S Series 6 Phase High Output 170 Amp Alternator with 6.61" - Self Exciting - Chrome w/March 1.75" Pulley and Fan 1993 - 1998 and 12 massive diodes for

and 12 massive diodes for outstanding durability

and comes in a variety of different colors to match any project

15 inch center-to-center distance bolt patterns

3L 2007 - 2008 GMC Full Size Truck 4

6-1/2" X-Series Active Component Speaker System

S Series 6 Phase High Output 170 Amp Alternator with 6.61" - Self Exciting - Chrome w/March 1.75" Pulley and Fan 1993 - 1998 and 12 massive diodes forThe S series of 6 phase alternators offers incredible low RPM output in a compact and durable package. Highly efficient, these units use less horsepower than conventional 3 phase alternators. 12 diodes, twin rectifier plates and outstanding airflow ensure long service life, even in severe conditions. This unit is specially designed to replace 10DN 10SI 12SI alternators with 6. 61 inch center to center distance bolt patterns, as used by several