ZF Marine IRM 280PL Marine gears. 

Overdrive .814:1 gear ratios. ZF Part number 3207002022. 

Includes SAE #3 adapters and Centa drive plates. Removed from 6B Cummins engines. 

Running take outs, low reported hours. 

2 Available, price is each. 

Can ship via truck freight, please ask for quote.