TestWorld Test Report – English
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UltraGrip Performance Gen-1
TÜV SÜD test report – 225/50 R17 98 V XL – Test Period: December 2014 – January 2015 – English
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UltraGrip Performance SUV Gen-1
TÜV SÜD test report – 235/65 R17 108 H XL – Test Period: February 2016 – March 2016 – English
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UltraGrip 9
TÜV SÜD test report – 195/65 R15 – Test Period: January – February 2014 – English
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UltraGrip Ice
Test World - 205/55R16 - May 2012 - English
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UltraGrip Ice+ and UltraGrip Ice 2
Test World - 205/55R16 - December 2013 - English
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UltraGrip Ice Arctic SUV
Test World - 255/55R18 - December 2013 - English
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