tires articles, project cars, conversations, and more on Grassroots Motorsports

tires News

Today’s Big Deal: Buy a New Porsche 959-Spec Tire for Less Than $70!?

Normally $350 each, you can get a Bridgestone RE71 Denloc tire specially made for the Porsche 959 for only $68.22 from Tire Rack. The catch? A 2017 production date.

tires articles

Tires & Wheels: Everything You Need to Know About Used Race Tires

A top team's takeoff tires are a tightwad's treasure.

Tires & Wheels: The Yokohama ADVAN Apex V601: A Max-Performance Summer Tire Designed for the American Market

While Yokohama’s performance tires have been popular with enthusiasts for decades, its new ADVAN Apex V601, a max-performance summer model, breaks ground.

Suspension & Handling: How to Execute DIY Track Testing Like a Pro

You don’t have to be Consumer Reports—or even GRM—to conduct your own product tests.

Features: Managing Tire Temperatures for Improved On-Track Performance

While having tires that are too hot or too cold won’t necessarily lead to a bear mauling, ensuring that your rubber is in the “just right” range is crucial to both performance and longevity.

Tires & Wheels: Questions for a Tire Engineer: Why Can’t We Have It All?

Why can't we have an R-compound tire that still has daily driving road manners? We asked the director of product strategy for Maxxis USA, John Wu.

Tires & Wheels: Proxes Sport A/S: A Do-It-All Tire for a Do-It-All Mini

For less than 5 grand, we bought an early 2000s Mini Cooper S. But like any $5000 car, the Mini needed some work—namely replacing the dry-rotted tires.

Shop Work: Is Bigger Always Better When It Comes to Wheel and Tire Packages?

Does size matter? We tested nearly identical wheel and tire packages with different aspect ratios to determine if a smaller sidewall made a big difference in lap times.

Columns: Column: When Math Should Take the Back Seat | Sometimes You Pick a Wheel Simply Because It Makes You Happy

When it comes to parts for your car like wheels, sometimes it's more important to pick what makes you smile instead of what is proven to make you go faster.

Tires & Wheels: Track Day Tire Test: Nankang, Goodyear and Pirelli

Not slicks, not R-comps, not 200-treadwear tires, but track tires for track days from Nankang, Goodyear and Pirelli.

tires Forum Topics

Primewell Valera Touring II (tires from China)
Hoosier R7/A7 Shelf Life
B-stone Potenza S007A vs. Firehawk Indy 500 vs. ?
Opinions on this tire: Uniroyal Tiger Paw GTZ A/S
I'm trying Riken Raptor ZR tires on the commuter Focus, anyone else used them?
What Do We Think About Achilles Tires?
Mazdaspeed3 Wheels, Bridgestone Potenza S04 Pole Position Tires, TPMS
I bought a set of wheels and tires for $320. How do I count that toward my budget?
Mounting tires...again. Now with less information!
All-season tires for 2006 Impala
Dear Yokohama,
WTB: 18" takeoff tires, 200TW and hoosiers
Goodyear Eagle F1 Supercar 3 tires DD/Autocross/Track
NMNA: (used) 205/50r15 Bridgestone RE-71R's (WA) $200
Does the age of your tires matter?
Another Tire Thread - Tire Quality, UTQG, Learn Me
How are Sport Maxx RT's as AX tires?
Used Race Tires for Track Days?
Buying motorcycle tires: why is this so hard?
Vredestein Quatrac Pro tires?
Best All Season Snow Tires
Falken Azenis 615k+ 255/40/17
Okay , WHERE to get 15" performance tires now?

Back to all tags

Our Preferred Partners
aDSZQNK8TdgCjxkYO7vu0b3ubKsLUTfEEMvbKly9DDskRbciATWBhBrT5oHhBmTO