Towbar Certification & Engineering – Melbourne
Kadtec Engineering provides engineering assessment and certification of custom and modified vehicle towbars, including truck and commercial vehicle applications.
We provide VASS engineering certification in Victoria together with structural assessment against the applicable requirements of VSB6 P1 and ADR 62/02.
Towbar Certification
Kadtec can assess new or existing towbar installations including:
- Custom truck towbars
- Heavy vehicle towbars
- Modified towing structures
- Chassis-mounted towing assemblies
- Commercial vehicle towing equipment
Engineering assessment may include structural calculations, FEA, chassis attachment assessment, bolt and weld checks and verification of the towing equipment rating.

VASS Towbar Certification
Vehicle modifications in Victoria may require assessment and certification by a VASS signatory.
Kadtec Engineering can inspect the completed installation, review the engineering design and provide the required certification where the modification satisfies the applicable requirements.
VSB6 P1 & ADR 62/02
Towbar installations are assessed against the relevant requirements of VSB6 Modification Code P1 and ADR 62/02, together with the vehicle manufacturer’s chassis requirements where applicable.
Assessment includes consideration of:
- Towbar structure
- Chassis attachment
- Fasteners
- Welded connections
- Tow coupling rating
- Vehicle towing capacity
- Structural load paths
Custom Towbar Engineering
Kadtec can assist fabricators and truck body builders with complete custom towbar designs.
Services can include:
- 3D CAD design
- FEA
- Structural calculations
- Fabrication drawings
- Connection design
- VASS certification
Need a Towbar Certified?
Contact Kadtec Engineering to discuss your towbar installation or certification requirements.
Towbar modifications in Victoria may also require VASS Engineering Certification.

