Enkei NT03RR 18x9 +40 5x100 Gunmetal KamiSpeed.com Enkei NT03RR Matte Dark Gunmetal 18x9.5 +40 5x114.3 (512 895 6540GM) Enkei 512 895 6540GM Set of 4 18x9.5 5x114.3 40mm NT03RR Matte Gunmetal Enkei NT03RR 18x9.5 +40 5x114.3 Gunmetal KamiSpeed.com. Another Enkei Racing legend has received an RR makeover with Enkeis latest MAT DURA II flow forming rim, the NT03RR. This next generation MAT rim provides improved rim rigidity over the original NT03+M. The wheels iconic brace ring evenly distributes stresses on spokes to help rim rigidity even further, giving NT03RR superb cornering and steering response capabilities. Dynamic design with concave rear face offers a beautiful, yet powerful form to complete any true racing setup. The NT03RR is offered in sizes ranging from 177 all the way up to 1811 with a variety of bolt patterns and concaveness profiles. Similar to the GTC01RR and RS05RR, the NT03RR is available in three different concave faces. Sizes 17 and 18 Matte Gunmetal Spec E Inspected MAT Process