Articles

Get the latest articles through our feed. Subscribe
GRM+ | Tire Test , Hoosier , Yokohama , Pirelli , Yokohama Advan A055 , Hoosier TrackAttack Pro , Hoosier TrackAttack Race R8 , Pirelli P Zero Trofeo Track
Tested: R-compound race tires from Hoosier, Pirelli and Yokohama

Which R-compound race tire is the quickest? We compare the Hoosier R8, Pirelli Trofeo Track and Yokohama A055 to find out.

GRM+ | Tire Test | Bridgestone | Bridgestone Potenza RE-71RZ
Does the Bridgestone Potenza RE-71RZ get even better with more laps?

Is the Bridgestone RE-71RZ's real magic–and speed–found in its long-lasting tread?

Andy Hollis
GRM+ | Tire Test | Yokohama Advan A052 | Vitour Tempesta P1 X-01R | Bridgestone Potenza RE-71RZ
How do today’s top autocross tires handle concrete?

We know how the Yokohama A052, Vitour X1 and Bridgestone RE-71RZ handle on track, but what about concrete?

Andy Hollis
GRM+ | Tire Test | Hoosier | Hoosier TrackAttack Race R8 | Hoosier TrackAttack Race A8
Hoosier strikes back: TrackAttack Race A8 and R8 tire test

After more than a decade of dominance, Hoosier faces new challengers. Is it upping the ante with its TrackAttack Race R8 and A8?

Andy Hollis
Tire Test | Continental | Vitour | Vitour Tempesta Enzo V-01R | Continental ExtremeConctact Force
Has Vitour made a winning Endurance 200 tire with its latest Enzo?

A popular choice for drifting, will Vitour's latest Enzo V-01R prove popular for endurance racing, too?

Andy Hollis
Tire Test | Bridgestone | Potenza RE-71RS | Potenza Race
Bridgestone Potenza Race: Equally adept on track and on the street?

This Bridgestone tire has “Race” in its name, but can it truly do it all?

Andy Hollis
Tire Test | Bridgestone | Yokohama | Nankang | Nankang Sportnex CR-S | Yokohama Advan A052 | Bridgestone Potenza RE-71RS | Vitour | Vitour P1
How do today’s top Super 200 tires perform as they wear?

Do all high-performance tires get faster as they wear? We compare four of today's top Super 200 tires to find out.

Andy Hollis
Tire Test | tires | 200tw | 100tw
Grassroots Motorsports ultimate track tire guide

What you need to know before choosing your next track tire.

Andy Hollis
Tire Test | 200tw tires
How to maximize your 200tw tires for speed and wear

We test a lot of tires here at GRM, learning something each time we hit the track. Feel free to crib from our notes to make your tires faster.

Andy Hollis
Tire Test | Hoosier | Hoosier TrackAttack Pro
Streetable track tire test: Hoosier TrackAttack Pro

After sampling the Hoosier TrackAttack Pro, we test Hoosier's latest streetable track tire against two of its main competitors, the Bridgestone Potenza RE-71RS and Goodyear F1 Supercar 3R.

Andy Hollis
1 2 3 4 5
Our Preferred Partners
BaBEg67sFveNMy9ofjeUjFmDmg5qjN5ccHuT0QduO7J2BqdTw6471QkRcEG8OmgD