Reliable Machinery Servicing & Repairs in Sydney and NSW

We're not just experienced with excavators, we're Kobelco-certified. Our technicians provide specialised excavator maintenance and repair solutions. Our expertise extends beyond Kobelco, covering all makes and models of excavators, including hydraulic system repairs, electrical diagnostics, bucket and attachment repairs, and critical undercarriage maintenance.

• Hydraulic and electrical system diagnostics and repairs
• Precision bucket and attachment servicing
• Comprehensive undercarriage maintenance and component replacement
• Certified servicing reports and risk assessments
• Detailed oil sample testing

With certified expertise in ASV Posi-Track loaders and extensive knowledge of other major brands, our team performs precise repairs and routine maintenance tailored to your skid steer and track loader requirements.

• Expert repairs and maintenance for all skid steer loader brands
• Track loader undercarriage inspection, servicing, and parts replacement
• Hydraulic motor maintenance, troubleshooting, and repairs
• Attachment and accessory installation and repair services

We offer comprehensive maintenance and repairs for a wide range of construction and heavy machinery, including motor graders, backhoe loaders, and earthmoving equipment.

• Detailed diagnostics and repairs for backhoes, graders, and bulldozers
• Scheduled preventative maintenance and mechanical appraisals
• Earthmoving equipment servicing and operational risk assessments
• Genuine parts replacement and accessory fitment for enhanced longevity and performance
• Thorough mechanical appraisals to assess machinery conditions

Equipped with advanced diagnostic tools, genuine replacement parts, and comprehensive repair capabilities, our mobile excavator mechanics ensure your excavator returns swiftly to full operational condition, saving your project valuable time and costs.

• Rapid-response on-site excavator servicing
• Emergency repairs and breakdown assistance
• Hydraulic, electrical, and mechanical diagnostics
• Genuine excavator parts and repairs, including undercarriage maintenance

Our mobile service team deliver expert maintenance and repair solutions, ensuring your skid steers and bobcats stay productive and dependable, even in demanding operational environments.

• Immediate on-site skid steer loader repairs
• Expert troubleshooting for Bobcat hydraulic and electrical systems
• Track and tyre servicing, including undercarriage repairs
• Attachment and bucket repairs completed on-location

Our fully-equipped mobile service vehicles and experienced technicians are available to provide immediate assistance, supporting a wide range of equipment types and brands directly at your worksite.

• Mobile diagnostics and detailed machinery inspections
• 4 fully equipped service vehicles for complete repairs on-site
• 24/7 emergency mobile repair availability
• Flat-rate travel fees within the Sydney Metro for transparent service pricing

Using advanced diagnostic tools and genuine replacement components, our technicians carefully inspect, maintain, and restore your excavator's undercarriage to peak operating condition.

• Thorough excavator undercarriage inspections and diagnostic assessments
• Replacement of track chains, rollers, sprockets, and idlers
• Precision track tension adjustments and alignment corrections
• Detailed wear reporting and proactive maintenance planning

STM's undercarriage service extends beyond excavators to include skid steers, track loaders, bulldozers, graders, and other heavy-duty construction equipment. We deliver meticulous inspections, prompt repairs, and comprehensive maintenance solutions tailored to your specific machinery's requirements.

• Heavy equipment track system evaluation and servicing
• Component replacements, including tracks, rollers, and sprockets
• Preventative maintenance programs to minimise unexpected downtime
• Certified mechanical reporting and documentation

From hydraulic quick couplers and buckets to specialised attachments, we provide comprehensive repairs and servicing for excavator attachments of all types and sizes.

• Bucket edge repairs and replacements
• Hydraulic coupler diagnostics and maintenance
• Attachment structural inspections and welding repairs
• Hydraulic hose and connection replacements
• Pin & bush removals & replacements
• Accessory supply and precise fitment

Our dedicated service team expertly handles repairs and maintenance of Bobcat buckets and attachments, ensuring your compact equipment continues to perform optimally.

• Bucket reinforcement and structural repairs
• Hydraulic and electrical servicing of attachments
• Bobcat quick coupler adjustments and replacements
• Wear-edge replacements for enhanced durability

We also offer specialised maintenance and repairs for grader blades, dozer attachments, and related heavy-duty equipment accessories.

• Grader blade servicing and cutting-edge replacement
• Dozer ripper and blade repairs
• Attachment wear assessments and recommendations
• Structural reinforcement and welding solutions

Whether your machinery requires routine inspections, component replacements, or emergency repairs, STM is committed to maintaining your industrial operations at peak productivity.

• Hydraulic, pneumatic, and electrical diagnostics and repairs
• Component rebuilding and replacements
• Preventative maintenance programs tailored to industrial equipment
• Detailed mechanical condition reporting

Utilising advanced diagnostics and genuine parts, we deliver tailored solutions to keep your equipment in optimal condition, supporting consistent quality production.

• Scheduled preventative maintenance for manufacturing equipment
• Precision diagnostics for metalworking machines
• Component inspections, alignments, and calibrations
• On-site and workshop-based service options