10 Best Hitch Lock of December 2025

• DEPENDABLE SECURITY. To protect your trailer and trailer hitch ball mount from theft, this locking hitch pin is made with high-strength steel construction
• EASY TO OPERATE. 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. 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)
• WATERTIGHT. 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
• TWO KEYS INCLUDED. For your convenience, two keys are included with this trailer hitch lock. You can keep the spare key in a discrete location for emergencies or give it to a friend for helpful access

CURT

• Universal, fits all couplers
• Secures trailer when not being towed
• Ratchet design with eleven locking positions
• Fits 1-7/8, 2 and 2-5/16 inch trailers
• Two theft proof square keys are included

Reese

• [Higher Security and Theft Deterrence] The trailer receiver lock is made with high-strength steel. So that the trailer hitch pin lock can ensure locking safe and protect your trailer and trailer hitch ball mount from theft.
• [Compatible with Most Hitches] With a 5/8-inch diameter hitch pin and 2-3/4 inches of effective pin length, our trailer hitch receiver lock fits 2-inch any receiver tubes, and it is suitable for class V hitches.
• [Durable and Watertight] The all-weather cover cap of our trailer hitch lock keeps the keyhole away from water and dust. The dustproof and waterproof lock pin is more durable.
• [Stronger Copper Keys] This trailer hitch lock come with two keys. The keys made of copper and covered non-slip protective, fit our upgraded zinc alloy lock core, which is more solid and stronger than ordinary keys.
• [Prevent Rattling Noise] When you are using a trailer hitch, you might run into some issues like rattling and noise. Our trailer hitch lock pin is equipped with 4 rubber O-rings, which can effectively prevent rattling noise caused by shaking during towing.

METOWARE

• LOCK APPLICATION: Best used for vehicles, trailers, and RV hitch locks
• EASE OF USE: Receiver lock features convenient Push to Lock locking mechanism: push lock body firmly onto the pin and remove key
• DURABLE DESIGN: Weather Tough seal and watertight cap provide protection from moisture and dirt; Hitch lock is rated for Class III/IV 10,000 pound load
• SPECIFICATIONS: Usable length of receiver pin is 3-1/2 in.; Stainless steel lock fits 5/8 in. receiver openings; Extended length shaft fits Toyota Tundra, Ford F-150/F-250/F-350, GMC/Chevy 2500/3500 and Dodge trucks with heavy-duty tow packages
• INCLUDES: One trailer reciver lock, two keys

Master Lock

• Locking hitch pin fits 1/2 in. (13 mm) and 5/8 in. (16 mm) receivers; usable length of each chrome hitch pin lock is 2-3/4 in. (70 mm)
• 1/2 in. trailer hitch locking pin is rated up to 3,500 lbs (Class I and II), 5/8 in. trailer hitch locking pin is rated up to 10,000 lbs (Class III and IV)
• Locking head rotates 360 degrees allowing keyway to conveniently face forward; receiver lock features push-to-lock locking mechanism to ensure a secure lock every time; Push head firmly onto the pin and remove key
• Snap-on cover provides weather resistance and prevents dirt and moisture from entering keyway, four-pin cylinder for added security to prevent lock picking
• Receiver lock provides added security and theft deterrence while towing
• Included Components: Two Pins Two Keys One Locking Swivel Head

Master Lock

• Designed to provide excellent towing
• Lockable offering extra safety
• Includes swiveling clip
• Includes swiveling clip
• Easy to install

Reese

• FIT FOR 2" 2-1/2" TOW RECEIVERS: CZC AUTO dogbone style trailer hitch receiver lock uses 5/8" pin with 3-1/2" effective length perfect for Class III/IV 2", 2-1/2" hitch receiver tubes.
• EASY OPERATE DESIGN: CZC AUTO hitch lock adopts push-to-lock design without key, after hearing "click", you just need to pull the lock head to ensure it is working. When turn key to open the lock, pin will be pops-up automatically and comfortably.
• PREMIUM MATERIAL: The trailer receiver lock uses black electrophoretic painted carbon steel, solid and hard to bend. 360 degree rotating head, easy to handle. All-weather rubber key slot cap keeps the keyhole away from moisture, dust and rust. Updated tubular key hole, zinc alloy lock core.
• FITMENT TYPE: Use a tow receiver lock to ensure the towing safety. CZC AUTO hitch pin lock is compatible with hitch rack, cargo hitch tray, bike rack, hitch ball and tow rope, perfect for 2" and 2-1/2" receivers on trailer truck RV car boat.
• CLIENT SUPPORT: 30-day money-back guarantee for any reason, 12-month warranty for quality-related issues. Please feel free to contact us at first if there is any problem when you receive or use our products. We are always here to support you.

CZC AUTO

• DIMENSIONS: 9” x 9” x 3”
• BUILT TO LAST: The REESE Towpower Universal Coupler lock is a premium lock constructed with an aluminum body and heavy-duty steel lock bar.
• UNIVERSAL FIT: Ratchet design is adjustable with 11 locking positions and fits 1-⅞”, 2”, and 2-5/16” couplers.
• DETERS THEFT: Bright, deterrent yellow color is durable, highly visible, and an essential accessory to all types of trailers.
• SECURE PROTECTION: Easy-to-install lock resists picking, prying and drill outs. Guards against truck or trailer towaway theft in storage.

Reese

• Universal coupler lock fits virtually all 1-7/8", 2", and 2-5/16" trailer couplers.
• This lock protects unattended trailers and guards against tow-away theft. The bright red finish discourages thiefs from messing with your trailer.
• Resists rust and corrosion. Simple installation and removal.
• Advanced locking mechanism resists picking and prying.
• We can NOT key two (2) of these locks the same. The similar 379KA coupler locks are available keyed alike. The only difference between this one (389DAT) and the 379KA is the color.

Master Lock

• SAVE TIME, AVOID FUMBLING WITH KEYS, BE SAFE ✓ Remove the key right after unlocking to avoid all the key fumbling and hassle! Push-to-lock technology ensures a secure fit everytime - PLEASE PUSH ALL THE WAY IN TO HEAR CLICK AND ENSURE IT'S FULLY LOCKED
• FITS MOST COMMON HITCH SETUPS ✓ Fits ALL Class I/II 1-1/4" x 1-1/4" & Class III/IV/V 2" x 2" and 2-1/2" x 2-1/2" receivers (1/2" & 5/8" pin)
• EASE OF MIND ✓ Tow up to 3,500 GTW for small pin or 20,000 GTW for long pin without any worries! Small Pin: 2-7/8" usable length, Long Pin: 3-1/2" usable length
• DEPENDABLE STRENGTH ✓ Engineered to increase durability and strength- Includes 2 keys and an all-weather rubber key slot cap
• CONSTRUCTED FROM HEAVY DUTY SOLID STEEL FOR SUPERIOR STRENGTH ✓ Durable Black Nickel Finish - For replacement keys please visit our website or contact us on Amazon

Connor