Mobile Heavy Equipment Repair in Tucson, AZ
We come to your job site.
Engine, hydraulic & electrical repair on dozers, loaders, excavators, skid steers, telehandlers & man lifts — from a family-run, fourth-generation mechanic.
Fourth-Generation Mechanic. Family Run. Tucson Owned.
At Sunshine Equipment Group, we bring the shop to your job site—we’re a four‑generation, family‑run Tucson business built on real mechanical experience, advanced technical training, and a reputation for taking on the tough jobs other shops won’t touch. Proudly locally owned and operated in Tucson, Arizona, we’ve earned the trust of contractors, fleet managers, and equipment operators by delivering honest service, expert craftsmanship, and fast turnaround times.
We specialize in heavy equipment repair, Caterpillar and Komatsu diagnostics, hydraulic troubleshooting, and specialty equipment solutions that require advanced skill and OEM‑level precision.
Maintenance and Repair Services
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Mobile Field Repair
We bring the shop to your job site. Engine, hydraulic & electrical repair where the machine sits.
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Hydraulics & Hose Service
Hydraulic troubleshooting, hose service and hydraulic system repair on site.
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Diagnostics & Electrical
Caterpillar and Komatsu diagnostics, electrical repair, and heating & AC repair.
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Engine, Tier 4 Emissions & DPF
Engine repair and Tier 4 emissions troubleshooting from a KAC Tier 4 Engine Specialist.
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Brakes, Transmission & Drivetrain
Brake service and repair, plus engine and transmission repair.
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Fleet Maintenance Plans
Preventive maintenance & inspections on a schedule, for one flat monthly price.
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Emergency Breakdown Service
Machine down? Call or text and we’ll come to you.
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Call or text with the make, model and what it’s doing. We’ll diagnose it on site.
Call 520-205-1247Why Sunshine Equipment Group?
Quality Supplies
We use only high-quality parts.
Expert Technicians
Our technicians undergo rigorous training and apprenticeship.
Rapid Repairs
Reduce Downtime. Increase Productivity. Our team gets your equipment back to work fast.
Equipment We Work On
Engine • Hydraulic • Electrical — we work on most everything.
- Dozers, Loaders, Excavators & Graders
- Mining Haul Trucks & Mine Equipment
- Skid Steers & Compact Track Loaders
- Telehandlers (incl. Xtreme)
- Man Lifts, Scissor Lifts & Man Baskets (incl. SkyJack)
- Backhoes & Tractors
- Service Trucks & Fleet Vehicles
CAT • Komatsu • John Deere • Case • Volvo • Hitachi • Takeuchi • Bobcat • Kubota • SkyJack • Xtreme • JLG • Genie • and more
Recent Work
Real repairs on real job sites across Southern Arizona.
Service Area
Serving Tucson, Marana, Oro Valley, Vail, Sahuarita, Green Valley, and all of Pima County.
- Tucson
- Marana
- Oro Valley
- Vail
- Sahuarita
- Green Valley
- All of Pima County
For any repair needs, your trusted partner.
Call, text or email for a free estimate. We come to your job site.