Fleet typeIdentity
Owner-operator
5 power units. Brokers price each fleet type apart.
Carrier profile · USDOT 4234030 · MC-1638542
R&R ASSEMBLY LLC
5 power unitsavg 3.2 yrRegional · 3 statesHARRISBURG, PA
CARRIER ACTIVEMC-1638542 ACTIVE
Observed fleet · trailing 24 mo daily
5Power units
14 observed · MCS-150
—Trailers seen
None observed · 24 mo
3.2Avg age (yr)
2020–2026 · vPIC
Click to see how we scored it
Load decision · FMCSA snapshot · 2026-06-13
Clear to load
Active authority and a clean federal record. No blocking issues found.
Active operating authorityInsurance on fileDriver out-of-service rate above average
Operating authority22 yr active
since 2024Insurance (BIPD)On file
FMCSA L&IVehicle OOS · 24mo0.00.0 %
▼ 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 peersNewer
3.2 yr
Model years 2020–2026 · peer benchmark computing.
Identity stabilityStable
2 yr unchanged
Same registration since 2024 — no chameleon / reincarnation signal.
AI readFull read
Is R&R ASSEMBLY LLC safe to work with?
Is R&R ASSEMBLY LLC safe to load? R&R ASSEMBLY LLC (USDOT 4234030, MC-1638542) is an active owner-operator motor carrier based in HARRISBURG, PA, operating 5 power units and 5 drivers. Operating authority has been active 2 years (past the 24-month broker-confidence threshold). Across 19 roadside inspections, its vehicle out-of-service rate is 0.0% (below the 22.26% national average), with 0 reportable crashes in the last 24 months. FMCSA has not assigned a safety rating. Vektor rates it clear to load (94/100). Source: FMCSA SAFER/MCMIS, last updated 2026-06-13.
FMCSA fields + Vektor analysis · updated 2026-06-13
RAR&R ASSEMBLY LLC 94
01
Safety
19 inspections · 24 mo · vs national benchmarks
Out-of-service rate· trailing 24 months vs national benchmark
Vehicle OOS 0.0% (24-mo)10 veh insp · 24-mo · nat'l 22.26%
050%nat'l 22.26%
Driver OOS 10.5% (24-mo)19 drv insp · 24-mo · nat'l 6.67%
030%nat'l 6.67%
OOS trajectory· trailing 6-mo vehicle-OOS rate vs national
14.3% now▲ Worsening
Inspection coverage· expected vs observed · the fraud signal
Inspection coverage
How heavily FMCSA inspects this fleet for its size — it tells you how much to trust the safety signals above. Thin coverage on a young authority is a fraud signal nobody else surfaces.
Under-inspected
Expected
Well-monitored
Heavily inspected
≈1.9 / unit·yr
thin signalabundant signal
Among the more heavily-inspected carriers for its size — abundant roadside signal. Coverage isn't the question here; the out-of-service and crash record is.
- Registered power units
- 5
- Inspections · 24 mo
- 19
- Annualized
- ≈10 / yr
- Coverage
- ≈1.9 inspections / unit · yr
Violation themes· decoded · grouped by BASIC
What this carrier actually gets cited for — FMCSA violation codes decoded into plain English, ranked by frequency.
- 392.2 State/local traffic law violation (speeding, etc.)Unsafe Driving9
- 390.21 USDOT number marking on vehicleUnsafe Driving9
- 393.45 Brake tubing / hose defectsVehicle Maintenance2
- 393.78 Windshield wipersVehicle Maintenance2
- 391.41 No / expired medical certificateDriver Fitness2 · 1 OOS
- 396.17 Periodic (annual) inspectionVehicle Maintenance2
- 396.9 Inspection of motor vehicles in operationVehicle Maintenance1
- 391.11 Driver not qualifiedDriver Fitness1
- 393.11 Required lamps/reflectors missingVehicle Maintenance1
- 393.81 HornVehicle Maintenance1
02
Authority & insurance
Can they legally + adequately haul your load?
Operating authority· 49 CFR · per type
Operating authority
- Common
- Active
- Contract
- None
- Broker
- None
Insurance & bonds
BIPD / liability (required)Filed with FMCSA
CargoNone
Surety bond (BMC-84)None
Insurance continuity· insurer · policy · lapses
$750k BIPD · 1 insurer · 0 lapsesContinuous
United Financial · 24–25
20242025
No BIPD policy is currently in force in the filing history. The authority record may still list one on file — request a COI to confirm current coverage.
03
Equipment & fleet
VIN-decoded · NHTSA vPIC
Capacity· power units = haulable capacity; trailers are towed
- Registered power units (MCS-150)
- 5
- Observed power (24 mo)
- 14
- Trailers (towed)
- 0
Capacity is power units only — trailers are towed equipment and are never summed into a fleet-size figure.
Fleet age· model years · decoded VINs
Average age
2026
Newest model yr
2020
Oldest model yr
VINs decoded
04
Operations & lanes
Revealed by inspection density across 3 states · 24 mo
Operating footprint· revealed by roadside-inspection geography
Operating radiusRegional
revealedStates observed33
US statesInspections · 24 mo1919
PA busiestInspection density by state· each tile = a state · shade = inspections, last 24 mo
Home base
HARRISBURG, PA
Top corridor
PA
Density
fewermore
05
Network & fraud
Affiliated entities & reincarnation signals · for review, not a verdict
Last 12 months: 4 trucks also ran under 4 other carriers
VINs inspected under this carrier were recently inspected under other USDOTs too — the active double-broker / shared-equipment signal: USDOT 4340500USDOT 4427823USDOT 3614400USDOT 3787028Some overlap is legitimate (leased or sold equipment); review alongside the other signals.
Show all-time history (8 trucks · 9 carriers)
Across all inspections on record: USDOT 76054USDOT 4340500USDOT 3817050USDOT 4107538USDOT 3614400USDOT 4053743USDOT 2894677USDOT 3787028
Capacity consistency· registered vs roadside-observed power units
Registered (MCS-150)55
Observed (24 mo)1414
Shared w/ other carriers88
Roadside-observed power units materially exceed the registered MCS-150 fleet — confirm the carrier is operating within its filed capacity.
06
Identity & contact
FMCSA census + L&I dossier
Location
- Physical address
- 134 RING NECK DR, HARRISBURG, PA, 17112
- Operation
- Interstate
Contact
- Phone
- (201) 757-4940
- rrassembly@gmail.com
Registration
- Officer
- Rosanny Melo
- USDOT / docket
- 4234030 · MC-1638542
- First registered
- 05/01/2024
- Last MCS-150
- 05/19/2025 · 72,800 mi (2025)
- FMCSA safety rating
- Not rated
- Recordable crash rate
- 0.00
- D-U-N-S
- —
Fleet (self-reported · MCS-150)
07
Federal activity
Daily-captured FMCSA licensing & insurance changes — monitored by Vektor
Federal record activity· monitored daily by Vektor
No licensing or insurance changes captured since Vektor began monitoring this carrier (June 2026). Quiet is usually good.
08
Reviews
Verified broker, shipper & driver reviews — moderated
Performance ratings only — never the Vektor risk score
No verified reviews yet
Be the first broker or shipper to rate R&R ASSEMBLY LLC. Reviews cover performance only — on-time delivery, payment speed, communication — and never affect the Vektor risk score.
Leave a review09
Frequently asked
What is R&R ASSEMBLY LLC's USDOT number?
R&R ASSEMBLY LLC's USDOT number is 4234030, and its motor carrier number is MC-1638542.
Is R&R ASSEMBLY LLC authorized to operate?
As of 2026-06-13, R&R ASSEMBLY LLC is active in the FMCSA register with common, contract, broker operating authority on file.
What is R&R ASSEMBLY LLC's safety record?
R&R ASSEMBLY LLC has a 0.0% vehicle out-of-service rate (national average 22.26%) across 19 roadside inspections, with 0 reportable crashes in the last 24 months, and is not currently rated by FMCSA. Vektor's computed risk score is 94/100 (tier: clear).
How big is R&R ASSEMBLY LLC's fleet?
R&R ASSEMBLY LLC operates 5 power units and 5 drivers per its most recent MCS-150 filing.
Where is R&R ASSEMBLY LLC based?
R&R ASSEMBLY LLC is based in HARRISBURG, PA, with roadside inspections recorded across 3 states.