LIGHT DUTY TO HEAVY INDUSTRIAL
KEEP YOUR
TRUCK WORKING.
The right parts. Real expertise. Fast answers from a local team that has served the San Gabriel Valley for generations.
PARTS COUNTER, ONLINE
TELL US WHAT YOU NEED.
SHOP BY SYSTEM
THE PARTS THAT
KEEP YOU MOVING.
From filters and belts to brakes, clutches, pumps, hitches and hard-to-find vintage parts—our counter team will track down the right fit.
ONE COUNTER. EVERY WORK TRUCK.
BUILT FOR THE
VEHICLES THAT BUILD.
Serving owner-operators, repair shops, fleets and industrial teams across Azusa, Covina, Baldwin Park and the San Gabriel Valley.
SHOP ALL PARTS →LIGHT & MEDIUM DUTY
Pickup, utility and local delivery platforms.
HEAVY DUTY TRUCKS
On-highway, vocational and severe-service parts.
TRAILERS & INDUSTRIAL
Braking, lighting, suspension and shop essentials.
TRUSTED PRODUCT LINES
BRANDS YOUR FLEET RELIES ON.
WHEN THE CATALOG STOPS
HARD-TO-FIND
PARTS, FOUND.
New or vintage. Stock replacement or custom application. Bring us the details and let decades of parts knowledge go to work.
ASK THE EXPERTS →SINCE 1960
PARTS KNOWLEDGE
YOU CAN'T SEARCH FOR.
Triangle Truck Parts has served Southern California's working trucks for more than six decades. The Scott family continues the same approach: listen closely, know the application, and find the part that gets the job done.