Mean Green High Output Alternator 8247

2001-2007 GM Duramax LB7/LLY/LBZ
✔ QuickShips by Next Business Day*
Mean Green
XDP Part Number:
$5 Price Beat Guarantee
The Mean Green High Output Alternator 8247 is the answer to the charging problems in your 2001-2007 GM 6.6L Duramax. The Mean Green Alternator can charge any engine no matter what its' power requirements. The Mean Green Alternator's tool steel rotor shaft is supported at both ends by heavy duty double sealed bearings. Even the heavy duty solid copper starter windings are sealed with high temperature insulation. Another is the heat resistant, multi-function integrated regulator which continues to operate even at extreme temperatures.


  • 200 Amp Output
  • No More Charging Problems
  • 1 Year Unconditional Guarantee
  • Precision Balanced for Smooth Operation
Mfg. Number:

Customer Reviews - Include your order number for a chance to win a $100 GiftCard

(46 Ratings, 2 Reviews) Average Rating:
Great replacement for stock alternator
Tom Dinen (United States) 7/3/2015 8:29 PM
It wasn't any harder to install than taking old one out. In fact it was easier since God invented You Tube. It has been 6 months and is producing power as advertised.
john (pa) 12/27/2011 7:40 PM
installation was kind of a pain gettin the old 1 out but puttin in the mean green was easy. everything runs great n lights in my dash are coming back.