** Shares of auto suppliers American Axle AXL.N rise nearly 6% to $5 and Visteon VC.O up 2% at $113, in premarket
** UBS upgrades both cos to "buy" from 'neutral'
** Lifts PT of AXL to $7 from $4.50, a premium of 58.7% from the stock's last close
** Also raises Visteon PT to $142 from $85, an upside of 28.2% from the last close
** UBS says reason for upgrading American Axle is due to stronger long-term prospects from General Motors GM.N full-size truck and SUV platform and new U.S. capacity additions
** Also, adds proposed acquisition of Dowlais Group could add long-term value at current valuation levels for AXL
** Further says upgraded VC on strong growth potential from expanding customer base, especially with names like Toyota
** As of last close AXL down 24.4% YTD , but VC up 24.8% YTD
(Reporting by Apratim Sarkar)
((Apratim.Sarkar@thomsonreuters.com))