Pick-up
Coordinate free equipment or component pick-up when applicable.
24-Hour Rush Repair
Serving Riverside from our Fontana shop
Truck Repair in Riverside
Truck Repair in Riverside is core work at Top Notch Equipment Repair in Fontana. Expect a documented teardown, honest measurements, in-house machining and a tested result — with free quotes and a rush line that answers 24 hours a day, 365 days a year.
Serving Riverside from our Fontana shop
Mechanical truck repair without the dealership wait
Truck work here covers the whole machine — engine, driveline, chassis, hydraulics and body — diagnosed and repaired by a crew that also machines its own parts. Quotes and inspection are free, pick-up and delivery are free, and the rush line runs 24 hours a day for trucks that earn their keep on the road.
Inspection is documented with photos and video and the quote is written before work proceeds — you approve the scope, never a surprise.
Brands we serviceCumminsCaterpillarDetroitPeterbiltKenworthFreightlinerInternationalVolvoFordRam
Truck Repair in Riverside · Fontana, CARiverside service details
Free pick-up and delivery from Riverside when applicable, free quotes, regular hours Monday–Friday 6 AM–5 PM, and a 24-hour rush line that runs every day of the year. When a Riverside fleet truck dies on a Friday night, that line is how it gets handled before Monday.
Call (949) 400-2937 or toll-free (800) 821-3404.
- Diesel engine repair and rebuilding
- Transmission and differential rebuilding
- Water truck and crane truck service
- Fleet work-truck repair
- Truck refurbishment and reconditioning
Our 8-step repair process
A clear path from the first call to a tested component or machine returned to work.
Inspection
Disassemble and evaluate the complete failure.
Photos & video
Document condition and findings for a clear repair conversation.
Repair quote
Define the recommended work and quote before proceeding.
Approval
Confirm scope, urgency and the practical path forward.
Manufacturing
Machine, weld, rebuild or reverse engineer required components.
Testing
Verify operation and workmanship before release.
Shipment
Return the completed component or equipment to service.
Frequently asked questions
Do Riverside trucks have to come to Fontana?
Our shop is in Fontana, about twenty minutes from Riverside, and free pick-up and delivery applies when applicable — most customers never make the drive themselves.
Do you work on fleet accounts?
Yes — fleet trucks, water trucks, crane trucks and work trucks of all sizes, pickups through semis.
Is emergency service available?
Yes — 24-hour rush repair, every day of the year, at (949) 400-2937.
Related services
Emergency breakdown? Call the 24-hour rush line.
(949) 400-2937Schedule service or open a repair order
Request a service call.
Tell us the make, model, symptoms, where the machine sits and how urgent it is. Your details open as a text to the shop, ready for you to review before you send.