Best Spare Tire Lock: Practical Features for Easier Everyday Use

A strong spare tire lock adds a physical barrier against theft while matching your tire carrier, wheel, and vehicle, making it useful for owners of SUVs, trailers, RVs, trucks, and Jeeps. This roundup covers ten options with distinct fit requirements and locking approaches. Side-mount owners can choose between nut-style locks, cable systems, and dedicated steel devices.

Vertical-mount marine, utility, and RV tires need a different design, while Jeep Wrangler, Gladiator, Toyota Tacoma, and Tundra owners should prioritize vehicle-specific compatibility. Features such as weather-resistant covers, chrome-plated or stainless-steel construction, automatic locking, and key integration affect everyday handling.

Check the mounting style, lug or rim dimensions, and vehicle fit before selecting a lock.

The best spare tire lock depends on the carrier and vehicle. Trimax TNL740 and CURT 23562 suit side-mount spare tires, while the Trimax ST30 also secures the tire and bracket with a 36-inch, 12-millimeter cable. Heininger 6027 is for vertical-mount marine, utility, and RV tires, not truck or SUV spares.

BOLT models fit specified Jeep Wrangler generations and use the ignition key. Prosentuo targets Toyota Tacoma and Tundra fitments, and Mopar 82216081AA is a Jeep Gladiator option.

Spare Tire Lock Comparison

Image	Product	Buy
Best Pick 1	TRIMAX TNL740 Spare Tire Nut Lock for Side Mount Spare Tires, Easy Install – for SUV, Trailer Tire, and More – 1 Pack Best for: Side mount tire lock Brand: Trimax | Color: Silver	View on Amazon
Best Pick 2	TRIMAX ST30 Spare Tire Cable Lock, 36" x 12mm, Black/Chrome Best for: Cable tire lock Brand: Trimax | Color: Black/Chrome	View on Amazon
Best Pick 3	CURT 23562 Spare Tire Lock, Chrome Best for: Chrome tire lock Brand: CURT | Color: Chrome	View on Amazon
Best Pick 4	RITE-HITE Spare Tire Lock Device – Prevent Theft, Protect and Secure Your Spare Tire, Great for Boat Trailers, RVs, SUVs and more Best for: General theft prevention Brand: RITE-HITE | Color: A67	View on Amazon
Best Pick 5	Spare Tire Nut Lock for Side Mount Spare Tire Trailer Spare Tire Mount Tire Lock Locking Lug Nuts Easy Install for SUV, Trailer, RV, Truck Best for: Nut lock for trailers Brand: HonesaLoc | Included Components: Spare Tire Nut Lock	View on Amazon

How We Compared These Products

We compared dimensions, capacity, materials, compatibility, included components, and care requirements across many Amazon listings. These details matter because the product must fit the available space, intended use, setup requirements, and maintenance routine. After examining the wider field, we selected 10 products from Trimax, CURT, RITE-HITE, HonesaLoc, Heininger, BOLT, Prosentuo, and Mopar.

The shortlist includes products such as TRIMAX TNL740 Spare Tire Nut Lock for Side Mount Spare Tires, CURT 23562 Spare Tire Lock, and RITE-HITE Spare Tire Lock Device – Prevent Theft. Every recommendation is tied to information stated for that specific product; unclear or missing features were treated as unknown rather than filled with assumptions.

Detailed Reviews: Best Spare Tire Lock

1. TRIMAX TNL740 Spare Tire Nut Lock for Side Mount Spare Tires, Easy Install – for SUV, Trailer Tire, and More – 1 Pack

Best for: SUV and Trailer Tire Security.

This Trimax TNL740 Spare Tire Nut Lock offers universal compatibility for all side-mount spare tires, providing a quick and easy solution to deter tire theft. It's also useful for securing propane tanks, adding versatile protection.

Constructed from alloy steel, this lock is designed for hassle-free setup in minutes. Its tamper-resistant nature provides peace of mind, securing your spare tire effectively. The compact dimensions of 5.08 x 8.38 x 13.72 inches make it unobtrusive while offering robust security for SUVs and trailers.

Product Details

Pros

• Fits all side-mount spare tires
• Useful for propane tanks
• Quick and easy solution to tire theft
• Simple installation process

Cons

• Material is alloy steel, which can be heavy.

Ideal for SUV and trailer owners seeking straightforward security for side-mounted spare tires. Ensure compatibility with your specific tire mounting before purchase.

2. TRIMAX ST30 Spare Tire Cable Lock, 36″ x 12mm, Black/Chrome

Best for: Full Security Trailer Lock.

The Trimax ST30 Spare Tire Cable Lock, featuring a 36" x 12mm cable, is uniquely designed to protect both the spare tire and its mounting bracket. Its robust construction ensures comprehensive security for a variety of vehicle types.

Constructed from alloy steel, chrome, and stainless steel, this lock is built to withstand harsh weather conditions with its protective cap. The strong welded cable loops securely around the frame, offering enhanced protection against theft for boat trailers, motorhomes, trucks, and Jeeps.

Product Details

Pros

• Secures both tire and bracket
• Ideal for multiple vehicle types
• Lock cable loops around frame
• Weather-proof cap protects mechanism

Cons

• Cable thickness is 12mm, which might be too thick for some applications.

Best for owners of boat trailers, motorhomes, and trucks needing to secure both the spare tire and its bracket. Consider the cable length and thickness for your specific mounting needs.

3. CURT 23562 Spare Tire Lock, Chrome

Best for: Chrome-Plated Trailer Security.

The CURT 23562 Spare Tire Lock offers robust security for side-mount spare tires, constructed from high-strength steel with a durable chrome-plated finish. It provides excellent strength and protection against theft when your vehicle is unattended.

This corrosion-resistant lock is designed specifically for side-mount spare tires, ensuring a secure fit. The steel construction guarantees durability, while the chrome plating protects it from the elements. Two keys are included for convenience, making it easy to secure and access your spare tire.

Product Details

Pros

• Specifically designed for side-mount spare tires
• High-strength steel construction
• Corrosion-resistant chrome-plated finish
• Includes two keys for convenience

Cons

• Made of alloy steel, which can be susceptible to rust if plating is damaged.

Suitable for owners of vehicles with side-mount spare tires seeking a durable and corrosion-resistant locking solution. Ensure the lock's dimensions are compatible with your spare tire's lug nuts.

4. RITE-HITE Spare Tire Lock Device – Prevent Theft, Protect and Secure Your Spare Tire, Great for Boat Trailers, RVs, SUVs and more

Best for: Universal Trailer Tire Protection.

The RITE-HITE Spare Tire Lock Device is a tough and dependable solution designed to prevent theft and secure spare tires on various vehicles. Its simple design makes installation and removal straightforward.

This lock is great for securing spare tires on boat trailers, RVs, SUVs, and cattle trailers where security is often lacking. It works by replacing one lug nut and installing a lock cover, effectively denying access to the tire. Its weather-resistant feature ensures it can withstand outdoor conditions.

Product Details

Pros

• Prevents spare tire theft
• Easy to install and remove
• Great for boat trailers, RVs, SUVs
• Weather resistant

Cons

• Made of 'die' material, which may not be as robust as steel for extreme conditions.

A practical choice for owners of boat trailers, RVs, and SUVs needing a simple, effective way to secure their spare tire. Verify it fits your specific lug nut size and trailer type.

5. Spare Tire Nut Lock for Side Mount Spare Tire Trailer Spare Tire Mount Tire Lock Locking Lug Nuts Easy Install for SUV, Trailer, RV, Truck

Best for: Password Protected Tire Security.

This HonesaLoc Spare Tire Nut Lock features a unique password design for enhanced security, preventing wheel removal when unattended. Its universal compatibility ensures it fits side-mounted spare tires with ease.

Constructed from durable, corrosion-resistant steel with a chrome-plated surface, this lock offers excellent strength and safety. The password design provides an added layer of security beyond a traditional key. Its compact size (1.69 x 1.18 x 2.25 inches) makes it suitable for various vehicles, including SUVs, trailers, and trucks.

Product Details

Pros

• Password design for enhanced security
• Fits all side-mount spare tires
• Durable and corrosion-resistant
• Quick and easy solution to tire theft

Cons

• Password mechanism may be less intuitive than a key for some users.

Ideal for those seeking a keyless, password-protected solution for side-mount spare tires on SUVs, trailers, or trucks. Ensure you remember the password for access.

6. Heininger 6027 HitchMate Trailer Spare Tire Lock for 1/4″ to 7/8″ Thick Rims, Designed for Marine, Utility and RV Vertical Mount Spare Tires

Best for: Marine and RV Vertical Mount Lock.

The Heininger 6027 HitchMate Trailer Spare Tire Lock is crafted from solid machined steel with a chrome-plated finish, designed specifically for vertical mount spare tires on marine, utility, and RV applications.

This lock features a 1/2" pin diameter and adjusts to fit wheel rims from 1/4" to 7/8" thick, replacing one lug bolt to firmly secure the tire. Its flush locking design and patented, pick-proof screw and lock security offer robust protection against theft. Note: not designed for truck or SUV spare tires.

Product Details

Pros

• Designed for marine, utility, and RV vertical mounts
• Adjusts for various rim thicknesses (1/4" to 7/8")
• Solid machined steel with chrome plating
• Patented, pick-proof security

Cons

• Not designed for use on truck or SUV spare tires.

Perfect for owners of marine, utility, and RVs with vertical spare tire mounts needing a secure, USA-made locking solution. Verify rim thickness compatibility and ensure your spare lugs are not welded.

7. Bolt 7032301 Spare Tire and Wheel Lock Compatible with 2018+ JL

Best for: Jeep JL Key Compatible Lock.

The BOLT 7032301 Spare Tire and Wheel Lock is uniquely designed to work with your 2018+ Jeep Wrangler ignition key, eliminating the need for a separate spare key. It features a double ball bearing locking mechanism for enhanced security.

Constructed from stainless steel, this lock replaces one lug nut with a stainless steel pin. Its auto-return spring locks automatically, and the plate tumbler sidebar prevents picking and bumping. The stainless steel lock shutter protects the mechanism from dirt and moisture, ensuring reliable operation.

Product Details

Pros

• Keyed to match Jeep Wrangler ignition key
• Double ball bearing locking mechanism
• Plate tumbler sidebar prevents picking
• Stainless steel lock shutter resists dirt

Cons

• Specifically designed for 2018+ Jeep Wrangler JL models.

An excellent choice for 2018+ Jeep Wrangler JL owners who want the convenience of using their ignition key for their spare tire lock. Ensure your vehicle model matches the lock's compatibility.

8. Bolt Lock 5922986 Spare Tire and Wheel Lock for 2007-2018 Jeep Wrangler JK

Best for: Jeep JK Key Compatible Lock.

The BOLT 5922986 Spare Tire and Wheel Lock is engineered for 2007-2018 Jeep Wrangler JK models, utilizing your Jeep's ignition key for operation. This stainless steel lock replaces a lug nut with a secure pin.

Featuring a double ball bearing locking mechanism and a six-plate tumbler sidebar, this lock offers superior resistance to picking and bumping. The auto-return spring ensures automatic locking when the key is removed. Its rugged lock jacket protects your spare tire and wheel from damage and theft.

Product Details

Pros

• Uses your Jeep Wrangler ignition key
• Double ball bearing locking mechanism
• Six-plate tumbler sidebar for security
• Auto return spring locks automatically

Cons

• Specifically designed for 2007-2018 Jeep Wrangler JK models.

Ideal for owners of 2007-2018 Jeep Wrangler JK models seeking the convenience of a single key for ignition and spare tire security. Confirm your vehicle's year range for proper fitment.

9. Spare Tire Lock Compatible with 2005-2026 Toyota Tacoma, 2010-2022 Tundra Anti-Theft Security Lock Replaces PT276-34071

Best for: Toyota Tacoma/Tundra Security Lock.

This Prosentuo Spare Tire Lock provides essential anti-theft protection for 2005-2026 Toyota Tacoma and 2010-2022 Tundra models. Manufactured with high-grade aluminum, it offers a durable and rust-resistant physical barrier against spare tire theft.

Designed to replace specific part numbers (PT276-34071, PT276-35060, 51930-YQ010), this lock features a unique keyed system that deters tampering. Its scratch-resistant surface ensures it maintains its appearance and function during off-road adventures or public parking, providing significant security.

Product Details

Pros

• Compatible with Toyota Tacoma and Tundra
• Essential anti-theft protection
• Rust-resistant and durable aluminum construction
• Unique keyed system deters tampering

Cons

• Made of aluminum, which may be less robust than steel for some applications.

A targeted security solution for Toyota Tacoma and Tundra owners needing to protect their spare tire from theft. Ensure your vehicle model and year fall within the specified compatibility range.

10. Spare Tire Lock Add the Spare Tire Lock to you vehicle to protect your spare tire and wheel from theft. This special Mopar exclusive key allows you to lower and raise your spare as needed

Best for: Mopar Jeep Gladiator Lock.

The Mopar Spare Tire Lock is a genuine Mopar OEM part designed to protect your spare tire and wheel from theft, specifically for the Jeep Gladiator. It features a special Mopar-exclusive key for operation.

This lock securely stores the spare tire and wheel in place using a key lock mechanism. The included handheld controller allows for easy lowering and raising of the spare tire. Its sleek, modern design complements the styling of modern Jeep vehicles, offering both security and aesthetic appeal.

Product Details

Pros

• Genuine Mopar OEM part
• Securely stores spare tire and wheel
• Operates with a special Mopar-exclusive key
• Sleek, modern design

Cons

• Exclusive to Jeep Gladiator models, limiting broader application.

The definitive choice for Jeep Gladiator owners seeking an integrated, genuine Mopar spare tire lock. Verify this is the correct OEM part for your specific vehicle configuration.

What Buyers Often Overlook

Match the lock to the spare-tire mounting style

The mounting style is the first compatibility check because these locks do not use the same attachment method. Trimax TNL740 and CURT 23562 are specifically designed for side-mount spare tires, with the CURT using a steel lock and chrome-plated finish. HonesaLoc also targets side-mounted tires and uses a password-style lock.

The Trimax ST30 takes a different approach: its cable loops around the vehicle or trailer frame and is described as securing both the tire and mounting bracket. Heininger 6027 is specifically for vertical-mount spare tires on marine, utility, and RV applications, with a pin that adjusts for rims from 1/4 to 7/8 inch thick; it is not designed for truck or SUV spare tires.

A lug-replacement design also needs suitable lug access: Heininger will not work when the spare lugs are welded.

The Key Product Trade-Off

Vehicle-specific locks trade broad fit for simpler key use

Vehicle-specific locks can simplify ownership, but only when the listed application matches your vehicle. BOLT 5922986 is for 2007–2018 Jeep Wrangler JK models, while BOLT 7032301 is for 2018 and newer JL models; both replace a lug nut with a stainless-steel pin and use the Jeep ignition key. Their fit guidance also calls for compatible alloy wheels and a 1- to 1-1/8-inch lug-nut well.

Mopar 82216081AA is a genuine Jeep Gladiator lock with a key mechanism and handheld operation for lowering and raising the spare. Prosentuo STW140 is made for Toyota Tacoma and Tundra applications and lists replacement part numbers PT276-34071, PT276-35060, and 51930-YQ010.

Universal-style side-mount options offer broader stated coverage, but they still require checking the carrier layout and available lug or nut position.

Best Spare Tire Lock: Buyer's Guide

Fit, Dimensions, and Compatibility

Compare the listed dimensions with the intended counter, cabinet, appliance, storage, or installation space. Confirm model compatibility and connection requirements where they are supplied. A useful feature cannot compensate for a product that does not physically fit or work with the buyer’s existing setup.

Capacity, Output, and Operating Format

Match listed capacity, volume, output, and operating mode to the actual household or work routine. Larger figures can support heavier use, while a smaller format may be easier to place and maintain. Treat daily output, immediate storage, and container capacity as separate specifications when the listing distinguishes them.

Materials, Construction, and Care

Use the listed materials and care instructions to judge cleaning effort, storage conditions, and compatibility with the intended use. Dishwasher, freezer, food-contact, or weather-related claims are included only when supplied for that product. Check whether routine care fits the way the product will be used.

Included Components and Setup Needs

Review the included components before planning installation or first use. Hoses, adapters, lids, paddles, bowls, brushes, controls, and manuals vary by listing. Confirm power, water, assembly, or accessory requirements from the supplied product information rather than assuming that separately pictured parts are included.

Which Should You Choose?

Choose Trimax TNL740, CURT 23562, or HonesaLoc when you have a side-mount spare and want a compact nut or lug-style deterrent. Pick Trimax ST30 when protecting both the tire and its bracket matters, or when a frame-looping cable suits your trailer, motorhome, truck, Jeep, or van. Select Heininger 6027 for a vertical-mount marine, utility, or RV tire after measuring rim thickness and confirming the lugs are not welded.

Jeep Wrangler owners should match the BOLT JK or JL model to the generation; Gladiator owners can consider the Mopar unit. Toyota Tacoma and Tundra owners should verify Prosentuo fitment and replacement numbers before ordering.

Quick Buying Checklist

• Confirm the complete dimensions against the available space.
• Verify model, accessory, connection, and appliance compatibility.
• Match capacity or output to the expected amount of use.
• Compare materials and care instructions with the maintenance routine.
• Check the included components before planning setup or first use.
• Confirm listed power, water, storage, or installation requirements where applicable.

Frequently Asked Questions

What types of spare tire locks are available?

Available locks include nut locks for side-mounted tires, cable locks for versatile security, and specific wheel locks designed for particular vehicle models like Jeep Wranglers and Toyota trucks. Some are designed for vertical rim mounts, offering broad compatibility.

How do spare tire locks prevent theft?

Spare tire locks prevent theft by physically securing the tire to the vehicle or mounting bracket. They typically replace a lug nut or use a cable or bar system that makes it difficult to remove the spare tire without the key or combination.

Are spare tire locks difficult to install?

Installation difficulty varies by lock type. Nut locks and specific vehicle locks are often designed for easy installation, sometimes replacing existing lug nuts. Cable locks may require threading through the wheel and around a secure point, which can be slightly more involved.

Can I use a spare tire lock on a trailer?

Yes, many spare tire locks are designed for trailers, including boat trailers, RVs, and utility trailers. Look for models that specify compatibility with side-mount spare tires or vertical rim mounts, as these are common on trailer setups.

What should I consider when choosing a spare tire lock?

Consider the type of spare tire mount (side, undercarriage, vertical), your vehicle make and model if seeking a specific fit, and the desired security level. Ease of installation and durability are also important factors for long-term protection against theft.

Final Words

Choosing the right spare tire lock depends on your vehicle and mounting style. For side-mounted tires or general trailer use, nut or cable locks offer good security. If you own a specific vehicle like a Jeep Wrangler or Toyota truck, a model designed for it provides a precise and secure fit.