Exclusive Automatic True-Tension™ (ATT) technology to ensure the exact pre-determined tension ensuring constant alignment, no belt slip and less wear, Core made of corrostion resistant ADC12 aluminium alloy for stronger and more durable main shaft, Tandem ball bearing provides extended tensioner durability while MolyPro™ grease absorb heat, minimize wear and reduce friction, Reinforced Pivot Shaft for added durability and electroless nickel-plated for extended life, Round-Wire spring made of profesionnal grade chrome-silicone steel with a non-binding design to maintains constant tension, Pivot and Labyrinth seals are made with ProSeal™ Nitrile Rubber (NBR) to prevents dirt and grime from reaching internal components, 3D-scanned pulley to ensure an immaculate running surface without any defects, Our pulley and tensioner follow OE-Spec to ensure an easy and worry-free installation, Part Reference Numbers : 580135 T36201 49157 89160FN 89160 419-668 EG50080 36201 12597934 BT160

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