Goodyear Racing 2014 Darlington Raceway NASCAR Tire Facts.

15d65adc-6ce0-467f-9df7-dea09373127d_lcNASCAR Sprint Cup Series — Race No. 8 – Bojangles’ Southern 500
NASCAR Nationwide Series — Race No. 7 – VFW Sports Clips Help A Hero 200
Darlington Raceway (1.366-mile oval) – Darlington, S.C.
Fast Facts for April 10-12, 2014

Tire: Goodyear Eagle Speedway Radials

Set limits: Sprint Cup: 5 sets for practice/qualifying and 11 sets for the race;
Nationwide: 7 sets for the event

Tire Codes: Left-side — D-4392; Right-side — D-4552

Tire Circumference: Left-side — 87.4 in. (2,220 mm); Right-side — 88.4 in. (2,246 mm)

Technical Inspection Inflation: Left Front — 30 psi; Left Rear — 30 psi;
Right Front — 55 psi; Right Rear — 50 psi

Minimum Recommended Inflation: Left Front — 22 psi; Left Rear — 20 psi;
Right Front — 52 psi; Right Rear — 48 psi

Notes: Teams in both the NASCAR Sprint Cup and Nationwide Series will run the same Goodyear tire codes at Darlington this week . . . this is the same combination of left- and right-side tires that these teams ran at Darlington last May . . . this left-side tire code (D-4392) has been run at Darlington since 2011 . . . these teams have also run this left-side at Texas (including last week), Chicagoland and Homestead in the past . . . in addition to Darlington 2013, these teams have run this right-side tire code (D-4552) at Charlotte . . . as on all NASCAR ovals greater than one mile in length, teams are required to run inner liners in all four tire positions at Darlington . . . air pressure in those inner liners should be 12-25 psi greater than that of the outer tire.

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