Roseville's Trusted Heavy-Duty Shop

Built to
Keep
Moving.

From semi-trucks to performance builds — expert diagnostics, precision repairs, and heavy-duty maintenance in Roseville.

Call Now Our Services
Semi truck under repair

Roseville, CA

9616 Antelope Oaks Ct

24/7

Emergency Service

Full Service

Semi trucks, trailers & performance vehicles

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What We Do

Comprehensive automotive & heavy-duty repair

From routine maintenance to complex engine overhauls, we deliver precision workmanship for every vehicle on the road.

Semi Truck Repair

Complete heavy-duty truck maintenance, diagnostics, and repairs to keep your fleet moving safely and efficiently.

Trailer Repair

Brake systems, suspension, bodywork, and structural repairs for all trailer types. We ensure your cargo hauler is road-ready.

Car Performance

Engine tuning, performance upgrades, and custom builds. Unlock your vehicle's full potential with precision calibration.

Engine Diagnostics

Advanced computer diagnostics for all makes and models. We pinpoint issues fast so you can get back on the road sooner.

Mobile Service

Can't make it to us? Our mobile repair unit comes to you — at your home, job site, or roadside across the Roseville area.

Pre-Purchase Inspections

Buying a used truck or trailer? We provide thorough inspections and detailed reports so you know exactly what you're getting.

Mechanic working on vehicle engine
About Us

Honest work.
No shortcuts.

Great Western Unlimited is a locally owned repair shop in Roseville, California, built on a simple principle: treat every vehicle like it's our own.

We specialize in semi-truck and trailer repair alongside car performance work — a combination that demands both heavy-duty expertise and precision craftsmanship. Whether you're a fleet manager or a weekend builder, you'll get the same standard of care.

Our team brings years of hands-on experience to every job, from routine oil changes to full engine rebuilds. We use quality parts, modern diagnostics, and take the time to explain what your vehicle actually needs — not what you don't.

100%

Customer Focused

24/7

Emergency Available

All

Makes & Models

Why Choose Us

The difference is in the details

Local & Accessible

Right here in Roseville on Antelope Oaks Ct — easy to find, easy to reach when you need us.

Quality Guaranteed

We stand behind every repair with quality workmanship and genuine parts — every time.

Transparent Pricing

Clear estimates before work begins. No surprise charges, no hidden fees — just honest pricing.

Experienced Team

Skilled technicians with deep knowledge of both heavy-duty trucks and performance vehicles.

Get Started

Ready to get rolling?

Call us today or stop by the shop. We'll get you scheduled and back on the road fast.

(916) 827-5042 Email Us
Find Us

Visit the shop

Address

9616 Antelope Oaks Ct
Roseville, CA 95747-9700

Hours

Mon – Fri: 8:00 AM – 6:00 PM

Sat – Sun: By appointment

Emergency service available 24/7

Is this your business?This is my business