WHAT YOU HAVE HERE IS A GOOD USED VOLVO PENTA DPH-A 1.76:1 RATIO FOR D4, D6 SETUP STERNDRIVE OR OUTDRIVE THAT HAS BEEN GONE THROUGH AND COMPLETELY RE-SEALED, ORIGINAL PART NUMBER 3862823, THE UPPER UNIT IS IN GREAT SHAPE AND LOWER HAS SOME CHIPS IN THE PINION BUT WOULD MAKE A GREAT BACKUP DRIVE OR LAST A FEW SEASONS AND HAS NEW SLIDING SLEEVE WITH DOG AND NEW SHIFT PISTON FULL OF 75-140W OIL, THESE RETAIL FOR $17,500.00.00 FOR AN ENTIRE DRIVE AND JUST THE UPPER IS $9500.OO NEW SO SAVE $$$$$ BIG!!!!!!