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Freight Carrier · Diamond Bar, CA

QUALITRANS

24161 HIGH KNOB RD UNIT A · Diamond Bar, CA 91765

AUTHORIZED FOR:
(714) 515-0460 Tap to call
  • MC #708598
  • USDOT #2009801 USDOT Active
  • 1
    Power Unit
  • 1
    Driver
  • Carrier
    Entity Type

About this carrier

QUALITRANS is a Diamond Bar, CA freight carrier that is authorized for: in the state of California. This company has 1 truck(s) in their fleet and 1 truck drivers. Their motor carrier number is MC-708598 and their USDOT number is 2009801.

Sourced from FMCSA SAFER · last filed 02/09/2026 · last updated Jun 26, 2026.

Carrier Details

  • Legal Name SEAN PARK
  • Operating Status AUTHORIZED FOR:
  • MCS-150 Filed 02/09/2026
  • MCS-150 Mileage 124,000 (2025)

Authority & Operations

Operation Classification
  • Authorized for Hire
Carrier Operation
  • Interstate

Cargo Authorized

  • General Freight

Operating Territory

Map of states where this carrier has roadside inspections Arizona — 4 inspections (past 24 months) Texas — 2 inspections (past 24 months) Texas — 2 inspections (past 24 months) Oklahoma — 1 inspection (past 24 months) North Carolina — 1 inspection (past 24 months) North Carolina — 1 inspection (past 24 months) Louisiana — 1 inspection (past 24 months) California — home base California — home base California — home base California — home base California — home base

Inspection activity   Home base   Inspected in 5 states over the past 24 months: AZ (4), TX (2), OK (1), NC (1), LA (1). Home base: Diamond Bar, California.

Safety Record

1 Severe Violations Updated 2 days ago

Crashes (24 mo)

  • 0
    Fatal
  • 0
    Injury
  • 0
    Tow
  • 0
    Total

Behavior Categories (BASICs)

CategoryMeasureViolations Unsafe Driving 0 0 Crash Indicator Not Public — Hours of Service 0.64 2 Vehicle Maintenance 6.9 5 Drugs / Alcohol 0 0 Hazmat Not Public — Driver Fitness 2.78 1

Inspection Summary

  • 9
    Total
  • 4
    Clean
  • 5
    With violations

24-month window ending Jun 26, 2026

Violations Cited 12 unique codes

Critical 5

  • 383.23(a)(2)Operating a CMV without a CDL1× OOS×1 SW 8
  • 393.9TSInoperative turn signal1× OOS×1 SW 6
  • 395.8A1-HOSPHOS (Property) - Failing to have a record of duty status using the method prescribed1× OOS×1 SW 5
  • 393.47B-BMBCBD-SADrum Brake - Mismatched brake chamber sizes on a steering axle1× OOS×1 SW 4
  • 391.41APCMedical (Certificate) - Operating a property-carrying vehicle without a valid medical certificate in possession or on file with the state drivers licensing agency when medical certification is required.1× OOS×1 SW 1

Vehicle Maintenance 6

  • 393.11A1-LCHLLighting - Lamps improper color, height, location.1× SW 6
  • 393.55E-BAir Brake - ABS malfunction lamp defective on trailers manufactured on or after March 1, 19982× SW 4
  • 393.45B2PCBrake Hose or Tubing Chafing and/or Kinking - Connection to Power Unit1× SW 4
  • 393.55C2-BAir Brake - CMV other than truck-tractor manufactured on or after March 1, 1998 not equipped with an antilock brake system. System does not function or indicates a fault.1× SW 4
  • 393.55(e)No or Defective ABS Malfunction Indicator Lamp for trailer manufactured after 03/01/19981× SW 4
  • 396.17C-PIOperating a CMV without documentation of a periodic inspection1× SW 4

Hours of Service 1

  • 395.24HOS (ELD) - ELD Form and Manner1× SW 1

Locations

Physical Address
QUALITRANS
24161 HIGH KNOB RD UNIT A
DIAMOND BAR, CA 91765
Mailing Address
Same as physical.

Location on Map

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