Equipment unit · VIN-decoded · NHTSA vPIC

2014 Peterbilt 579

1XPBD49X3ED251761 · Truck-Tractor · TRUCK
Carriers run under2
27 mo
Inspections13
all-time
OOS inspections1
of 13
First seenAug 14, 2023
CA
Last seenNov 24, 2025
CA
Inspected under 2 different carriers in 27 months
A unit that bounces between many operators can indicate slip-seating, heavy sub-haul, or double-brokering. Review the carrier timeline below for load integrity — context for human judgment, not a verdict.
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1XPBD49X3ED251761
Make
Peterbilt
Model
579
Model year
2014
Body class
Truck-Tractor
Vehicle type
TRUCK
GVWR
Class 8: 33,001 lb and above (14,969 kg and above)
Decoded at
Jun 16, 2026
vPIC returns make / model / year / body class / GVWR. Fields it does not resolve are shown as Not decoded rather than guessed.
02

Inspection history

Every roadside inspection of this VIN, newest first · Aug 14, 2023 – Nov 24, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Nov 24, 2025CAIII · Driver-only0—A1 TRUCKING SERVICES INC 421234904594M3/CA
Oct 7, 2025CAII · Walk-around1—A1 TRUCKING SERVICES INC 421234904594M3/CA
Jul 10, 2025CAIII · Driver-only2—A1 TRUCKING SERVICES INC 421234904594M3/CA
Sep 16, 2024CAI · Full0—KAMAL SAROOP SINGH 359690704594M3/CA
Sep 13, 2024CAI · Full2OOSKAMAL SAROOP SINGH 359690704594M3/CA
Sep 9, 2024CAIII · Driver-only0—KAMAL SAROOP SINGH 359690704594M3/CA
Jun 6, 2024CAIII · Driver-only0—KAMAL SAROOP SINGH 359690704594M3/CA
Mar 16, 2024CAI · Full0—KAMAL SAROOP SINGH 359690704594M3/CA
Mar 9, 2024CAIII · Driver-only0—KAMAL SAROOP SINGH 359690704594M3/CA
Feb 23, 2024CAI · Full4—KAMAL SAROOP SINGH 359690704594M3/CA
Oct 4, 2023CAI · Full2—KAMAL SAROOP SINGH 359690704594M3/CA
Aug 18, 2023CAII · Walk-around0—KAMAL SAROOP SINGH 359690704594M3/CA
Aug 14, 2023CAII · Walk-around0—KAMAL SAROOP SINGH 359690704594M3/CA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
A1 TRUCKING SERVICES INC4212349Jul 10, 2025Nov 24, 20253CA
KAMAL SAROOP SINGH3596907Aug 14, 2023Sep 16, 202410CA
Names are left-joined from the FMCSA census; a DOT with no census match falls back to its number.
04

Plate & unit-number history

The same truck under different plate registrations across carriers

PlateState / prov.Unit no.CarrierDate rangeInsp.
04594M3CA—A1 TRUCKING SERVICES INCJul 10, 2025 → Nov 24, 20253
04594M3CA—KAMAL SAROOP SINGHAug 14, 2023 → Sep 16, 202410
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 16, 2026