Auto tire aggregator models explained by Ray
Sun Auto's purchase of Highland Tire pushes the network past 575 locations. I break down what this aggregator model means for your shop's future.
Ray Donnelly
13 min readArticles by Ray Donnelly
Ray Donnelly
13 min read
Perfect Stop Sweepstakes: My Take on the 2026 Brake Push
Ray breaks down the Perfect Stop sweepstakes where six techs win vehicles. See why the June 1 start date matters for your shop's brake strategy.
Ray Donnelly
15 min readFisher Award Winner Stokes Fixes Supply Chains
Stokes won the Fisher Award after 22 years leading Canadian Tire. He uses data, not sentiment, to stop big-box encroachment on independent shops.
Ray Donnelly
12 min readCalifornia tire rules: The tradeoff shops face
California's new tire rules force a hard choice between fuel and traction. With U.S. vehicles averaging 13 years old, affordability takes a hit.
Ray Donnelly
13 min read
2026 Tire Innovators: Skip the Pilot Programs
The sector holds 329,527 jobs. Prove your tech works deployed, not in pilot mode, before the July 31 deadline.
Ray Donnelly
14 min read
Technician Shortage: Why a $60,000 Vacancy Beats a Slow Bay
A technician vacancy costs an average shop ~$60,000/month. Why protecting your bay beats chasing the aging-fleet wave in 2026 — plus a pre-promise checklist.
Ray Donnelly
10 min read
Mr. Lube Acquisition: Why $235M Buys a Labor Problem
Diversified Royalty's $235M Mr. Lube acquisition trades a royalty check for 187 bays to staff. A technician's read on the real risk: a $60,000/month vacancy.
Ray Donnelly
10 min read
Yokohama's OTR Plant News Is a Lead-Time Story, Not Capacity
Yokohama's $245M India and Mexico OTR plants don't ship until Q3 2028. Why the lead-time gap, not the capacity number, drives your sourcing.
Ray Donnelly
9 min read
Technician Hours: Why Your Shop Bills 4.2 of 8
Independent shops bill 4.2 of 8 paid hours per tech. The fix isn't hiring — it's the order you close the leaks. A bay tech on what actually drains margin.
Ray Donnelly
10 min read
Left Lane Auto Buys Champs Tire: Why the Back Office Decides It
Left Lane Auto bought Champs Tire and kept the name. The real test of this tire-shop roll-up is back-office integration, not store count.
Ray Donnelly
11 min read
Aftermarket sales growth: Why 13-year vehicles matter
With vehicles averaging 13 years old, Michelle Allen takes the helm to navigate the 5.2% growth spike in independent repair demand.
Ray Donnelly
12 min read
ADAS Calibration Credential: Stop the Guesswork
With 71% of vehicles adopting ADAS by 2035, Ray explains why the new unified credential is your only shield against liability.
Ray Donnelly
14 min read
Sensor Ready Truck Tires: An Empty Pocket Is Not a Feature Yet
Sensor Ready truck tires ship an empty pocket, not live monitoring. A technician's take on when the casing and the subscription each earn out.
Ray Donnelly
10 min read
America's Tire NY: 1,250 Stores Challenge Local Shops
Ray analyzes America's Tire entering NY with 1,250 stores. Can their free service model survive the Northeast's entrenched local competition?
Ray Donnelly
14 min read
Aftermarket Canada: 2026 new car sales drop 4.3%
With new vehicle sales dropping 4.3% in 2026, Canadian drivers are keeping old cars longer. Learn how to stock parts for this repair surge.
Ray Donnelly
14 min read
Aging vehicle fleets drive 5.4% aftermarket growth
With the fleet averaging 12.8 years, repair demand is outpacing new sales. I break down why stocking for older units is your safest bet.
Ray Donnelly
13 min readBFGoodrich Trail-Terrain T/A+: Reading the Fleet Spec Sheet
BFGoodrich Trail-Terrain T/A+ delivers 25% longer wear and 10% better wet traction — a fleet buyer's read on when it's the right tire and when it isn't.
Ray Donnelly
10 min read
REPAIR Act Software Access: What 270,000 Shops Actually Get
The REPAIR Act software access debate, read past the headline: which of the 270,000 shops' diagnostic and module-programming layers the bill actually opens.
Ray Donnelly
10 min readReplacement Tire Rules: California's 55M Unit Shift
California's new rules impact 55M tires yearly. Ray breaks down the EV load conflict and why compliance costs may limit your inventory options.
Ray Donnelly
14 min read
Michelin X Line Grip D Retread: The Casing Is the Asset
Michelin's X Line Grip D retread promises 4 retreads and a million-mile casing. Here's why that's a ceiling you control, not a tire spec, plus a fleet decision
Ray Donnelly
11 min read
Linglong Brazil Plant Canceled: Cost Reality
Linglong scrapped a $1.1 billion Brazil plant as crude oil surged 50%. I break down why volatile input costs now override global expansion plans.
Ray Donnelly
17 min read
Kumho Road Venture HT: Read the Warranty Split Before the EV Pitch
Kumho Road Venture HT review: the 75k/50k warranty split, two separate savings offers ($305 store-card vs $80 rebate), and what the EV pitch really means.
Ray Donnelly
11 min read
Aftermarket EV Shift: Stock for the Labor Gap, Not the Hype
The EV aftermarket shift looks like a tire story but is really a labor story. A parts authority on stocking for the 3% technician gap, not the hype.
Ray Donnelly
10 min read
Toyo Tires Q1 2026: Read the Price Letter, Not the Profit Line
Toyo Tires Q1 2026 profit rose on a forex swing, not tire margin — here's what the 5% truck-tire hike means for your buy.
Ray Donnelly
10 min read
Bridgestone's Q1 Beat: What the Price-Hike Letter Doesn't Say
Bridgestone's Q1 2026 profit beat came from price hikes and premium mix. A distributor's read on what the price-hike letter means for your margin and stock.
Ray Donnelly
10 min read
Nexen Seltos OE Fitment: One Model, Three Tires
Nexen supplies three different OE tires for the Kia Seltos by region. Why the model name won't order right, and how to confirm size, type, and load index.
Ray Donnelly
10 min read
Service Advisor Training: Why Technical Confidence Sells Repairs
Service advisor training works when it teaches the product, not the pitch. Why technical confidence drives repair sales, why the gains fade, and how to keep the
Ray Donnelly
10 min read
Victory Tire's 29th Shop: What a Roll-Up Means for Parts Buyers
Victory Tire's 29th Minnesota shop (Service Garage, Blaine) is a PE roll-up. A parts buyer's read on procurement, the EV-cost myth, and the sell decision.
Ray Donnelly
11 min read
Potenza Sport EVO: When the UHP Upgrade Earns Its Price
Potenza Sport EVO delivers 5% wet braking, 6% rolling resistance, EU "A" gains — but the $409.99–$756.99 buy only pays off when duty cycle matches the UHP tier.
Ray Donnelly
11 min read
GT Radial Adventuro RT: The Made-in-USA Pitch Hides a Warranty Call
GT Radial Adventuro RT review: why the made-in-USA pitch is a logistics win but a weak durability claim, and how the 60k-vs-80k warranty really decides the buy.
Ray Donnelly
9 min readTariff costs hit shops hard: $60k gaps
A single vacancy costs $60,000 monthly. Don't let tariff-driven parts inflation kill your margin while labor gaps widen.
Ray Donnelly
8 min read
Dunlop Subaru Uncharted OE Fitment: Don't Order by Model Name
The Subaru Uncharted's Dunlop OE fitment is two models, not one. How to order by load index and sidewall, and why Nano Black is just paint.
Ray Donnelly
10 min read
ADAS Calibration: Why 38% of Cars Need It Now
With ADAS hitting 38% adoption, precise sensor alignment is mandatory. Learn why ASE certification is now the baseline for shop survival.
Ray Donnelly
8 min read
Fitment Intelligence: Mapping 5M Parts Right
With U.S. vehicles averaging 12.8 years, generic catalogs fail. Learn how precise fitment data stops costly returns and fixes invisible inventory gaps.
Ray Donnelly
12 min read
Jobber loyalty dies as shops seek 7+ suppliers
With availability at 39.5%, shops now use 7+ suppliers to cut warranty risk. Ray explains why single-source loyalty is dead.
Ray Donnelly
14 min read
Service programs stop EV obsolescence now
Yves Racette warns shops face exclusion without high-voltage capacity. With 69% ADAS adoption by 2035, structured service programs are your only survival path.
Ray Donnelly
11 min read
Independent Shops and EV Repair: 15-Minute Fix vs 32-Day Wait
Why independent shops beat 32-day dealer EV waits with a 15-minute software fix — and the access, tooling, and staff-retooling costs the panel skipped.
Ray Donnelly
11 min read
Aftermarket Tariff Shocks: Why 2025 Held and What It Costs Your Buy
Aftermarket tariff shocks held volumes in 2025 because trade reroutes — but your purchase order doesn't. A buyer's source-risk triage for single-origin SKUs.
Ray Donnelly
10 min read
EV Labour Rates: Why Three Ontario Shops Split Their Pricing
EV labour rates are splitting from conventional work: three Ontario shops show $35-$65/hr premiums as 80% fewer parts break the old parts-markup model.
Ray Donnelly
10 min read
Tire efficiency facts: The 30km Twingo upgrade
Ray breaks down how the Continental EcoContact 7 adds 30km of range to the Renault Twingo by slashing rolling resistance for EVs.
Ray Donnelly
15 min read