Fleet typeIdentity
Small fleet
4 power units. Brokers price each fleet type apart.
Carrier profile · USDOT 1919217 ·
Four B Mechanical Service Inc
4 power unitsavg 5.5 yrLocal · 1 statesPELL, AL50/100
AUTHORITY STATUS UNKNOWN
Observed fleet · trailing 24 mo daily
4Power units
1 observed · MCS-150
1Trailers seen
Decoded · vPIC
5.5Avg age (yr)
2020–2021 · vPIC
Click to see how we scored it
Load decision ·
Limited record
Not enough federal record to assess. Verify authority and insurance directly.
Watch · 0
Nothing flagged.
In good standing · 1
Vektor intelligence · beyond the federal recordProprietary signals computed from VIN-decoded inspections & daily FMCSA snapshots
Fleet age vs peersNewer
5.5 yr
Model years 2020–2021 · peer benchmark unavailable.
Identity stabilityStable
17 yr unchanged
Same registration since 2009 — no chameleon / reincarnation signal.
Cross-border activity
No border inspections on record
A named inspection location does not confirm a border transit or operating authority. Counts cover retained inspection records.
Safety and violations
Violation data is not available for this carrier right now.
Verification summary
FOUR B MECHANICAL SERVICE INC (USDOT 1919217) is unrated by Vektor because the carrier's FMCSA record does not contain enough evidence for a safety score. FMCSA profile data as of Nov 3, 2026.
The carrier has an unknown current for-hire authority status because no FMCSA L&I authority row is available. FMCSA authority data as of Nov 7, 2026.
It has an unknown current BIPD insurance status because no FMCSA L&I active-filing snapshot is available. FMCSA insurance data as of Nov 3, 2026.
Its vehicle out-of-service rate was 100.0% over the last 24 months, versus the 22.26% CVSA national average, from FMCSA roadside-inspection data. FMCSA safety data as of Nov 7, 2026.
The carrier received 1 roadside inspections in the last 24 months — 1 vehicle-level and 1 driver-level — across 1 state, according to FMCSA roadside-inspection data. FMCSA operations data as of Nov 7, 2026.
The carrier has 0 reportable crashes in the last 24 months and 1 fatal crash across the full FMCSA crash record available. FMCSA safety data as of Nov 7, 2026.
It reports 4 power units and 3 drivers in its most recent MCS-150 filing dated Aug 19, 2025. FMCSA identity data as of Nov 7, 2026.
It has no FMCSA-assigned safety rating in the federal record. FMCSA identity data as of Nov 7, 2026.
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Frequently asked
What is FOUR B MECHANICAL SERVICE INC's USDOT number?
FOUR B MECHANICAL SERVICE INC's USDOT number is 1919217.
Is FOUR B MECHANICAL SERVICE INC authorized to operate?
FMCSA authority data as of Nov 7, 2026. FOUR B MECHANICAL SERVICE INC is active in the FMCSA register.
What is FOUR B MECHANICAL SERVICE INC's safety record?
FOUR B MECHANICAL SERVICE INC has a 100.0% vehicle out-of-service rate (national average 22.26%) across 1 roadside inspections, with 0 reportable crashes in the last 24 months, and is not currently rated by FMCSA. Vektor does not assign this carrier a safety score — there is not enough federal record to assess it.
How big is FOUR B MECHANICAL SERVICE INC's fleet?
FOUR B MECHANICAL SERVICE INC operates 4 power units and 3 drivers per its most recent MCS-150 filing.
Where is FOUR B MECHANICAL SERVICE INC based?
FOUR B MECHANICAL SERVICE INC is based in PELL, AL, with roadside inspections recorded across 1 state.
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