PT. Gajah Tunggal Tbk
Wisma Hayam Wuruk Lantai 10
Jl. Hayam Wuruk No. 8
Indonesia 10120
Tel: +62-21-50985916-20
Fax: +62-21-50985908
Email: inquiry@gt-tires.com
GT Radial Costumer Service Line
Lokal: (021) 386 2273 (386 CARE)
Nasional (pulsa lokal): 0807 1 0482273 (0807 1 GTCare)