NASCAR Cup Collection — Race No. 2 – 200 laps / 400 milesAutomobile Club Speedway (2.-mile oval) – Fontana, Calif.Quickly Specifics for February 25-26, 2023

Tire: Goodyear Eagle 18-inch Speedway Radials

Established limitations: Cup: 1 set for observe, 1 established for qualifying and 12 sets for the race

     (11 race sets plus 1 established transferred from qualifying)

Tire Codes: Still left-facet — D-5186 Appropriate-side — D-5190

Tire Circumference: Still left-facet — 2,263 mm (89.09 in.) Proper-facet — 2,279 mm (89.72 in.)

Least Recommended Inflation: Left Entrance — 20 psi Left Rear — 22 psi

     Right Front — 48 psi Correct Rear — 44 psi

Storyline – Cup teams facial area worries at Fontana: There will be two notable worries for NASCAR Cup groups and the tires at Auto Club Speedway this weekend.  Initially is the monitor surface area, which is 1 of the additional abrasive on the circuit.  The surface will cause tires to wear greatly, so tire administration will occur into perform for drivers, and pit crews will be hectic with 4-tire stops all day.  Second will be the air stress settings in the still left-facet tires.  Vehicle Club is a track where teams usually fall their remaining-facet pressures in an attempt to obtain grip.  Heading below Goodyear’s suggestion – 20 psi on the remaining-entrance and 22 psi on the remaining-rear – comes with risk.  By running way too low on air pressure, primarily on this kind of a tough and bumpy track surface, the tire’s sidewall will more than-deflect, probably leading to hurt to the point of air reduction.

     “Auto Club Speedway’s monitor surface area has turn into really abrasive above the many years, so tire put on and tire administration will be a essential component in the course of the race,” explained Greg Stucker, Goodyear’s director of racing.  “Cup groups will have 12 sets of tires for the race, and we will see 4-tire stops at virtually every chance.  The other point to view for is how groups use their still left-aspect air pressures as a tuning software.  Groups will normally go underneath our minimal suggested pressures in purchase to obtain grip, but they will have to equilibrium that in a chance vs. reward proposition.”

Notes – New tire established-up for Cup vehicles at Fontana: Becoming on an 18-inch bead diameter tire, NASCAR Cup groups will run a distinctive tire set-up than those people in the Xfinity Series at Fontana this 7 days . . . . . . these are two unique tire codes from what the Cup autos ran in this race last year . . . compared to what they ran at Fontana in 2022, this still left-aspect tire capabilities building and mould shape variations, when this proper-facet tire capabilities a development update, all to align with what is operate at other speedways . . . both equally tread compounds are the same as last season’s . . . with this 18-inch tire, and its lower profile sidewall, NASCAR Cup vehicles will not operate interior liners in any of their tires in 2023.

Goodyear Blimp – Airship to deal with races at Fontana: The Goodyear Blimp “Wingfoot One” is scheduled to be in the air about Auto Club Speedway this 7 days . . . Wingfoot One particular, based out of Carson, Calif., will provide aerial coverage for Fox Athletics for the duration of both the Xfinity Sequence race on Saturday and the Cup race on Sunday.

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NASCAR Xfinity Collection — Race No. 2 – 150 laps / 300 miles

Auto Club Speedway (2.-mile oval) – Fontana, Calif.Fast Information for February 25, 2023

Tire: Goodyear Eagle 15-inch Speedway Radials

Set restrictions: Xfinity: 6 sets for the function

Tire Codes: Remaining-aspect — D-6106 Correct-side — D-6108

Tire Circumference: Still left-facet — 2,225 mm (87.60 in.) Right-side — 2,250 mm (88.58 in.)

Least Suggested Inflation: Left Entrance — 18 psi Remaining Rear — 18 psi

     Correct Front — 45 psi Proper Rear — 42 psi

Notes – Xfinity teams on multi-zone tread correct-side tire at Fontana: Staying on a 15-inch bead diameter tire, teams in the NASCAR Xfinity Sequence will operate a diverse tire set-up than individuals in the Cup Series this week . . . this is the exact same blend of still left- and ideal-facet tires Xfinity teams ran at Fontana in 2022 . . . the Xfinity correct-facet tire is a multi-zone tread tire, showcasing two distinctive tread compounds on the same tire — one particular for warmth and don resistance on the inboard two inches of the tread (Endurance Zone) and a person for grip on the outboard 10 inches (Traction Zone) . . . as on all NASCAR ovals increased than just one mile in length, Xfinity teams are needed to run internal liners in all four tire positions at Fontana . . . air tension in these interior liners ought to be 12-25 psi larger than that of the outer tire.

Comply with us on Twitter: @GoodyearRacing.

Goodyear Racing PR

By Tara