About TSI
Truck Parts
TSI Truck Parts was established to solve the problem of sourcing high-quality aftermarket parts for heavy-duty vehicles quickly and easily. Since the 1930s, we’ve been providing reliable service for repair and maintenance to heavy-duty trucks and fleets at Truck Service, Inc. Our mission at TSI Truck Parts is to offer products you can trust with access to experts in truck service to guide you to the right part for your project. We serve customers nationwide from our warehouse in Indiana, so you can get the parts you need to get your truck back on the road quickly and safely.
Our warehouse carries a wide variety of parts at competitive prices from the best manufacturers. TSI Truck Part’s primary product line is sourced from Dayton Parts. As one of our main suppliers, our partnership with Dayton Parts means that we can provide state-of-the-art, aftermarket products made with advanced technology from industry experts across the country. To talk with one of our experts about finding the truck part you need, connect with us.
Our Partnerships
Dayton Parts’ complete product offering of brake, spring, steering, suspension, driveline, and hitch and coupling product lines are unrivaled in content, quality, and coverage. They supply the most complete, single source product offering available to the independent heavy-duty aftermarket.
Timbren is an innovator and leader in suspension upgrade systems with their rubber spring technology.
Dayton Parts’ complete product offering of brake, spring, steering, suspension, driveline, and hitch and coupling product lines are unrivaled in content, quality, and coverage. They supply the most complete, single source product offering available to the independent heavy-duty aftermarket.
Groeneveld offers automatic lubrication, oil management, and safety support systems. Reducing operational costs for customers and increasing uptime, productivity, efficiency, and safety of their machines and vehicles at the same time, that’s what it is all about at Groeneveld Lubrication Solutions.
Hunter is an innovator in instrumentation for vehicle service. They produce high-quality alignment systems, tire changers, wheel balancers, brake lathes, and inspection equipment.
ATRO uses custom blends of polyurethanes to create world-class suspension parts that are specifically designed and engineered to be chemically resistant to contaminates such as road salt, grease, oil, acidic cleaning solvents, hydraulic fluid and diesel fuel. ATRO’s OEM parts are designed to replace the factory originals and improve or exceed the original performance specifications.
Karmak, Inc. is a leading provider of business management solutions for the commercial transportation industry. They offer a unique approach combining innovative technology, strategic advice, and best practices. Karmak Fusion™, a Windows-based solution, is designed specifically for the heavy-duty industry to handle the varied demands of operating a full-service business.
ATRO uses custom blends of polyurethanes to create world-class suspension parts that are specifically designed and engineered to be chemically resistant to contaminates such as road salt, grease, oil, acidic cleaning solvents, hydraulic fluid and diesel fuel. ATRO’s OEM parts are designed to replace the factory originals and improve or exceed the original performance specifications.
KPA provides Environment, Health & Safety (EHS) compliance software and services. They combine innovative cloud software, online training, and on-site audit and loss control services to help achieve regulatory compliance, control risk, and protect assets.
ATRO uses custom blends of polyurethanes to create world-class suspension parts that are specifically designed and engineered to be chemically resistant to contaminates such as road salt, grease, oil, acidic cleaning solvents, hydraulic fluid and diesel fuel. ATRO’s OEM parts are designed to replace the factory originals and improve or exceed the original performance specifications.
Bergstrom Inc. is a leading designer and manufacturer of cab climate systems for heavy-duty commercial trucks, off-highway machines, and specialty vehicles.
Monroe, one of the most respected brands in the automotive and commercial vehicle industries, manufactures shock absorbers and struts.
Petro-Canada Lubricants develops and produces world-class lubricants, specialty fluids, and greases.
SSA provides a forum for the exchange of technical and business information for the heavy-duty truck repair industry. They provide information on industry trends, operational topics, and technical training.
ATRO uses custom blends of polyurethanes to create world-class suspension parts that are specifically designed and engineered to be chemically resistant to contaminates such as road salt, grease, oil, acidic cleaning solvents, hydraulic fluid and diesel fuel. ATRO’s OEM parts are designed to replace the factory originals and improve or exceed the original performance specifications.
Timbren is an innovator and leader in suspension upgrade systems with their rubber spring technology.
Our Expertise
Brands
Vehicles
Ambulance Backhoe Box (Dry Van) Bulldozer Car Hauler Cement Mixer Crane Tour Bus
Dry Bulk Dump Truck Emergency/Police Excavator Fleet Fire Truck Flatbed
Garbage Gravel Conveyor Semi Tractor Lowboy Motor Grader Pick Up Truck Public Utility/Boom Mining Equipment
Recreational Vehicle School Bus Shuttle Bus Semi Trailer Skip Loader Soil Compactor Tanker
Who We Serve
- Owner-Operators
- Truck Fleets
- School Buses
- Federal, State & Local Agencies
- Transportation & Logistics
- Construction
- Agriculture
- Emergency Vehicles
- Refuse Fleets
- Recreational Vehicles
- Personal/Non-commercial Vehicles
