This is a starter for late2007-early2008 Isuzu/GMC NPR NQR W3500 W4500 W5500 with a 4HK1 engine. There is a possibility to have a different starter in 2008. The bell housing where the starter bolts up has a measurment of 1 3/4″ and the transmission will have a tag on the top center of the bell housing with the number B50. It is used and comes with a 90-day warranty.   Call for pricing and availability at 1-877-564-6307 Press 1.  If you have any further questions speak with our sales team. 05-06-16
*Pictures are for Illustration Purposes Only*