WE HAVE THE LARGEST INVENTORY OF
Diesel Truck & Trailer Parts in the RGV.
WE HAVE THE LARGEST INVENTORY OF
Diesel Truck & Trailer Parts in the RGV.
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ABOUT US

WHAT WE DO

USA-1 Diesel supplies the Rio Grande Valley with quality heavy duty parts from the leading manufactures in the commercial Trucking Industry. Conveniently located in Peñitas TX we are able to provide customers from across the lower Rio Grande Valley with thousands of aftermarket and OEM parts at the best price. Wheels. Tires. Air springs. Valves. Compressors. Brakes. Engine parts. Transmission parts. Bumpers. Exhaust. Chrome. Filters. Cargo Equipment. Batteries and so much more….. thousands of products all in stock. Call (956) 581-8500 or visit us today!

  • Our Customer service

We are committed to the highest quality customer service.

+ Semi Trucks Serviced
Customers +
Products +
Expert

Our Services

what we do best.

Brakes

We offer durable long lasting quality brake parts for your every trucking need.

Suspension

We have springs, shocks and absorbers to keep your long drive smooth as possible.

Lubricants

Whether you need, oils, greases, lubes or fluids USA 1 Diesel has you covered.

Electrical

Need a battery, fuses or electrical components for your semi? We have that too.

AC Components

Need a compressor? Hoses? Coolant? AC Parts look no further.

Engine rebuild kits

Looking to rebuild your engine? We have a variety of top OEM manufactures to fit your specific engine need.

Come see for yourself why we're the leading provider of semi truck parts and services for South Texas

we always give the best price