Good used OMC / Volvo SX-M Lower Unit, had very clean gear lube and spins over VERY smooth.  Removed from a upper stamped 1.85 ratio. 17/30 gears, which is the same for 2.18 ratio.  Has been touch up painted.
THIS LOWER IS FIRST VERSION FROM EARLY TO MID 90'S.  LOWER DOES NOT HAVE THE RECESS FOR THE O-RING AROUND DRIVE SHAFT, THE O-RING IS IN THE BOTTOM OF UPPER.  THIS CHANGED AFTER THE MID 90'S. 
PLEASE KNOW YOUR FITMENT OR ASK. This is for lower only.  

 Please check other listings.
 
ANY SHIPPING OUTSIDE CONTINENTAL U.S. WILL BE ADDITIONAL.