For 2008-2015 Smart Fortwo Drive Belt Tensioner

Overview Drive belt tensioner assembly for the engine accessory belt system. Mounts to the engine block and maintains belt tension for accessories such as the alternator, power steering pump, and A/C compressor. Key Features - Pulley assembly with a pulley, bearing, and arm - Maintains belt tension and helps reduce belt slippage, squealing, and premature wear - Inspect for pulley wobble, noise, or inconsistent arm pressure - Do not lubricate sealed bearings Reference Numbers Replaces OE: 1322000070 Interchange: 39190 What's Included 1 x Drive Belt Tensioner; 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 along its routing and verify belt tension and alignment. Check the belt when replacing the tensioner. Vehicle Applications 2008-2015 Smart Fortwo 1.0L