Toowoomba’s Experts in 4WD Engineering & Fabrication
Your trusted partner in 4WD, trailers & tailored vehicle solutions
Precision Fabrication, Design, and Complete Project Solutions
About Sixy's Engineering
Sixy's Engineering, a proud division of Six Wheeler Conversions Pty Ltd, is a Toowoomba-based leader in precision metal fabrication, welding, 3D design, and complete project delivery, backed by over 35 years of industry experience.
As part of Six Wheeler Conversions, a federally certified Second Stage Manufacturer, we deliver high-quality, Australian-standard-compliant solutions for manufacturing, agriculture, construction, retail, and automotive industries.
Our Toowoomba workshop combines advanced welding systems, skilled fitting staff, and in-house Solidworks 3D design capabilities with sourced high-quality CNC laser-cut components to provide durable, cost-effective, and tailored fabrication services, from concept to completion.
Ready to take your project to the next level? Let Sixy’s Engineering bring your vision to life!
Contact us today or view our success stories
Our Capabilities
- Precision Welding
Expert TIG, MIG, and arc welding for steel, aluminium, and stainless steel, ensuring robust and precise components. - Solidworks 3D Design
In-house 3D design services using Solidworks for custom component modelling, prototyping, and project optimisation. - CNC Laser-Cut Components
Sourcing high-quality CNC laser-cut parts from trusted suppliers for accurate and efficient fabrication. - Complete Project Delivery
End-to-end solutions, including design, fabrication, and assembly of custom projects like specialised trays, canopies, and equipment setups tailored to client needs. - Custom Fabrication
Manufacturing chassis frames, trailer components, agricultural equipment parts, and structural steel assemblies. - Building Hardware
Custom handrails, staircases, support beams, and architectural fittings for residential and commercial construction projects. - Shop Fittings
Bespoke retail fixtures, including display racks, shelving, and signage frames, tailored to your specifications. - 4WD, Light Truck, Trailer, and Caravan Modifications
Specialised modifications and chassis repairs to enhance durability and functionality. - Fifth Wheel and Gooseneck Hitch Installation
Expert installation of hitches for heavy-duty towing applications. - Repair and Refurbishment
Restoration of damaged metal components, including trays, frames, chassis, and industrial or retail equipment, to extend service life. - Caravan and trailer servicing and underbody maintenance.
Industries We Serve
- Agriculture
Custom brackets, hitches, and repairs for tractors, harvesters, and fencing systems, supporting Queensland’s farming community. - Manufacturing
Subcontracted fabrication of trailer components, machinery parts, and structural assemblies for reliable production. - Construction
High-quality building hardware like handrails and beams for residential and commercial projects. - Retail
Custom shop fittings, including display racks and signage, for Toowoomba’s retail sector. - Automotive
Modifications, chassis repairs, and hitch installations for 4WDs, light trucks, trailers, and caravans, including complete project solutions.
Why Choose Sixy's Engineering?
- Proven Expertise
Backed by Six Wheeler Conversions’ 35 years of experience and over 2,000 successful projects, including custom-built solutions. - Advanced Design
In-house Solidworks 3D design delivers precise, client-specific solutions from concept to completion. - Complete Project Solutions
From design to final assembly, we deliver fully integrated projects tailored to your unique requirements. - Local Advantage
Toowoomba-based, offering fast turnaround and reduced transport costs for Queensland clients. - Quality Assurance
Compliance with Australian standards, supported by federal certification and rigorous quality control. - Cost-Effective Solutions
Competitive pricing and flexible services, utilising high-quality CNC laser-cut components and 3D design for maximum efficiency.
See our Sixy's Success Stories
Explore our case studies to see how we deliver complete project solutions,
like custom trays and canopies, designed and built to meet specific client needs.
Contact Us
Ready to bring your project to life?
Sixy's Engineering, powered by Six Wheeler Conversions, is your trusted partner for precision fabrication,
3D design, automotive modifications, and complete project delivery in Queensland.
Get in touch to discuss your needs or request a quote.
