize peace of mind during your travels with your RV trailer, securing your hitch is essential. Trailer hitch locks become indispensable accessories for those who tow trailers or heavy loads. With the right trailer hitch locks, you can protect your valuable investment from theft or unauthorized access. Whether you’re an avid traveler or someone who enjoys weekend getaways, and you’re parked at a campground or making a quick stop along the road, these locks offer an additional layer of security, ensuring your trailer remains firmly attached to your vehicle. 

Let’s discover the top trailer hitch locks for RVs, making your journey stress-free. Before we dive in, let’s check out the key factors to consider for the right purchase.

  • Construction Material and Design: It has to be evaluated for durability and resistance against tampering.
  • Ease of Installation and Usability: Ensure hassle-free application and removal for RV owners of all experience levels.
  • Compatibility: It has to be compatible with various hitch sizes and types to cater to a wide range of RV models.

For further assistance in your customized selection of RV trailer hitch lock for your next adventure, we recommend you read our comprehensive “Buying Guide”  and explore our top-notch options that offer reliable protection for your RV hitch, and ensure your valuable assets stay protected on the road.

Best Trailer Hitch Locks Tabulation

Trailer Hitch LocksCompatibilityMaterialTypeBuy Now
Reese Trailer Hitch Lock1-7/8ʺ, 2ʺ, 2-5/16”Aluminum Body and Steel Lock BarCoupler LockCheck On Amazon
Curt Trailer Hitch LockSteelPin LockCheck On Amazon
Masterlock Trailer Hitch Lock1-7/8ʺ, 2ʺ, 2-5/16”Plastic with Chrome FinishCoupler LockCheck On Amazon
Rhino Trailer Hitch Lock5/8ʺ, 2ʺSteelPin LockCheck On Amazon
Metoware Trailer Hitch Lock2ʺ, 2-3/4ʺCarbon SteelPin LockCheck On Amazon
Funmit Trailer Hitch Lock1-7/8ʺ, 2ʺ, 2-5/16”High-Quality Steel and AluminumCoupler LockCheck On Amazon
Amplock Trailer Hitch Lock2-5/16ʺHeavy-Duty Stainless SteelCoupler LockCheck On Amazon
META Trailer Hitch Lock2ʺ, 2-3/4ʺSolid SteelPin LockCheck On Amazon
JOYTUTUS Trailer Hitch Lock
2ʺ, 2-3/4ʺCarbon SteelPin LockCheck On Amazon
TowWorks Trailer Hitch Lock
2ʺ, 2-1/2ʺSteelPin LockCheck On Amazon

Best Trailer Hitch Locks Reviews

Top 10 Trailor Hitch Locks for RV

Whether you are looking for heavy-duty, sleek, tech-savvy, or affordable options, here are the most robust and dependable options that are designed to thwart even the most determined thieves.

1. Reese Trailer Hitch Lock

REESE Trailer Hitch Lock

The REESE coupler lock will be your steadfast guardian for safeguarding your RV during travels and storage. With its compact dimensions of 9” x 9” x 3” and crafted from heavy-duty steel with a durable aluminum body, this lock ensures unparalleled strength and longevity, to withstand road rigors. Its universal fit accommodates 1-⅞”, 2”, and 2-5/16” couplers, offering versatility for various setups.

The eye-catching yellow and chrome finish not only enhances visibility but also serves as a powerful theft deterrent. With its easy-to-install design and reliable locking resistance against picking and prying, the REESE Towpower lock guarantees peace of mind for your RV adventures.

Best Features:

  • Built to Last: Constructed from durable steel and aluminum for long-lasting security.
  • Universal Fit: Adjustable ratchet design fits various coupler sizes (1-⅞”, 2”, and 2-5/16”).
  • Theft Deterrent: Bright yellow finish deters potential thieves.
  • Easy Installation: Simple setup process for hassle-free use.
  • Reliable Protection: Guards against picking, prying, and drill-outs for your RV.
  • Versatile Usage: Compatible with trailers of different sizes and types.
  • Complete Security: Ensures peace of mind during storage or travels.


  • While highly effective, some individuals may find the bright color conspicuous.
  • The key quality and fit are a bit difficult for certain setups.

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2. Curt Trailer Hitch Lock

CURT Trailer Hitch Lock

For those in search of the ideal fit for 2-inch receivers, the CURT 23518 Trailer Hitch Lock emerges as the ultimate security solution. This hitch 5/8-inch diameter pin is engineered with high-strength steel that has a dependable defense against theft, ensuring your trailer and hitch ball mount remain safely attached.

Its barbell-style design presents a formidable appearance, deterring potential thieves with ease. Activating the lock is a breeze, requiring just a simple 1/4-turn for convenient locking and unlocking. The watertight feature, complete with a dust cap, safeguards against internal corrosion and makes it a reliable choice in any weather condition. Plus, with two keys included, you’ve got a backup at your fingertips. Don’t just hitch up; lock up with confidence with the CURT 23518.

Best Features:

  • Dependable Security: Made with high-strength steel for reliable protection.
  • Easy to Operate: Simple 1/4-turn lock activation for convenient use.
  • Versatile Compatibility: Fits most 2-inch x 2-inch hitch receivers with a 5/8-inch hole.
  • Watertight Design: Includes a dust cap to protect internal components from the elements.
  • Two Keys Included: Comes with two keys for added convenience.
  • Sleek Appearance: A black finish adds a touch of style to your towing setup.
  • Enhanced Durability: Powder coat finish shields against corrosion for longevity


  • The keyway was a bit tight initially.
  • Opinions may vary on the ease of locking and fit for specific setups.

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3. Masterlock Trailer Hitch Lock

Master Trailer Hitch Lock

The Master Lock Trailer Lock is a universal coupler lock that offers unparalleled versatility, fitting virtually all 1-7/8″, 2″, and 2-5/16″ trailer couplers with ease. Crafted with a bright red finish, it not only discourages thieves but also resists rust and corrosion for long-lasting durability. 

The advanced locking mechanism provides robust security, resisting picking and prying attempts with ease. Plus, its simple installation and removal make it a hassle-free solution for safeguarding your trailer hitch.

Best Features:

  • Universal Fit: Compatible with 1-7/8″, 2″, and 2-5/16″ trailer couplers for versatile use.
  • Bright Red Finish: Acts as a strong visual deterrent against theft.
  • Rust and Corrosion Resistance: Resists rust and corrosion for long-lasting durability.
  • Advanced Locking Mechanism: Provides reliable security against picking and prying.
  • Simple Installation: Easy to install and remove for hassle-free use.
  • Weatherproof Construction: Withstands outdoor elements for long-term use.
  • Versatile Usage: Ideal for trailers, boats, and more.


  • The swivel head mechanism is slightly stiff at the initial usage.
  • The hitch lock might not fit all RV trailers, making it, not an ease of use or effective locking system.

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4. Rhino Trailer Hitch Lock

Rhino Trailer Hitch Lock

Rhino USA Trailer Hitch Lock secures your RV Trailer Hitch from potential theft by providing top-tier security for your towing needs. Crafted with solid forged steel, this anti-theft hitch 5/8-inch locking receiver pin design fits all Class V hitches with ease, making it a versatile choice for various towing setups. 

Equipped with a patented weatherproof slide cap, this lock guards against dirt, mud, and gunk, ensuring smooth operation in any weather condition. Plus, it is a go-to solution for towing trucks, boats, bikes, and more.

Best Features:

  • Patented Security: Features a patented 5/8-inch locking receiver pin for enhanced protection.
  • Versatile Compatibility: Fits all Class V hitches (2″ x 2″) with ease, catering to various towing needs.
  • Durable and Weatherproof: Its weatherproof slide cap keeps the keyhole protected from water and dust, ensuring longevity.
  • Anti-Theft: Provides reliable defense against theft for peace of mind.
  • Solid Construction: Constructed from solid forged steel for ultimate durability and strength.
  • Guaranteed Satisfaction: Backed by Rhino USA’s commitment to providing a 5-star experience, ensuring your complete satisfaction.
  • Easy Installation: Simple setup process for hassle-free use.


  • Slightly heavier compared to other hitch locks.
  • Opinions may vary on the overall fit and lock performance in different towing scenarios.

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5. Metroware Trailer Hitch Lock

METOWARE Trailer Hitch Lock

If looking for the best trailer hitch lock for Class III and IV hitch receivers, METOWARE’s trailer hitch locks emerge as the best option for enhanced towing security and peace of mind on the road. This receiver lock is crafted with high-strength steel that ensures reliable protection against theft, safeguarding your trailer and hitch ball mount with ease. 

With a 5/8-inch diameter hitch pin and 2-3/4 inches of effective pin length, it fits 2-inch receiver tubes perfectly, offering compatibility with most Class III & IV hitch receivers. Plus, the all-weather cover cap protects the keyhole from water and dust, ensuring long-lasting durability in any environment.

Best Features:

  • Sturdy Security: Made with high-strength steel for reliable protection against theft.
  • Versatile Fit: Fits 2-inch receiver tubes, compatible with Class III & IV hitch receivers for broad compatibility.
  • Durable and Watertight: Equipped with an all-weather cover cap to keep the keyhole protected from water and dust, ensuring longevity.
  • Stronger Copper Keys: Comes with two copper keys covered with a non-slip protective layer, ensuring solid and durable performance.
  • Noise Reduction: Includes 4 rubber O-rings to effectively prevent rattling noise during towing.


  • Some individuals might prefer a multi-pack option for additional locks.
  • Opinions may vary on the ease of locking and fitment for specific towing setups.

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6. Funmit Trailer Hitch Lock

Funmit Trailer Hitch Lock

This heavy-duty steel hitch lock from Funmit boasts universal compatibility, fitting 1-7/8″, 2″, and 2-5/16″ couplers, making it the perfect companion for a range of trailers. The adjustable design ensures a customized fit for your specific hitch setup. Crafted for durability, this lock is built to withstand the rigors of the road. 

The vibrant yellow color not only enhances visibility but also acts as a visual deterrent. Safeguard your boat, camper, or travel trailer with the Funmit Universal Coupler Ball Lock – where versatility meets heavy-duty security.

Best Features:

  • Universal Compatibility: Fits 1-7/8″, 2″, and 2-5/16″ couplers for versatile use.
  • Heavy-Duty Construction: Crafted from durable steel for robust security.
  • Adjustable Design: Provides a customized fit for added versatility.
  • High Visibility: A vibrant yellow color enhances visibility for a visual deterrent.
  • Warranty: Backed by a 1-year manufacturer-limited warranty for confidence in your purchase.


  • Some users may find the color too conspicuous for their liking.
  •   Opinions may vary on the fit for specific trailer models.

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7. Amplock Trailer Hitch Lock

AMPLOCK Trailer Hitch Lock

This trailer coupler lock from AMPLOCK is specifically designed to seamlessly fit 2 5/16-inch ball couplers with a straight lip. It is made in North America and this lock ensures a secure connection when your trailer is unhitched. Engineered with a custom-molded design to embrace your coupler’s unique shape, it provides exceptional rust resistance and strength.

The user-friendly push and lock system enhances convenience without compromising top-tier security. Serving as the ultimate defense for your trailer or caravan (RV), it includes a control and identification key system for precise and robust security. Elevate your trailer’s protection with U-BRP2516, where precision and strength converge for unrivaled peace of mind.

Best Features:

  • Patented Lock Mechanism: Provides advanced security with a unique locking mechanism.
  • Identification Key System: Offers precise and robust security with control and identification keys.
  • Rust-Resistant Material: Crafted from high-quality materials for exceptional rust resistance.
  • Push and Lock System: Ensures user-friendly operation with a simple push-to-lock mechanism.
  • Made In North America: Manufactured in North America for superior quality and reliability.


  • Compatibility issues with couplers other than 2 5/16 inches with a straight lip.
  • Opinions may vary on the value proposition compared to other coupler locks.

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8. META Hardware Trailer Hitch Locks

META Trailer Hitch LockThe META Hardware Trailer Hitch Lock, featuring a 5/8” pin, is meticulously crafted to perfectly fit Class III IV 2″ Hitch Receivers, bolstering the security of your trailer. Its innovative push-to-lock mechanism ensures effortless operation, doing away with the necessity for a key. 

Crafted from premium solid steel and coated with black electrophoretic paint, this hitch lock boasts robustness capable of withstanding up to 30,000 lbs of force, delivering steadfast anti-theft protection. Enhanced with a top-notch zinc alloy tubular core, it guarantees longevity and resilience against external pressures. This upgraded trailer hitch lock package comes complete with two keys, four rubber O-rings, and a 5/8″ lock pin, fortifying its security features.

Best Features:

  • Universal Compatibility: Fits most Class III IV 2″ hitch receivers.
  • Push-to-Lock Design: Allows for easy operation without the need for a key.
  • Durable Construction: Made of solid steel with black electrophoretic paint for rust resistance.
  • Anti-Theft Design: Offers reliable protection against different types of external forces.
  • Complete Package: Comes with two keys, four rubber O-rings, and a 5/8″ lock pin for added convenience.


  • Experience rattling noise during towing, despite the rubber O-rings included.
  • Compatibility issues may arise with certain hitch receivers, requiring adjustments for a proper fit.

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9. JoyTutus Heavy-Duty Trailer Hitch Lock

JOYTUTUS Trailer Hitch LockSafeguard your trailer with the JoyTutus Heavy-Duty Trailer Hitch Lock, a must-have accessory for all your towing adventures. Tailored specifically for Class III-IV hitch receivers, this lock ensures a precise fit and offers reliable protection against theft and tampering with its 5/8-inch pin featuring a 2 ¾-inch effective length. Crafted from solid No.45 steel, the lock cylinder guarantees unparalleled strength and durability, reinforced by a zinc alloy lock core for added security.

Designed to be compatible with various hitch accessories such as racks, trays, bike racks,

balls, and tow ropes, this locking hitch pin boasts a unique plum blossom keyhole design, providing enhanced resistance against unauthorized access. Its construction from black electrophoretic painted carbon steel ensures it remains solid and resistant to bending, while the 360-degree rotating head makes it easy to handle. With two keys included per set, locking and unlocking becomes a breeze and the addition of two rubber O-rings effectively reduces rattling noise caused by towing-induced vibrations.

Best Features:

  • Anti-Theft Design: Unique plum blossom keyhole and solid steel construction provide maximum security against theft.
  • Universal Fitment: Compatible with Class III-IV hitch receivers, offering versatile protection for various towing applications.
  • Premium Materials: Constructed from heavy-duty No.45 steel and zinc alloy for long-lasting durability and reliability.
  • Easy Operation: Effortlessly lock and unlock the hitch with the included keys for added convenience.
  • Weather-Resistant:: Equipped with a rubber key slot cap to protect against moisture, dust, and rust, ensuring year-round performance.
  • Maximum Deterrence: Features a thick ball lock and a heavy shield to deter theft attempts effectively.
  • Tested Security: Independently tested against a range of tools to ensure maximum protection.
  •  Canadian Craftsmanship: Engineered with precision in Canada for unmatched quality and reliability.


  • The lock mechanism is initially stiff and requires a break-in period for smoother operation.
  • Compatibility issues may arise with certain hitch receivers, requiring careful selection for a proper fit.

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10. TowWorks 79852 Keyed Alike Trailer Hitch Lock Set

TowWorks Trailer Hitch LockThe TowWorks Trailer Locking is designed to provide reliable security for your trailers. Crafted for adjustable channel mounts, this set includes a 5/8″ locking hitch pin with a 4-1/2″ span, ideal for CURT channel style adjustable hitches. Also, the pin with a 3-1/4″ span fits Class III/IV hitches with 2″ and 2-1/2″ receivers. Its separate spring clip (cotter pin) ensures extra safety, enabling you to use the pin with or without the lock mechanism. While ¼ turn lock and push design makes locking and unlocking effortless.

Rubber O-rings are included to prevent rattling and hold the hitch pin securely in place. It is made from a one-piece solid hardened steel processed by a CNC lathe that boasts exceptional durability and strength, allowing you to tow up to 20,000 lbs GTW. The black e-coated finish ensures resistance against corrosion for long-lasting performance. Conveniently, the package includes four tubular keys, all keyed alike, for ease of operation. The watertight dust rubber cap prevents internal corrosion of the locking mechanism, ensuring reliability in various weather conditions.

Best Features:

  • Universal Compatibility: Designed to fit Class III and IV hitch receivers for versatile use.
  • Premium Construction: Made from high-quality steel for exceptional durability and longevity.
  • Effortless Operation: Features a push-to-lock design for easy and convenient locking.
  • Weather-Resistant: Built to withstand harsh weather conditions, ensuring long-term reliability.
  • Peace of Mind: Provides reliable security for trailers, boats, campers, and more.


  • Difficulty in finding the right fit for their specific hitch receiver model.
  • Occasionally, the locking mechanism may require lubrication for smoother operation over time.

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Our Top Recommendations

Buying Guide to Purchase the Best Trailer Hitch Locks

Trailer hitch locks provide security and peace of mind by preventing thieves from stealing trailers or unhitching them from vehicles. However, with a plethora of options available in the market, choosing the right trailer hitch lock can be daunting. Here are the key factors you should consider to ensure you select the best one for your needs:

1. Type

Trailer hitch locks are robustly engineered to thwart thieves from accessing your trailer. They simply attach to your trailer, fortifying its security. There are three primary types of hitch locks for RVs:

  • Coupler Hitch Locks: These locks affix to the trailer’s receiver, rendering the trailer inaccessible.
  • Receiver Hitch Locks: Also known as pin hitch locks, these secure the receiver to the trailer hitch, preventing separation and unauthorized access.
  • Wheel Locks: These locks inhibit unnecessary rolling of the trailer, both forward and backward.

2. Size and Compatibility

The trailer hitch locks aren’t made for universal fit. So, it’s crucial to ensure that the lock you choose is compatible with your specific type of hitch. Determine the size and type of your hitch receiver (e.g., 1-1/4 inches, 2 inches, or 2-1/2 inches) and make sure the lock fits accordingly.

Unlike combination padlocks, hitch locks require unique keys for access. Most hitch locks are tailored to fit 2 5/16-inch, 2.0-inch, and 1 ⅞-inch trailer hitch sizes, suitable for Class II and I trailers, with many designed to accommodate Class III as well. Some of the modern options can accommodate Class IV and V.

3. Security Features

Look for trailer hitch locks with robust security features. Consider locks with hardened steel construction, which are resistant to cutting and drilling. Additionally, opt for locks with advanced locking mechanisms such as pin tumbler or disc detainer locks, which are more difficult to pick or tamper with.

4. Strength and Durability

A reliable trailer hitch lock should be strong enough to withstand attempts at forced removal. Check the lock’s weight capacity and construction materials to ensure it can handle the weight and pressure exerted on it. Powder-coated or corrosion-resistant finishes are also desirable to enhance durability, especially for outdoor use.

5. Ease of Use

Choose a trailer hitch lock that is easy to install and use. Look for models with simple locking mechanisms and ergonomic designs that facilitate quick and hassle-free installation. Avoid locks that require complex procedures or tools for operation, as they may deter you from using them consistently.

6. Material

Manufactured from corrosion-resistant metals or heavy-duty materials like chrome, forged steel, stainless steel, or similar robust materials, hitch locks prioritize durability and security. Caution is advised against aluminum locks, susceptible to rust and corrosion when exposed to grime or other contaminants, thereby compromising strength.

The most reliable trailer hitch locks are crafted from heavy-duty materials such as chrome, forged steel, stainless steel, or similar robust metals. These materials offer exceptional durability and resistance to water, effectively combating corrosion and rust, and ensuring long-lasting security for your trailer.

7. Visibility and Deterrence

Opt for trailer hitch locks that are highly visible to deter potential thieves. Bright colors or distinctive designs can serve as visual deterrents, signaling to would-be thieves that your trailer is securely locked. Additionally, consider locks with integrated or detachable security flags for added visibility.

8. Versatility

Some trailer hitch locks offer additional versatility by doubling as coupler locks or providing compatibility with multiple types of hitches. This can be beneficial if you have different trailers or vehicles with varying hitch sizes, as it allows you to use the same lock across different setups.

9. Weather Resistance

Since trailer hitch locks are typically exposed to outdoor elements, it’s essential to choose a weather-resistant model. Look for locks with weatherproof seals or covers that protect internal components from moisture, dirt, and debris. This ensures reliable performance and longevity, even in harsh weather conditions.

10. Fit & Accessibility

Ensuring a snug fit of the lock onto the trailer hitch is imperative. Loose or jangly locks that can be manipulated on the trailer hitch when attached should be avoided.

Ease of access to the hitch lock is another vital consideration, encompassing the time needed to open and close the lock with the provided keys. The difficulty level in utilizing the hitch lock for your trailer should also be taken into account.

Verdict: By considering these key factors, you can confidently choose the best trailer hitch lock to safeguard your valuable trailer and equipment from theft or unauthorized access. Prioritize security, durability, and ease of use to ensure you invest in a reliable and effective locking solution for your towing needs.

Trailer Hitch Locks – FAQs

1. How do I install a trailer hitch lock?

Ans: Installing a trailer hitch lock typically involves placing the lock mechanism over the hitch and securing it with the provided key or combination. Follow the manufacturer’s instructions carefully for proper installation, ensuring a snug and secure fit to effectively protect your RV.

2. What is the difference between a receiver lock and a coupler lock?

Ans: A coupler lock secures the coupler of the RV, preventing unauthorized access, while a receiver lock fastens the receiver to the tow vehicle, preventing the RV from being detached. Coupler locks, typically larger, are particularly useful when the RV is unattended.

3. Are trailer hitch locks beneficial?

Ans: Trailer hitch locks represent one of the most cost-effective and straightforward methods to safeguard your RV against theft. Additionally, their substantial size and intricate designs serve as deterrents to potential thieves, further enhancing security.

4. Can the RV owner drive with the hitch lock attached to the RV?

Ans: It is not advisable to drive with the hitch lock attached, as it may impede the movement of the RV while driving. Therefore, it is essential to remove the hitch lock before hitting the road to ensure safe and unobstructed travel.

5. Can trailer hitch locks be used in all weather conditions?

Ans: Yes, many trailer hitch locks are designed to withstand various weather conditions. Look for locks with weatherproof seals or coatings that protect against moisture, rust, and corrosion, ensuring reliable performance even in harsh outdoor environments.

6. Are trailer hitch locks compatible with all types of trailers?

Ans: While many trailer hitch locks are designed to be versatile and compatible with different types of trailers, it’s essential to check the specifications and compatibility of the lock with your specific trailer hitch size and design. Some locks may be more suitable for certain types of hitches than others.

7. How do I maintain my trailer hitch lock for optimal performance?

Ans: Regular maintenance is key to ensuring the longevity and effectiveness of your trailer hitch lock. Clean the lock periodically to remove dirt and debris, lubricate moving parts as recommended by the manufacturer, and inspect for any signs of wear or damage. Additionally, store the lock in a dry and secure location when not in use to prevent corrosion and prolong its lifespan.

8. Can trailer hitch locks be used with other security measures?

Ans: Yes, trailer hitch locks can be complemented with other security measures to enhance overall protection for your RV. Consider pairing them with wheel locks, security chains, or tracking devices for added security layers and peace of mind, especially during extended periods of storage or when parked in high-risk areas.


Selecting the best trailer hitch lock is essential to safeguarding your RV on your adventures. From robust steel defenders to sleek sentinels, a variety of options cater to every RVer’s requirements. Remember, investing in a reliable hitch lock is not solely about protecting your trailer; it’s about preserving the cherished memories and experiences gathered on the open road. So, lock and load, embark on your journey, and may your adventures be filled with excitement, tranquility, and boundless horizons!

We welcome your questions and inquiries in the comments section below. Our team is dedicated to providing prompt and informative responses to assist you in making well-informed decisions. We are here to ensure that your purchase is both meaningful and beneficial. Don’t hesitate to reach out – we’re here to help!

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