Top 10 CURT Trailer Hitch Lock – Towing Hitch Locks

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1. CURT

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CURT 23518 Black Trailer Hitch Lock, Fits 2-Inch Receiver, 5/8-Inch Pin Diameter

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CURT #ad - For your convenience, two keys are included with this trailer hitch lock. Watertight. Dependable security. With a 5/8-inch diameter pin and 2. 85 inches of usable pin length, this receiver hitch lock fits virtually any 2-inch x 2-inch hitch receiver with a 5/8-inch hole not compatible with double-walled receiver tubes.

You can keep the spare key in a discrete location for emergencies or give it to a friend for helpful access. Easy to operate. To protect your trailer and trailer hitch ball mount from theft, this locking hitch pin is made with high-strength steel construction. The barbell-style locking hitch pin promotes an impenetrable appearance to deter theft, and uses a simple 1/4-turn lock activation for convenient locking and unlocking as needed.

Two keys included. The internal components of this hitch lock can easily be protected from the elements with the included watertight dust cap, while the entire hitch lock is shielded against corrosion with a durable powder coat finish. Versatile.
BrandCURT #ad
ManufacturerCURT #ad
Height1.25 Inches
Length8.87 Inches
Weight0.7 Pounds
Width1.87 Inches
Part Number23518
Model23518
WarrantyLimited 1-year Warranty

2. CURT

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2-5/16-Inch Couplers, CURT 23081 Powder-Coated Aluminum Trailer Tongue Lock

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CURT #ad - To help protect your trailer from theft, this trailer lock fits over the trailer tongue and is designed to prevent a trailer ball from being inserted into the trailer coupler. This trailer tongue lock has a sleek, subtle look to deter theft, and uses a simple 1/4-turn lock activation for convenient locking and unlocking as needed.

This trailer tongue lock is protected from the elements with its highly corrosion-resistant aluminum construction. Versatile. It also features a grey powder coat finish for maximum corrosion prevention. Easy to operate. Weather-resistant.

You can keep the spare key in a discrete location for emergencies or give it to a friend for helpful access. With a standardized channel, this trailer coupler lock fits most 2-5/16-inch and some 2-inch flat and rolled-lip trailer couplers check dimensions. Two keys included. For your convenience, two keys are included with this trailer tongue lock. Dependable security.
BrandCURT #ad
ManufacturerCurt Manufacturing #ad
Height5.13 Inches
Length5.75 Inches
Weight1.85 Pounds
Width3.25 Inches
Part Number23081
Model23081
WarrantyLimited Lifetime Warranty (One-Year Finish, One-Year Parts)

3. CURT

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Fits 2 or 2-1/2-Inch Receiver, 5/8-Inch Pin Diameter, CURT 23519 Stainless Steel Trailer Hitch Lock

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CURT #ad - To protect your trailer and trailer hitch ball mount from theft, this locking hitch pin is made from strong, long-lasting stainless steel. With a 5/8-inch diameter pin, this receiver hitch lock fits virtually any 2-inch or 2-1/2-inch hitch receiver with a 5/8-inch hole, making it a perfect fit for most class 3, class 4 and class 5 hitches.

The barbell-style locking hitch pin promotes an impenetrable appearance to deter theft, and uses a simple 1/4-turn lock activation for convenient locking and unlocking as needed. For your convenience, two keys are included with this trailer hitch lock. Versatile.

Easy to operate. The internal components of this hitch lock can easily be protected from the elements with the included watertight dust cap, while the entire hitch lock is shielded against corrosion with a stainless steel construction. You can keep the spare key in a discrete location for emergencies or give it to a friend for helpful access. Dependable security. Two keys included. Watertight.
BrandCURT #ad
ManufacturerCurt Manufacturing #ad
Height2 Inches
Length7 Inches
Weight0.45 Pounds
Width2 Inches
Part Number23519
Model23519
WarrantyLimited Lifetime

4. CURT

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5/8-Inch Pin Diameter, Fits 2, 2-1/2 or 3-Inch Receiver, CURT 23021 Trailer Hitch Lock

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CURT #ad - For your convenience, two keys are included with this trailer hitch lock. With a 5/8-inch diameter pin, making it a perfect fit for most class 3, this receiver hitch lock fits virtually any 2-inch, 2-1/2-inch or 3-inch hitch receiver with a 5/8-inch hole, class 4 and class 5 hitches.

Watertight. The internal components of this hitch lock can easily be protected from the elements with the included watertight dust cap, while the hitch pin is shielded against corrosion with a durable chrome plating. Easy to operate. To protect your trailer and trailer hitch ball mount from theft, this locking hitch pin is made with high-strength steel construction.

You can keep the spare key in a discrete location for emergencies or give it to a friend for helpful access. Two keys included. Dependable security. Versatile. This deadbolt-style locking hitch pin has a heavy-duty look to deter theft, and uses a simple 1/4-turn lock activation for convenient locking and unlocking as needed.
BrandCURT #ad
ManufacturerCurt Manufacturing #ad
Height4 Inches
Length2 Inches
Weight1 Pounds
Width8 Inches
Part Number23021
Model23021
WarrantyLimited Lifetime

5. CURT

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Up to 3/4-Inch Span, CURT 23521 Black Trailer Tongue Coupler Lock, 1/4-Inch Pin Diameter

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CURT #ad - Versatile. Weather-resistant. To help protect your trailer from theft, this trailer lock is made from high-strength steel and has a padlock-style design. Two keys included.

This padlock-style trailer tongue lock has a heavy-duty look to deter theft, and uses a simple 1/4-turn lock activation for convenient locking and unlocking as needed. You can keep the spare key in a discrete location for emergencies or give it to a friend for helpful access. This trailer pin lock is protected from the elements with its black painted finish, while the coupler pin is shielded against corrosion with a durable zinc plating. Easy to operate. With a 1/4-inch diameter pin, this trailer coupler lock fits latch-type couplers with a maximum span of up to 3/4 inches. For your convenience, two keys are included with this trailer tongue lock. Dependable security.
BrandCURT #ad
ManufacturerCurt Manufacturing #ad
Height2 Inches
Length7 Inches
Weight0.45 Pounds
Width2 Inches
Part Number23521
Model23521
WarrantyLimited Lifetime Warranty (One-Year Finish, One-Year Parts)

6. CURT

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5/8-Inch Pin Diameter, Fits 2 or 2-1/2-Inch Receiver, CURT 23504 Right-Angle Trailer Hitch Lock

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CURT #ad - The internal components of this hitch lock can easily be protected from the elements with the included watertight dust cap, while the hitch pin is shielded against corrosion with a durable chrome plating.

With a 5/8-inch diameter pin, making it a perfect fit for most class 3, this receiver hitch lock fits virtually any 2-inch or 2-1/2-inch hitch receiver with a 5/8-inch hole, class 4 and class 5 hitches. Versatile. Ergonomic operation. For your convenience, two keys are included with this trailer hitch lock. To protect your trailer and trailer hitch ball mount from theft, this locking hitch pin is made with high-strength steel construction.

Watertight. Two keys included. You can keep the spare key in a discrete location for emergencies or give it to a friend for helpful access. This right-angle hitch lock has a built-in swivel feature and simple 1/4-turn lock activation to allow the head to twist toward you for easy, ergonomic access when locking or unlocking your trailer. Dependable security.
BrandCURT #ad
ManufacturerCURT #ad
Height3 Inches
Length9 Inches
Weight0.75 Pounds
Width6 Inches
Part Number23504
Model23504
WarrantyOne Year Limited

7. CURT

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2-Inch Ball, 2" Drop, Fits 2-In Receiver, 7,500 lbs, Lock, CURT 45141 Trailer Hitch Mount

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CURT #ad - The rounded shank makes installation easy. This trailer hitch ball mount comes with a 2-inch shank to fit virtually any industry-standard 2-inch receiver. It comes with a welded tow ball for ready coupling and a trailer hitch lock to securely mount onto your hitch receiver and deter theft.

It is constructed from welded steel and has a hollow shank. To install the trailer hitch ball mount on your vehicle, simply insert the shank into your vehicle's 2-inch hitch receiver. For long-lasting use, dirt, and the trailer ball has a polished chrome plating. Easy to install. Hitching up your trailer is easy with this ready-to-use trailer hitch ball mount. Corrosion-resistant. Rated to tow 7, 500 pounds gross trailer weight and 750 pounds tongue weight, this ball hitch offers dependability for your towing setup.

Dependable strength. These finishes resist damage from rain, this ball hitch is protected with a durable black powder coat finish, road salt and other corrosive threats. Versatile use. Ready to tow. The ball mount has a 2-inch drop, 2-inch diameter ball, 5/8-inch hitch pin hole and 7-1/2-inch overall length.
BrandCURT #ad
ManufacturerCURT #ad
Height2 Inches
Length7 Inches
Weight8.56 Pounds
Width2 Inches
Part Number45141
Model45141
WarrantyLimited Lifetime

8. CURT

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CURT 23523 Chrome Trailer Tongue Coupler Lock, 1/4-Inch Pin Diameter, Up to 3-3/8-Inch Span

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CURT #ad - Two keys included. To help protect your trailer from theft, this trailer tongue lock is made with high-strength steel construction. With a 1/4-inch diameter pin, this trailer coupler lock fits latch-type couplers with a maximum span of up to 3-3/8 inches.

For your convenience, two keys are included with this trailer tongue lock. The internal components of this trailer pin lock can easily be protected from the elements with the included watertight dust cap, while the entire coupler lock is shielded against corrosion with a durable chrome plating.

This barbell-style trailer tongue lock promotes an impenetrable appearance to deter theft, and uses a simple 1/4-turn lock activation for convenient locking and unlocking as needed. Easy to operate. You can keep the spare key in a discrete location for emergencies or give it to a friend for helpful access. Watertight. Dependable security. Versatile.
BrandCURT #ad
ManufacturerCURT #ad
Height2 Inches
Length7 Inches
Weight0.5 Pounds
Width2 Inches
Part Number23523
Model23523
WarrantyLimited Lifetime Warranty (One-Year Finish, One-Year Parts)

9. CURT

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Fits 3-Inch Receiver, 5/8-Inch Pin Diameter, CURT 23025 Trailer Hitch Lock

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CURT #ad - Easy to operate. To protect your trailer and trailer hitch ball mount from theft, this locking hitch pin is made with high-strength steel construction. The internal components of this hitch lock can easily be protected from the elements with the included watertight dust cap, while the entire hitch lock is shielded against corrosion with a durable chrome plating.

Watertight. With a 5/8-inch diameter pin, 2-1/2-inch or 3-inch hitch receiver with a 5/8-inch hole, this receiver hitch lock fits virtually any 2-inch, making it a perfect fit for most class 5 hitches. Two keys included. For your convenience, two keys are included with this trailer hitch lock.

The barbell-style locking hitch pin promotes an impenetrable appearance to deter theft, and uses a simple 1/4-turn lock activation for convenient locking and unlocking as needed. Versatile. You can keep the spare key in a discrete location for emergencies or give it to a friend for helpful access. Dependable security.
BrandCURT #ad
ManufacturerCURT #ad
Height2 Inches
Length10 Inches
Weight0.8 Pounds
Width2 Inches
Part Number23025
Model23025
WarrantyLimited Lifetime Warranty (One-Year Finish, One-Year Parts)

10. CURT

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CURT 23503 Right-Angle Trailer Coupler Lock, 1/4-Inch Pin Diameter, Up to 3-Inch Span

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CURT #ad - The internal components of this trailer pin lock can easily be protected from the elements with the included watertight dust cap, while the coupler lock head is shielded against corrosion with a durable anodized aluminum finish.

You can keep the spare key in a discrete location for emergencies or give it to a friend for helpful access. Ergonomic operation. This right-angle trailer lock has a built-in swivel feature and simple 1/4-turn lock activation to allow the head to twist toward you for easy, ergonomic access when locking or unlocking your trailer. Dependable security.

With a 1/4-inch diameter, segmented pin, this trailer coupler lock fits latch-type couplers spanning from 1 inch up to 3 inches. Versatile. Watertight. For your convenience, two keys are included with this trailer tongue lock. Two keys included. To help protect your trailer from theft, this trailer tongue lock is made with high-strength steel construction.
BrandCURT #ad
ManufacturerCurt Manufacturing #ad
Height2 Inches
Length7 Inches
Weight0.5 Pounds
Width2 Inches
Part Number23503
Model23503
WarrantyLimited Lifetime Warranty (One-Year Finish, One-Year Parts)