
Get High-Quality Maintenance Service for Your Truck & Tractor
At TSI Western Star, we understand that downtime costs you money. As a trusted heavy-duty truck and tractor dealership in North Jackson, OH, our specialists are committed to keeping your equipment running at peak performance. Whether you need routine preventative maintenance, major engine or transmission repairs, or fast emergency service, our experienced team is ready to get you back on the road and moving forward!
Comprehensive Truck & Tractor Services
Our full-service department offers a wide range of solutions tailored to vocational trucks and fleet operations. We specialize in truck-mounted body and component installations, including BeauRoc dump bodies, Serco and Rotobec knuckle boom loaders, Swaploader hooklifts, lift axles, hydraulic wet line kits, and Minimizer fenders and toolboxes. From sales to professional installation, we ensure your equipment is built to perform.
Our welding and fabrication shop is fully equipped to handle steel and aluminum projects of any size. Services include dump bed floor replacements, trailer stake pockets, custom PTO and pump installations, frame repairs, frame extensions, and wheelbase modifications. If your truck needs to be reconfigured to handle heavier loads or meet specific job requirements, our frame and wheelbase specialists can customize it to fit your needs.
We also provide vocational suspension repair, including walking beam and torque rod bushing replacements, along with complete air suspension maintenance. As a Harsco-certified Hy-Rail inspection station, we perform thorough Hy-Rail inspections and repairs to keep your rail-equipped trucks operating safely and efficiently.
For fast turnaround, our Express Diagnostics program delivers preliminary diagnosis and repair options within two hours—no appointment required. We also offer Express Repairs for minor services completed in one hour or less.
Need assistance on-site? Our mobile maintenance and repair truck provides preventative maintenance and road-call breakdown support within a 50-mile radius.
Our service specialists handle preventative maintenance inspections, federal inspections, and fleet-specific inspections. We also provide expert repair services for transmissions and axles, including remanufacturing services. Our team is well-trained to tune up Detroit engines, is an authorized Cummins Engine service provider, and an authorized Allison Transmission dealer for 1000–4000 series models.
Schedule an Appointment
Reliability is critical when there’s work to be done. At TSI Western Star, we have the tools, technology, and expertise to protect your investment. Call us at (330) 538-3850 to schedule service or discuss your tractor and truck’s maintenance and repair service needs. We proudly serve North Jackson, OH, and the surrounding Warren, Youngstown, Niles, and Boardman areas with quality, dependable heavy-duty truck service!


Truck-Mounted Body and Component Installations
At , we offer sales, parts, and installations for Beau Roc dump bodies, Serco and Rotobec truck-mounted knuckle boom loaders, Swaploader truck-mounted hooklifts, steerable and non-steerable lift axles, hydraulic wet line kits, and Minimizer fenders and toolboxes.

Welding and Fabrication
Our Welding and Fabricating Specialists offer services from arc, mig, tig to plasma cutting with both steel and aluminum. We have a fully equipped shop to handle every job big or small. Example services include dump bed floor replacement, trailer stake pockets, custom pump and pto installation, frame repairs and extensions, and wheelbase changes.

Frame and Wheelbase Modifications
Our team can modify your frame to carry the heaviest loads and extend or shorten your wheelbase to accommodate the requirements of your truck body.

Vocational Suspension repair
Our vocational suspension specialists can remove and replace your worn Walking Beam (or torque rod) center and end bushings, as well as perform maintenance and repairs to all your air suspensions.

Hy-Rail Inspection and Repair
is a Harsco Certified Hy-Rail inspection station. Our Maintenance and Parts Specialists are familiar with Hy-Rail components and aim to get you safely back on the track in a timely fashion. We invite you to bring your Hy-Rail equipped truck and equipment to our shop for a thorough inspection or repair today.

Express Diagnostics
Our service team is committed to providing you preliminary diagnosis and repair options within two hours of arrival. This valuable information will help you make informed decisions to maximize up-time for your business. Appointments are not required for this service.

Express Repairs
Need a simple repair done fast? Our Specialists are ready to handle your minor (1 hour or less) repair needs with no appointment required. We understand that a long wait for a short repair is not the best way to keep you moving. Example items include: brake chamber, hose replacement, single airbag replacement, clutch free play adjustment and mud flap replacement.

Mobile Maintenance & Repair
Our fully equipped service truck is available to service all of your mobile maintenance and repair needs on your site. We deliver high quality on site preventative maintenance to your door or road call break down assistance to your fleet anywhere within 50 miles.

Onsite Diagnostics
Our Outside Service Sales Specialists are equipped with the latest computer tooling required to get you the answers and options needed to be profitable in today's industry. Our team is on the road seeing customers everyday. We learn your business needs and perform on site diagnostics providing you with real-time options for repairs.

Preventative Maintenance
Preventative maintenance is the best way to maximize your vehicle's performance, your safety, and up-time by identifying and fixing minor issues before they turn into major repairs. Our Maintenance Specialists will perform a complete service and inspection of your vehicle. We are certified for Federal Inspections as well as FedEx, Landstar and Universal inspections.

Transmission & Axle Repair
Our Transmission & Axle Specialists offer minor repairs to complete remanufacturing of manual & automated transmissions and differentials. Carry in or drive in your Detroit, Eaton, Meritor and Allison Drivetrain components today.

Detroit
Our factory trained Detroit Engine Specialists are trained on the latest technology. From valve adjustments to crankshaft replacements we have the tools necessary to make sure your Detroit engine continues to perform at its optimum power and efficiency.

Cummins
Our Authorized Cummins Engine Specialists and genuine Cummins parts help you get the most from your Cummins engine. Regardless of your chassis OEM brand we can handle your Cummins maintenance, repair and warranty needs.

Allison Transmision
is an authorized dealer for the world leader in fully automatic transmissions. Our factory trained Transmission Specialists are committed to caring for and maintaining your Allison automatic transmission. Call us for service or diagnosis and repair of your 1000-4000 Series Allison Transmissions.

Parts and Service Credit
In just a few short minutes your application can be filled out and we aim to have an approval within hours.