SJ Mobile — DOT & Smog Inspections
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Services

Every inspection we do

One page per service — what it is, what we check, how long it takes, and what it costs. Based in Bakersfield, serving all of Kern County.

Inspector checking the engine bay of a semi truck in a Central Valley yard

Truck DOT Inspection

Annual federal inspection for your tractor or power unit.

Price: $100

Inspector checking the brake chambers and lights under a semi trailer at sunset

Trailer DOT Inspection

Annual federal inspection for any trailer.

Price: $50

Inspector doing a walkaround of a full tractor-trailer rig in a sunlit yard

Truck + Trailer Bundle

Both inspections in one visit — save $10.

Price: $140

Technician reading emissions data on a diagnostic laptop connected to a diesel truck

CARB Clean Truck Check

The emissions scan truckers call a smog check — done on site.

Price: $100

Service truck arriving at a customer's yard with semi trucks lined up at sunrise

Mobile Inspection — We Come to You

Any of our inspections, at your yard or on your route.

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