Fleet typeIdentity
Asset-based
48 power units. Brokers price each fleet type apart.
Carrier profile · USDOT 3279280 · MC-1036575 ·
Spencer Trucking LLC
DBA STONE TRUCKING
48 power unitsavg 7.9 yrRegional · 3 statesTUCSON, AZ93/100
CARRIER ACTIVEMC-1036575 ACTIVE
Observed fleet · trailing 24 mo daily
48Power units
18 observed · MCS-150
20Trailers seen
Decoded · vPIC
7.9Avg age (yr)
1997–2026 · vPIC
Click to see how we scored it
Load decision ·
Clear to load
Active authority and a clean federal record. No blocking issues found.
USDOT registration77 yr registered
Active for-hireInsurance (BIPD)$750K in force
FMCSA L&IVehicle OOS · 24-mo22.7%
▲ 22.26% nat'lCrashes · fatal00
Clean · 24 moVektor intelligence · beyond the federal recordProprietary signals computed from VIN-decoded inspections & daily FMCSA snapshots
Fleet age vs peersTypical
7.9 yr
Model years 1997–2026 · peer benchmark unavailable.
Identity stabilityStable
7 yr unchanged
Same registration since 2019 — no chameleon / reincarnation signal.
Loading full carrier record…
Verification summary
SPENCER TRUCKING LLC (USDOT 3279280) has a Vektor safety score of 93/100 and a Clear to load verdict, from the carrier's FMCSA record. FMCSA profile data as of Aug 16, 2026.
The carrier holds active common for-hire operating authority per FMCSA L&I. FMCSA authority data as of Sep 3, 2026.
It has an active BIPD insurance filing with a $750,000 limit in force from ACUITY, A MUTUAL INSURANCE COMPANY effective Oct 2, 2025 in FMCSA L&I's current snapshot. FMCSA insurance data as of Aug 16, 2026.
Its vehicle out-of-service rate was 22.7% over the last 24 months, versus the 22.26% CVSA national average, from FMCSA roadside-inspection data. FMCSA safety data as of Sep 17, 2026.
The carrier received 24 roadside inspections in the last 24 months — 22 vehicle-level and 24 driver-level — across 3 states, according to FMCSA roadside-inspection data. FMCSA operations data as of Sep 17, 2026.
The carrier has 0 reportable crashes in the last 24 months and 0 fatal crashes across the full FMCSA crash record available. FMCSA safety data as of Sep 17, 2026.
It reports 48 power units and 24 drivers in its most recent MCS-150 filing dated Feb 3, 2026. FMCSA identity data as of Sep 3, 2026.
It has no FMCSA-assigned safety rating in the federal record. FMCSA identity data as of Sep 3, 2026.
09
Frequently asked
What is SPENCER TRUCKING LLC's USDOT number?
SPENCER TRUCKING LLC's USDOT number is 3279280, and its motor carrier number is MC-1036575.
Is SPENCER TRUCKING LLC authorized to operate?
FMCSA authority data as of Sep 3, 2026. SPENCER TRUCKING LLC is active in the FMCSA register with common, contract, broker operating authority on file.
What is SPENCER TRUCKING LLC's safety record?
SPENCER TRUCKING LLC has a 22.7% vehicle out-of-service rate (national average 22.26%) across 28 roadside inspections, with 0 reportable crashes in the last 24 months, and is not currently rated by FMCSA. Vektor's computed risk score is 93/100 (tier: clear).
How big is SPENCER TRUCKING LLC's fleet?
SPENCER TRUCKING LLC operates 48 power units and 24 drivers per its most recent MCS-150 filing.
Where is SPENCER TRUCKING LLC based?
SPENCER TRUCKING LLC is based in TUCSON, AZ, with roadside inspections recorded across 3 states.
10
Similar carriers near Tucson, AZ
Comparable carriers around Tucson and across Arizona
More Arizona carriers
Other FMCSA-registered carriers near this one in the directory, by USDOT number.