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Shop Trailer Couplings & Locks

Trailer Couplings & Locks

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Showing 1 - 34 of 74 Results

Cruisemaster

Cruisemaster D035 Coupling Lock

$97.99 ^{^} $108.99 ^{^}

(3)

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SCA

SCA Trailer Coupling Lock

$51.99 ^{^} $39.99 Club Price

(223)

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SCA

SCA Wheel Clamp

$89.99 ^{^} $59.99 Club Price

(95)

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SCA

SCA Trailer Coupling Lock

$45.99 ^{^}

(140)

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SCA

SCA Trailer Lock, Straight Type, Carbon Steel - 5 / 8 inch

$39.99 ^{^}

(72)

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SCA

SCA Tow Hitch, Clamp

$20.49 ^{^}

(50)

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SCA

SCA Hitch Pin, Carbon Steel - 5 / 8 inch

$19.99 ^{^}

(47)

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Catalogue Out Now

Sale Ends Sunday
2nd November 2025
SCA

SCA Anti-Theft Wheel Lock

$69.99 ^{^} $49.99 Club Price

(52)

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Trojan

Trojan Galvanized Trailer Coupling, 2 Hole - 2000kg

$62.99 ^{^}

(34)

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KOVIX

Kovix Hitch Pin Lock

$43.34 ^{^} $50.99 ^{^}

(60)

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Trojan

Trailer Wheel Clamp Defender Suits 195-235mm Tyres

$112.99 ^{^}

(34)

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Trojan

Trojan Override Braking Coupling - 2000kg

$114.99 ^{^}

(10)

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SCA

SCA Lockable Angled Hitch Pin, Carbon Steel - 5 / 8 inch

$39.99 ^{^}

(34)

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Hayman Reese

Hayman Reese Hitch Pin, Lockable, Straight

$52.99 ^{^}

(30)

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Trojan

Trailer Wheel Clamp Defender Suits 165-195mm Tyres

$102.99 ^{^}

(34)

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Hayman Reese

Hayman Reese Hitch Pin - Pull Pin with Clip

$24.99 ^{^}

(21)

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KOVIX

Kovix Alarmed Trailer Coupling Lock KTR18

$191.24 ^{^} $224.99 ^{^}

(31)

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AL-KO

AL-KO Lockable Coupling Fixed Lever 3500kg

$189.99 ^{^}

(7)

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Hayman Reese

Hayman Reese Hitch Pin, Lockable, Extra Long

$57.99 ^{^}

(29)

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SCA

SCA Wheel Clamp, Heavy Duty, 4WD

$82.99 ^{^} $49.99 Club Price

(34)

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Hayman Reese

Hayman Reese Hitch Pin, Lockable, Angled

$63.99 ^{^}

(19)

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AL-KO

AL-KO Lockable Coupling Override 2000kg

$229.99 ^{^}

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AL-KO

AL-KO Lockable Coupling Fixed 2/3 Hole 2000kg

$109.99 ^{^}

(1)

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KOVIX

Kovix Trailer Coupling Lock

$93.49 ^{^} $109.99 ^{^}

(36)

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KOVIX

Kovix Alarmed Trailer Lock

$191.24 ^{^} $224.99 ^{^}

(38)

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Special Order

Sunrise

SUNRISE Off-Road Poly Block Override Coupling 2000kg Rated Trailer Tow Hitch Zinc - ORCORPZ

$143.99 ^{^} $179.99 ^{^}

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Sunrise

SUNRISE Hydraulic Trailer Master Cylinder 3/4″ - HMC3/4

$26.39 ^{^} $32.99 ^{^}

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Special Order

Sunrise

SUNRISE Wheel Clamp Red Heavy Duty AntiTheft Security - WCLHD

$47.99 ^{^} $59.99 ^{^}

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Special Order

Sunrise

SUNRISE 2/3 Hole Quick Release 50mm Towball Coupling - TBC3Z

$39.19 ^{^} $48.99 ^{^}

(1)

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Special Order

Sunrise

SUNRISE Car Adaptor for Off-Road Poly Block Weldable Trailer Coupling - CAOFCZ

$63.99 ^{^} $79.99 ^{^}

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Special Order

Sunrise

SUNRISE Coupling Clip with Spring - CCZ

$12.79 ^{^} $15.99 ^{^}

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Special Order

Sunrise

SUNRISE Hydraulic Override Coupling Complete 50mm 2T - HCCZ

$115.99 ^{^} $144.99 ^{^}

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Special Order

Sunrise

SUNRISE Electric Coupling 70mm Towball 4.5T Rated - EC4500Z

$295.20 ^{^} $369.00 ^{^}

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Special Order

Sunrise

SUNRISE Galvanised Off-Road Poly Block Weldable Coupling - ORCPWPZ

$114.39 ^{^} $142.99 ^{^}

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Showing 1 - 34 of 74 Results

Safety & Efficiency With Our SUPER Range of Trailer Couplings & Locks

Trailer couplings, often underestimated, play a critical role in the world of towing by establishing a secure and dependable connection between a vehicle and its trailer. Whether you're towing a camper, boat, or utility trailer, having a high-quality trailer coupling is essential to ensure safe and efficient towing.

Supercheap Auto offers a diverse range of trailer couplings, encompassing options capable of accommodating various capacities to keep your load secure on the road. Our selection includes 2-hole, 3-hole, and 4-hole mounting varieties, allowing you to find the best fit for your vehicle.

In addition to our couplings, we take pride in providing durable and user-friendly trailer locks. Our internal coupling locks fortify the inside of your trailer coupling system, preventing your trailer from being attached to other vehicles. For safeguarding your trailer against unauthorized removal, our external trailer locks are the ideal choice. These robust locks offer the highest level of tamper resistance, ensuring that your trailer remains firmly connected to your vehicle throughout your journey.

Supercheap Auto boasts an extensive inventory of trailer couplings and trailer locks available for convenient online purchase. Explore our complete range today, and if you require personalized assistance, our friendly team is ready to help. Visit your local Supercheap Auto store for expert guidance on your towing needs.

Frequently Asked Questions - Trailer Couplings & Locks

Can trailer coupling locks be used with all types of trailers?

Trailer coupling locks come in diverse sizes and configurations to accommodate various trailer types. It is essential to verify the compatibility of the lock with your specific trailer coupling system before making a purchase to ensure a secure fit and effective protection.

How can I maintain my trailer coupling?

For the proper upkeep of your trailer coupling, we advise conducting routine inspections to assess for any signs of wear and damage. Additionally, it's important to keep the coupling clean and free from debris.

If you have any uncertainties, we recommend following the manufacturer's maintenance guidelines and seeking guidance from one of our knowledgeable team members for expert assistance.

Shop Trailer Couplings & Locks

Trailer Couplings & Locks

Filter by Available In Store

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Cruisemaster

SCA

SCA

SCA

SCA

SCA

SCA

SCA

Trojan

KOVIX

Trojan

Trojan

SCA

Hayman Reese

Trojan

Hayman Reese

KOVIX

AL-KO

Hayman Reese

SCA

Hayman Reese

AL-KO

AL-KO

KOVIX

KOVIX

Sunrise

Sunrise

Sunrise

Sunrise

Sunrise

Sunrise

Sunrise

Sunrise

Sunrise

Filter by Available In Store

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Safety & Efficiency With Our SUPER Range of Trailer Couplings & Locks

Frequently Asked Questions - Trailer Couplings & Locks

Can trailer coupling locks be used with all types of trailers?

How can I maintain my trailer coupling?