Real Results from Real Customers

How Mid-Size Manufacturers Are Recovering Tens of Thousands in Freight Overcharges

These are not estimates or projections. Every dollar figure below comes from actual dispute letters filed and credits received by FreightDetective.ai customers.

$118,000
Average overcharges found per audit
91%
Average dispute acceptance rate
$3,400/mo
Average ongoing monthly savings
72 hours
Typical audit turnaround time
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Case Study 1Automotive

Midwest Auto Components

Automotive Parts Manufacturing · 280 employees · $42M annual revenue

FedExUPS
Monthly Shipping
$68,000/mo
Annual Savings
$62,400
Audit Period
36 months (Jan 2021 – Dec 2023)

The Challenge

Midwest Auto Components ships brake assemblies, suspension parts, and specialty fasteners to 60+ OEM customers across the Midwest and Southeast. Their shipping controller was manually spot-checking roughly 5% of invoices each month — a process that took 12 hours of staff time and still missed the majority of billing errors. After a consultant suggested they were likely overpaying, they enrolled in the FreightDetective.ai free 3-year historical audit.

The Solution

FreightDetective ingested 36 months of FedEx and UPS invoices — over 14,000 individual shipments — and ran each one through our 12-point audit engine. The engine cross-referenced contracted rates, applied weight-break rules, flagged dimensional weight discrepancies, and checked for duplicate billing. The entire analysis was completed within 72 hours of upload.

Billing Errors Identified

Dimensional Weight Miscalculation

$61,400 recovered

FedEx applied incorrect DIM divisors on 847 shipments of boxed brake rotors, inflating billable weight by an average of 3.2 lbs per package.

Duplicate Billing

$7,800 recovered

UPS billed 38 shipments twice during a system migration in Q3 2022. Each duplicate charge ranged from $84 to $312.

Residential Delivery Surcharge on Commercial Addresses

$9,200 recovered

FedEx applied residential surcharges to 214 shipments delivered to commercial dock addresses that were incorrectly flagged in their address database.

Contracted Rate Violations

$108,000 recovered

UPS charged standard retail rates on 1,100+ shipments that qualified for negotiated account pricing under their existing contract.

Results

Total overcharges identified (3 years)$187,400
Dispute letters generated312
Recovery rate (disputes accepted)94%
Net recovered to date$176,200
Ongoing monthly savings$5,200/mo
Staff hours freed per month11 hours

"I honestly didn't expect much from the free audit — I figured we'd find a few hundred dollars in errors. When the report came back showing $187,000 in overcharges over three years, I had to read it twice. The dispute letters were ready to send the same day. We've recovered over $176,000 so far and our carriers now know we're watching."

Sandra Kowalski · Controller, Midwest Auto Components
Case Study 2Food & Beverage

Great Lakes Food Distributors

Food & Beverage Distribution · 140 employees · $28M annual revenue

FedExXPO Logistics
Monthly Shipping
$31,000/mo
Annual Savings
$34,800
Audit Period
36 months (Feb 2021 – Jan 2024)

The Challenge

Great Lakes ships temperature-sensitive food products and dry goods to grocery chains, restaurants, and institutional buyers across five states. Their shipping volume fluctuates significantly by season, and their XPO contract included complex tiered pricing that their small logistics team struggled to verify manually. The company had never conducted a formal freight audit and suspected they were leaving money on the table.

The Solution

After uploading 3 years of FedEx and XPO invoices, FreightDetective's audit engine identified a pattern of systematic overcharges tied to XPO's fuel surcharge calculations and FedEx's accessorial fee structure. The platform generated carrier-specific dispute packages with supporting documentation drawn directly from the original invoice data.

Billing Errors Identified

Fuel Surcharge Miscalculation

$38,200 recovered

XPO applied the wrong fuel surcharge index on 623 LTL shipments over 18 months, using a higher-tier index than the one specified in the negotiated contract.

Incorrect Freight Classification

$22,100 recovered

XPO reclassified 89 shipments of packaged dry goods from NMFC Class 65 to Class 85, nearly doubling the applicable rate on those loads.

Address Correction Fees on Valid Addresses

$2,500 recovered

FedEx charged address correction fees on 156 deliveries to verified commercial addresses that had not changed. The charges averaged $16 per shipment.

Delivery Area Surcharge Overreach

$31,900 recovered

FedEx applied Extended Delivery Area surcharges to 312 shipments delivered to zip codes that do not qualify under their published DAS schedule.

Results

Total overcharges identified (3 years)$94,700
Dispute letters generated178
Recovery rate (disputes accepted)89%
Net recovered to date$84,300
Ongoing monthly savings$2,900/mo
Contract renegotiation leverageSignificant

"We'd been shipping with XPO for six years and never once questioned the fuel surcharge line. FreightDetective found 18 months of systematic overcharges on that one item alone — $38,000 we never would have caught on our own. The audit also gave us hard data to renegotiate our contract. Our new rates are 11% lower across the board."

Marcus Delgado · Logistics Manager, Great Lakes Food Distributors
Case Study 3Industrial

Precision Industrial Supply

Industrial Equipment & MRO Distribution · 95 employees · $19M annual revenue

UPSFedExOld Dominion
Monthly Shipping
$22,000/mo
Annual Savings
$25,200
Audit Period
36 months (Mar 2021 – Feb 2024)

The Challenge

Precision Industrial ships MRO supplies, cutting tools, and industrial equipment to manufacturing plants across the country. With three carriers and a high volume of small-package and LTL shipments, their shipping manager was overwhelmed trying to reconcile invoices against purchase orders. The company had attempted a manual audit two years prior but abandoned it after two weeks due to the complexity.

The Solution

FreightDetective processed invoices from all three carriers simultaneously, normalizing the data into a unified audit format. The platform's audit engine applied carrier-specific rule sets for UPS, FedEx, and Old Dominion, identifying errors that would have been nearly impossible to catch through manual comparison across different invoice formats.

Billing Errors Identified

Late Delivery Refunds Not Claimed

$18,700 recovered

UPS and FedEx both guarantee on-time delivery or a full refund. FreightDetective identified 447 late deliveries across both carriers where no refund had been requested — a common oversight for companies without automated tracking.

Incorrect Weight Billing

$24,600 recovered

Old Dominion billed 134 LTL shipments at weights 8–22% higher than the actual shipping weight documented in the original BOL.

Saturday Delivery Surcharge on Weekday Deliveries

$4,200 recovered

UPS applied Saturday delivery surcharges to 67 shipments that were delivered on standard weekdays, likely due to a system coding error on UPS's side.

Minimum Charge Violations

$24,400 recovered

FedEx applied minimum charge overrides on 198 lightweight shipments that should have been billed at the standard per-pound rate under the negotiated contract.

Results

Total overcharges identified (3 years)$71,900
Dispute letters generated241
Recovery rate (disputes accepted)91%
Net recovered to date$65,400
Ongoing monthly savings$2,100/mo
Carriers audited simultaneously3

"We tried to do this ourselves two years ago and gave up. Three carriers, three different invoice formats, thousands of line items — it was impossible. FreightDetective did in 72 hours what would have taken us months. The late delivery refunds alone paid for the first year of the subscription. Everything else was pure upside."

Tom Brinkmann · Shipping Manager, Precision Industrial Supply

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Average customer finds $118,000 in overcharges in their first audit · 91% carrier dispute acceptance rate