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DIY Trailer Kits

Build or upgrade your trailer with DIY trailer kits designed for Australian standards and real-world use. Our kits include compatible components to simplify the build process while ensuring strength, reliability and suitability for local towing requirements.

  • Diy Tandem Axle trailer parts 4500 Kg rated Solid beam axles

    sirtrailerparts.com
    Original price $2,690.00 - Original price $2,690.00
    Original price
    $2,690.00
    $2,690.00 - $2,690.00
    Current price $2,690.00

    Coupling: Electric Coupling 4.5 Ton with brake lever (70mm Ball) or 70mm Ring Coupling Accessories: 4x Fish Plates 4x Axle pads 1x coupling plate...

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    Original price $2,690.00 - Original price $2,690.00
    Original price
    $2,690.00
    $2,690.00 - $2,690.00
    Current price $2,690.00
  • Diy Tandem Axle trailer kit 4000 Kg rated Solid beam axles

    sirtrailerparts.com
    Original price $2,290.00 - Original price $2,290.00
    Original price
    $2,290.00
    $2,290.00 - $2,290.00
    Current price $2,290.00

    Coupling: Electric Coupling 4.5 Ton with brake lever (70mm Ball)  or 70mm Ring Coupling Accessories: 4x Fish Plates 4x Axle pads 1x coupling plat...

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    Original price $2,290.00 - Original price $2,290.00
    Original price
    $2,290.00
    $2,290.00 - $2,290.00
    Current price $2,290.00
  • Diy Tandem Axle trailer parts 3500 Kg rated Solid beam axles

    sirtrailerparts.com
    Original price $1,990.00 - Original price $1,990.00
    Original price
    $1,990.00
    $1,990.00 - $1,990.00
    Current price $1,990.00

    Coupling: Electric Coupling 4.5 Ton with brake lever (70mm Ball) or 70mm Ring Coupling Accessories: 4x Fish Plates 4x Axle pads 1x coupling plate...

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    Original price $1,990.00 - Original price $1,990.00
    Original price
    $1,990.00
    $1,990.00 - $1,990.00
    Current price $1,990.00
  • Diy Tandem Axle trailer parts 3200 Kg rated Solid beam axles

    sirtrailerparts.com
    Original price $1,790.00 - Original price $1,790.00
    Original price
    $1,790.00
    $1,790.00 - $1,790.00
    Current price $1,790.00

    Coupling: Electric Coupling 3.5 Ton with brake lever Accessories: 4x Fish Plates 4x Axle pads 1x coupling plate 4x 2" HT Coupling Bolts 2x greasa...

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    Original price $1,790.00 - Original price $1,790.00
    Original price
    $1,790.00
    $1,790.00 - $1,790.00
    Current price $1,790.00
  • Diy Tandem Axle trailer Kit 2800 Kg rated Solid beam axles (Electric Drum Brakes)

    sirtrailerparts.com
    Original price $1,590.00 - Original price $1,590.00
    Original price
    $1,590.00
    $1,590.00 - $1,590.00
    Current price $1,590.00

    Coupling: Electric Coupling 3.5 Ton with brake lever Accessories: 4x Fish Plates 4x Axle pads 1x coupling plate 4x 2" HT Coupling Bolts 2x greasa...

    View full details
    Original price $1,590.00 - Original price $1,590.00
    Original price
    $1,590.00
    $1,590.00 - $1,590.00
    Current price $1,590.00
  • Diy Tandem Axle trailer Kit 2000 Kg rated Solid beam axles (Hydraulic Disc Brakes) (Rocker Suspension)

    sirtrailerparts.com
    Original price $890.00 - Original price $890.00
    Original price
    $890.00
    $890.00 - $890.00
    Current price $890.00

    Coupling: Over Ride 2000Kg coupling with Hydraulic hand brake lever Accessories:  4x Fish Plates 4x Axle pads 1x Coupling plate 4x 1/2" HT Coupli...

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    Original price $890.00 - Original price $890.00
    Original price
    $890.00
    $890.00 - $890.00
    Current price $890.00
  • Diy Tandem Axle trailer Kit 2000 Kg rated Solid beam axles (Mechanical Disc Brakes) (Rocker Suspension)

    sirtrailerparts.com
    Original price $1,090.00 - Original price $1,090.00
    Original price
    $1,090.00
    $1,090.00 - $1,090.00
    Current price $1,090.00

    Coupling: Over Ride 2000Kg coupling with mechanical hand brake lever Accessories:  1x coupling plate 4x 1/2" HT Coupling Bolts 2x greasable 18mm c...

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    Original price $1,090.00 - Original price $1,090.00
    Original price
    $1,090.00
    $1,090.00 - $1,090.00
    Current price $1,090.00
  • Diy Tandem Axle trailer Kit 2000 Kg rated Solid beam axles (Electric Drum Brakes) (Rocker suspension)

    sirtrailerparts.com
    Original price $1,290.00 - Original price $1,290.00
    Original price
    $1,290.00
    $1,290.00 - $1,290.00
    Current price $1,290.00

    Coupling: Electric Coupling 3.5 Ton with brake lever Accessories: 4x Fish Plates 4x Axle pads 1x coupling plate 4x 1/2" HT Coupling Bolts 2x greas...

    View full details
    Original price $1,290.00 - Original price $1,290.00
    Original price
    $1,290.00
    $1,290.00 - $1,290.00
    Current price $1,290.00
  • Diy Tandem Axle trailer Kit 2000 Kg rated Solid beam axles (Hydraulic Drum Brakes) (Rocker suspension)

    sirtrailerparts.com
    Original price $1,090.00 - Original price $1,090.00
    Original price
    $1,090.00
    $1,090.00 - $1,090.00
    Current price $1,090.00

    Coupling: Over Ride 2000Kg coupling with mechanical hand brake lever Accessories: 4x Fish Plates 4x Axle pads 1x coupling plate 4x 2" HT Coupling ...

    View full details
    Original price $1,090.00 - Original price $1,090.00
    Original price
    $1,090.00
    $1,090.00 - $1,090.00
    Current price $1,090.00
  • Diy Tandem Axle trailer Kit 2000 Kg rated Solid beam axles (Mechanical Drum Brakes) (Rocker suspension)

    sirtrailerparts.com
    Original price $890.00 - Original price $890.00
    Original price
    $890.00
    $890.00 - $890.00
    Current price $890.00

    Coupling: Electric Coupling 3.5 Ton with brake lever Accessories: 8x 5/8" Spring Bolts 2x Heavy Front Hangers 2x Heavy rear hangers 4x Fish Plates...

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    Original price $890.00 - Original price $890.00
    Original price
    $890.00
    $890.00 - $890.00
    Current price $890.00
  • Diy Tandem Axle trailer Kit 2000 Kg rated Solid beam axles (Hydraulic Disc Brakes)

    sirtrailerparts.com
    Original price $890.00 - Original price $890.00
    Original price
    $890.00
    $890.00 - $890.00
    Current price $890.00

    Coupling : Over Ride 2000Kg coupling with  Hydraulic hand brake lever Accessories: 4x 1/2" Spring Bolts 2x Front Hangers 2x rear hangers 4x Fish P...

    View full details
    Original price $890.00 - Original price $890.00
    Original price
    $890.00
    $890.00 - $890.00
    Current price $890.00
  • Diy Tandem Axle trailer Kit 2000 Kg rated Solid beam axles (Electric Drum Brakes)

    sirtrailerparts.com
    Original price $990.00 - Original price $990.00
    Original price
    $990.00
    $990.00 - $990.00
    Current price $990.00

    Couplings: Electric Coupling 3.5 Ton with brake lever Accessories: 4x 1/2" Spring Bolts 2x Front Hangers 2x rear hangers 4x Fish Plates 4x Axle pa...

    View full details
    Original price $990.00 - Original price $990.00
    Original price
    $990.00
    $990.00 - $990.00
    Current price $990.00
  • Diy Tandem Axle trailer Kit 2000 Kg rated Solid beam axles (Mechanical Drum Brakes)

    sirtrailerparts.com
    Original price $890.00 - Original price $890.00
    Original price
    $890.00
    $890.00 - $890.00
    Current price $890.00

    Couplings: Over Ride 2000Kg coupling with mechanical hand brake lever Accessories: 4x 1/2" Spring Bolts 2x Front Hangers 2x rear hangers 4x Fish P...

    View full details
    Original price $890.00 - Original price $890.00
    Original price
    $890.00
    $890.00 - $890.00
    Current price $890.00
  • Diy Single Axle trailer Kit 1400 Kg rated Solid beam axles (Electric Drum Brakes) (OFF-Road Suspension)

    sirtrailerparts.com
    Original price $690.00 - Original price $690.00
    Original price
    $690.00
    $690.00 - $690.00
    Current price $690.00

    Couplings: Electric Coupling 3.5 Ton with brake leverAccessories: 2x 1/2" Spring Bolts 2x Front Heavy Duty  Hangers  2x rear eye  hangers  2x Fish...

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    Original price $690.00 - Original price $690.00
    Original price
    $690.00
    $690.00 - $690.00
    Current price $690.00
  • Diy Single Axle trailer kit 1400 Kg rated Solid beam axles (Hydraulic Disc Brakes)

    sirtrailerparts.com
    Original price $690.00 - Original price $690.00
    Original price
    $690.00
    $690.00 - $690.00
    Current price $690.00

    Couplings:Over Ride 2000Kg coupling with Hydraulic hand brake lever Accessories: 2x 1/2" Spring Bolts 2x Front Hangers 2x rear hangers 2x Fish Pla...

    View full details
    Original price $690.00 - Original price $690.00
    Original price
    $690.00
    $690.00 - $690.00
    Current price $690.00
  • Diy Single Axle trailer kit 1400 Kg rated Solid beam axles (Mechanical Disc Brakes)

    sirtrailerparts.com
    Original price $590.00 - Original price $590.00
    Original price
    $590.00
    $590.00 - $590.00
    Current price $590.00

    Couplings: Over Ride 2000Kg coupling with mechanical hand brake lever Accessories: 2x 1/2" Spring Bolts 2x Front Hangers 2x rear hangers 2x Fish P...

    View full details
    Original price $590.00 - Original price $590.00
    Original price
    $590.00
    $590.00 - $590.00
    Current price $590.00
  • Diy Single Axle trailer kit 1400 Kg rated Solid beam axles (Electric Drum Brakes)

    sirtrailerparts.com
    Original price $690.00 - Original price $690.00
    Original price
    $690.00
    $690.00 - $690.00
    Current price $690.00

    1Couplings:Electric Coupling 3.5 Ton with brake lever  Accessories: 2x 1/2" Spring Bolts 2x Front Hangers 2x rear hangers 2x Fish Plates 2x Axle p...

    View full details
    Original price $690.00 - Original price $690.00
    Original price
    $690.00
    $690.00 - $690.00
    Current price $690.00
  • Diy Single Axle trailer kit 1400 Kg rated Solid beam axles (Hydraulic Drum Brakes)

    sirtrailerparts.com
    Original price $570.00 - Original price $570.00
    Original price
    $570.00
    $570.00 - $570.00
    Current price $570.00

    Couplings: Over Ride 2000Kg coupling with Hydraulic hand brake lever Accessories: 2x 1/2" Spring Bolts 2x Front Hangers 2x rear hangers 2x Fish Pl...

    View full details
    Original price $570.00 - Original price $570.00
    Original price
    $570.00
    $570.00 - $570.00
    Current price $570.00
  • Diy Single Axle trailer kit 1400 Kg rated Solid beam axles (Mechanical Drum brakes)

    sirtrailerparts.com
    Original price $550.00 - Original price $550.00
    Original price
    $550.00
    $550.00 - $550.00
    Current price $550.00

    Couplings:  Over Ride 2000Kg coupling with mechanical hand brake lever Accessories: 2x 1/2" Spring Bolts 2x Front Hangers 2x rear hangers 2x Fis...

    View full details
    Original price $550.00 - Original price $550.00
    Original price
    $550.00
    $550.00 - $550.00
    Current price $550.00
  • Diy Single Axle trailer kit 1000 Kg rated Solid beam axles

    sirtrailerparts.com
    Original price $275.00 - Original price $275.00
    Original price
    $275.00
    $275.00 - $275.00
    Current price $275.00

    Coupling: Universal 2/3 hole 50mm ball 2000 Kg Accessories:  2x 1/2" Spring Bolts 2x Front Hangers 2x Rear hangers 2x Fish Plates 2x Axle pads 1...

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    Original price $275.00 - Original price $275.00
    Original price
    $275.00
    $275.00 - $275.00
    Current price $275.00
  • Diy Single Axle trailer kit 750 Kg rated Solid beam axles

    sirtrailerparts.com
    Original price $230.00 - Original price $230.00
    Original price
    $230.00
    $230.00 - $230.00
    Current price $230.00

    Coupling: Universal 2/3 hole 50mm ball 2000 Kg Accessories: 2x 1/2" Spring Bolts 2x Front Hangers 2x Rear hangers 2x Fish Plates 2x Axle pads 1x...

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    Original price $230.00 - Original price $230.00
    Original price
    $230.00
    $230.00 - $230.00
    Current price $230.00
  • Diy Single Axle trailer kit 1000 Kg rated stub axles

    sirtrailerparts.com
    Original price $195.00 - Original price $195.00
    Original price
    $195.00
    $195.00 - $195.00
    Current price $195.00

    Coupling:  Universal 2/3 hole 50mm ball 2000 Kg Accessories: 2x 1/2" Spring Bolts 2x Front Hangers 2x rear hangers 2x Fish Plates 2x Axle pads 1...

    View full details
    Original price $195.00 - Original price $195.00
    Original price
    $195.00
    $195.00 - $195.00
    Current price $195.00

DIY trailer kits provide a practical starting point for building or refurbishing a trailer to suit specific requirements, whether for general transport, trade use or custom applications. Our DIY trailer kits are selected for Australian conditions and compatibility with standard trailer components, giving builders a reliable foundation without unnecessary complexity. These kits are commonly used for box trailers, cage trailers and utility builds, offering flexibility to choose flooring, sides and accessories while ensuring structural integrity and load support. Clear specifications help support correct planning and assembly, making DIY trailer kits a suitable option for those who prefer a hands-on approach and want confidence in the core components of their trailer build.

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