For 2014-2016 Acura MDX 3.5L Accessory Drive Belt Tensioner Assembly

Overview Accessory drive belt tensioner assembly for maintaining belt tension in the engine accessory drive system. It mounts to the engine and helps maintain tension as the belt stretches and operating temperatures change. Key Features - Maintains belt tension for the alternator, power steering pump, and A/C compressor - Compensates for belt stretch and thermal expansion - Inspect for pulley wobble, noise, or inconsistent tensioner arm movement - Do not lubricate sealed bearings - Check the belt when replacing the tensioner; replace the tensioner and belt as a set Reference Numbers Replaces OE: 311705-S9A-003, 311705-S9A-002 Interchange: 11030097, 39331, 5340159100 What's Included 1 x Accessory Drive Belt Tensioner Assembly; mounting hardware not included Installation Relieve belt tension with a wrench on the tensioner arm and remove the belt. Unbolt the old tensioner, install the replacement with the mounting holes aligned, and torque the bolts to specification. Reinstall the belt following its routing and verify belt tension and alignment.