Select year of car: 1997-2003 2004-2008 1997-2003 Grand Prix Click tire size to get a listing of available tires at tirerack.com *Stock size is highlighted in dark grey Tire Size Side Wall Height Tire Diameter True MPH when speedo reads 70 Percent Error Tire Revs per Mile 15" 215/75-15 161.25 703.5 72.8 4.01 728.2 215/70-15 150.5 682 70.58 0.83 751.15 215/65-15 139.75 660.5 68.35 2.35 775.6 215/60-15 129 639 66.13 5.53 801.7 225/75-15 168.75 718.5 74.36 6.22 712.99 225/70-15 157.5 696 72.03 2.9 736.04 225/65-15 146.25 673.5 69.7 0.43 760.63 225/60-15 135 651 67.37 3.76 786.92 225/55-15 123.75 628.5 65.04 7.08 815.09 235/70-15 164.5 710 73.48 4.97 721.53 235/65-15 152.75 686.5 71.05 1.49 746.23 235/60-15 141 663 68.61 1.98 772.68 235/55-15 129.25 639.5 66.18 5.46 801.07 245/70-15 171.5 724 74.93 7.04 707.58 245/65-15 159.25 699.5 72.39 3.42 732.36 245/60-15 147 675 69.86 0.21 758.94 245/55-15 134.75 650.5 67.32 3.83 787.53 255/65-15 165.75 712.5 73.74 5.34 719 255/60-15 153 687 71.1 1.57 745.68 255/55-15 140.25 661.5 68.46 2.2 774.43 255/50-15 127.5 636 65.82 5.97 805.48 16" 215/70-16 150.5 707.4 73.21 4.58 724.18 215/65-16 139.75 685.9 70.98 1.4 746.88 215/60-16 129 664.4 68.76 1.77 771.05 215/55-16 118.25 642.9 66.53 4.95 796.83 225/70-16 157.5 721.4 74.66 6.65 710.13 225/65-16 146.25 698.9 72.33 3.33 732.99 225/60-16 135 676.4 70 0 757.37 225/55-16 123.75 653.9 67.67 3.33 783.43 225/50-16 112.5 631.4 65.34 6.65 811.35 235/65-16 152.75 711.9 73.67 5.25 719.6 235/60-16 141 688.4 71.24 1.77 744.17 235/55-16 129.25 664.9 68.81 1.7 770.47 235/50-16 117.5 641.4 66.38 5.17 798.7 245/60-16 147 700.4 72.48 3.55 731.42 245/55-16 134.75 675.9 69.95 0.07 757.93 245/50-16 122.5 651.4 67.41 3.7 786.44 255/60-16 153 712.4 73.73 5.32 719.1 255/55-16 140.25 686.9 71.09 1.55 745.79 255/50-16 127.5 661.4 68.45 2.22 774.55 255/45-16 114.75 635.9 65.81 5.99 805.61 17" 215/65-17 139.75 711.3 73.61 5.16 720.21 215/60-17 129 689.8 71.39 1.98 742.66 215/55-17 118.25 668.3 69.16 1.2 766.55 215/50-17 107.5 646.8 66.94 4.38 792.03 225/65-17 146.25 724.3 74.96 7.08 707.28 225/60-17 135 701.8 72.63 3.76 729.96 225/55-17 123.75 679.3 70.3 0.43 754.14 225/50-17 112.5 656.8 67.97 2.9 779.97 225/45-17 101.25 634.3 65.64 6.22 807.64 235/60-17 141 713.8 73.87 5.53 717.69 235/55-17 129.25 690.3 71.44 2.05 742.12 235/50-17 117.5 666.8 69.01 1.42 768.27 235/45-17 105.75 643.3 66.57 4.89 796.34 245/55-17 134.75 701.3 72.58 3.68 730.48 245/50-17 122.5 676.8 70.04 0.06 756.92 245/45-17 110.25 652.3 67.51 3.56 785.35 255/55-17 140.25 712.3 73.72 5.31 719.2 255/50-17 127.5 686.8 71.08 1.54 745.9 255/45-17 114.75 661.3 68.44 2.23 774.66 255/40-17 102 635.8 65.8 6 805.73 18" 215/60-18 129 715.2 74.02 5.74 716.28 215/55-18 118.25 693.7 71.79 2.56 738.48 215/50-18 107.5 672.2 69.57 0.62 762.1 215/45-18 96.75 650.7 67.34 3.8 787.28 215/40-18 86 629.2 65.12 6.98 814.19 225/55-18 123.75 704.7 72.93 4.18 726.96 225/50-18 112.5 682.2 70.6 0.86 750.93 225/45-18 101.25 659.7 68.27 2.47 776.54 225/40-18 90 637.2 65.94 5.8 803.96 235/55-18 129.25 715.7 74.07 5.81 715.78 235/50-18 117.5 692.2 71.64 2.34 740.08 235/45-18 105.75 668.7 69.2 1.14 766.09 235/40-18 94 645.2 66.77 4.61 793.99 245/50-18 122.5 702.2 72.67 3.81 729.54 245/45-18 110.25 677.7 70.13 0.19 755.92 245/40-18 98 653.2 67.6 3.43 784.27 245/35-18 85.75 628.7 65.06 7.05 814.83 255/50-18 127.5 712.2 73.7 5.29 719.3 255/45-18 114.75 686.7 71.07 1.52 746.01 255/40-18 102 661.2 68.43 2.25 774.78 255/35-18 89.25 635.7 65.79 6.02 805.86 19" 215/55-19 118.25 719.1 74.42 6.31 712.4 215/50-19 107.5 697.6 72.19 3.13 734.35 215/45-19 96.75 676.1 69.97 0.04 757.71 215/40-19 86 654.6 67.74 3.22 782.59 215/35-19 75.25 633.1 65.52 6.4 809.17 225/50-19 112.5 707.6 73.23 4.61 723.98 225/45-19 101.25 685.1 70.9 1.29 747.75 225/40-19 90 662.6 68.57 2.04 773.14 225/35-19 78.75 640.1 66.24 5.37 800.32 235/50-19 117.5 717.6 74.26 6.09 713.89 235/45-19 105.75 694.1 71.83 2.62 738.06 235/40-19 94 670.6 69.4 0.86 763.92 235/35-19 82.25 647.1 66.97 4.33 791.66 245/45-19 110.25 703.1 72.76 3.95 728.61 245/40-19 98 678.6 70.23 0.33 754.91 245/35-19 85.75 654.1 67.69 3.3 783.19 245/30-19 73.5 629.6 65.16 6.92 813.67 255/45-19 114.75 712.1 73.69 5.28 719.4 255/40-19 102 686.6 71.06 1.51 746.12 255/35-19 89.25 661.1 68.42 2.26 774.9 255/30-19 76.5 635.6 65.78 6.03 805.99 20" 215/50-20 107.5 723 74.82 6.89 708.55 215/45-20 96.75 701.5 72.6 3.71 730.27 215/40-20 86 680 70.37 0.53 753.36 215/35-20 75.25 658.5 68.15 2.65 777.96 225/45-20 101.25 710.5 73.53 5.04 721.02 225/40-20 90 688 71.2 1.71 744.6 225/35-20 78.75 665.5 68.87 1.61 769.77 225/30-20 67.5 643 66.54 4.94 796.71 235/45-20 105.75 719.5 74.46 6.37 712 235/40-20 94 696 72.03 2.9 736.04 235/35-20 82.25 672.5 69.6 0.58 761.76 235/30-20 70.5 649 67.16 4.05 789.35 245/40-20 98 704 72.86 4.08 727.68 245/35-20 85.75 679.5 70.32 0.46 753.91 245/30-20 73.5 655 67.79 3.16 782.11 255/40-20 102 712 73.68 5.26 719.5 255/35-20 89.25 686.5 71.05 1.49 746.23 255/30-20 76.5 661 68.41 2.28 775.02 2004-2007 Grand Prix Click tire size to get a listing of available tires at tirerack.com *Stock size is highlighted in dark grey Tire Size Side Wall Height Tire Diameter True MPH when speedo reads 70 Percent Error Tire Revs per Mile 16" 215/70-16 150.5 707.4 72.9 4.14 724.18 215/65-16 139.75 685.9 70.68 0.97 746.88 215/60-16 129 664.4 68.46 2.19 771.05 215/55-16 118.25 642.9 66.25 5.36 796.83 225/70-16 157.5 721.4 74.34 6.2 710.13 225/65-16 146.25 698.9 72.02 2.89 732.99 225/60-16 135 676.4 69.7 0.43 757.37 225/55-16 123.75 653.9 67.38 3.74 783.43 225/50-16 112.5 631.4 65.06 7.05 811.35 235/65-16 152.75 711.9 73.36 4.8 719.6 235/60-16 141 688.4 70.94 1.34 744.17 235/55-16 129.25 664.9 68.52 2.12 770.47 235/50-16 117.5 641.4 66.09 5.58 798.7 245/65-16 159.25 724.9 74.7 6.71 706.7 245/60-16 147 700.4 72.17 3.11 731.42 245/55-16 134.75 675.9 69.65 0.5 757.93 245/50-16 122.5 651.4 67.12 4.11 786.44 255/60-16 153 712.4 73.41 4.87 719.1 255/55-16 140.25 686.9 70.78 1.12 745.79 255/50-16 127.5 661.4 68.16 2.64 774.55 255/45-16 114.75 635.9 65.53 6.39 805.61 17" 215/65-17 139.75 711.3 73.3 4.71 720.21 215/60-17 129 689.8 71.08 1.55 742.66 215/55-17 118.25 668.3 68.87 1.62 766.55 215/50-17 107.5 646.8 66.65 4.78 792.03 225/65-17 146.25 724.3 74.64 6.62 707.28 225/60-17 135 701.8 72.32 3.31 729.96 225/55-17 123.75 679.3 70 0 754.14 225/50-17 112.5 656.8 67.68 3.31 779.97 225/45-17 101.25 634.3 65.36 6.62 807.64 235/60-17 141 713.8 73.56 5.08 717.69 235/55-17 129.25 690.3 71.13 1.62 742.12 235/50-17 117.5 666.8 68.71 1.84 768.27 235/45-17 105.75 643.3 66.29 5.3 796.34 245/60-17 147 725.8 74.79 6.85 705.82 245/55-17 134.75 701.3 72.27 3.24 730.48 245/50-17 122.5 676.8 69.74 0.37 756.92 245/45-17 110.25 652.3 67.22 3.97 785.35 255/55-17 140.25 712.3 73.4 4.86 719.2 255/50-17 127.5 686.8 70.77 1.1 745.9 255/45-17 114.75 661.3 68.15 2.65 774.66 255/40-17 102 635.8 65.52 6.4 805.73 18" 215/60-18 129 715.2 73.7 5.28 716.28 215/55-18 118.25 693.7 71.48 2.12 738.48 215/50-18 107.5 672.2 69.27 1.05 762.1 215/45-18 96.75 650.7 67.05 4.21 787.28 225/60-18 135 727.2 74.94 7.05 704.46 225/55-18 123.75 704.7 72.62 3.74 726.96 225/50-18 112.5 682.2 70.3 0.43 750.93 225/45-18 101.25 659.7 67.98 2.89 776.54 225/40-18 90 637.2 65.66 6.2 803.96 235/55-18 129.25 715.7 73.75 5.36 715.78 235/50-18 117.5 692.2 71.33 1.9 740.08 235/45-18 105.75 668.7 68.91 1.56 766.09 235/40-18 94 645.2 66.49 5.02 793.99 245/55-18 134.75 726.7 74.88 6.98 704.95 245/50-18 122.5 702.2 72.36 3.37 729.54 245/45-18 110.25 677.7 69.84 0.24 755.92 245/40-18 98 653.2 67.31 3.84 784.27 255/50-18 127.5 712.2 73.39 4.84 719.3 255/45-18 114.75 686.7 70.76 1.09 746.01 255/40-18 102 661.2 68.13 2.66 774.78 255/35-18 89.25 635.7 65.51 6.42 805.86 19" 215/55-19 118.25 719.1 74.1 5.86 712.4 215/50-19 107.5 697.6 71.89 2.69 734.35 215/45-19 96.75 676.1 69.67 0.47 757.71 215/40-19 86 654.6 67.45 3.64 782.59 215/35-19 75.25 633.1 65.24 6.8 809.17 225/50-19 112.5 707.6 72.92 4.17 723.98 225/45-19 101.25 685.1 70.6 0.85 747.75 225/40-19 90 662.6 68.28 2.46 773.14 225/35-19 78.75 640.1 65.96 5.77 800.32 235/50-19 117.5 717.6 73.95 5.64 713.89 235/45-19 105.75 694.1 71.53 2.18 738.06 235/40-19 94 670.6 69.1 1.28 763.92 235/35-19 82.25 647.1 66.68 4.74 791.66 245/50-19 122.5 727.6 74.98 7.11 704.08 245/45-19 110.25 703.1 72.45 3.5 728.61 245/40-19 98 678.6 69.93 0.1 754.91 245/35-19 85.75 654.1 67.4 3.71 783.19 255/45-19 114.75 712.1 73.38 4.83 719.4 255/40-19 102 686.6 70.75 1.07 746.12 255/35-19 89.25 661.1 68.12 2.68 774.9 255/30-19 76.5 635.6 65.5 6.43 805.99 20" 215/50-20 107.5 723 74.5 6.43 708.55 215/45-20 96.75 701.5 72.29 3.27 730.27 215/40-20 86 680 70.07 0.1 753.36 215/35-20 75.25 658.5 67.86 3.06 777.96 225/45-20 101.25 710.5 73.22 4.59 721.02 225/40-20 90 688 70.9 1.28 744.6 225/35-20 78.75 665.5 68.58 2.03 769.77 225/30-20 67.5 643 66.26 5.34 796.71 235/45-20 105.75 719.5 74.14 5.92 712 235/40-20 94 696 71.72 2.46 736.04 235/35-20 82.25 672.5 69.3 1 761.76 235/30-20 70.5 649 66.88 4.46 789.35 245/40-20 98 704 72.55 3.64 727.68 245/35-20 85.75 679.5 70.02 0.03 753.91 245/30-20 73.5 655 67.5 3.58 782.11 255/40-20 102 712 73.37 4.81 719.5 255/35-20 89.25 686.5 70.74 1.06 746.23 255/30-20 76.5 661 68.11 2.69 775.02