Gear case, gear box, gear assembly, 

Mercruiser ALPHAONE Gear case /  GEN. II Gear case

1623-815822A30

1623-8951A37

1623-815822A36

Yamaha 150F, 4 Stroke  g ear case / Yamaha F150, LZ200 gear case

6J9-45301-07-8D

Yamaha 90F, 4 Stroke  gear case / Yamaha F75, F90, T50, T60 gear case

67F-45301-00-8D

OMC 4-cyl Chevy, V6  gear case / Johnson 4-cyl Chevy, V6  gear case

439972 ( GLM 28000 )

OMC Cobra upper gear 

984518 (VOLVO 3858934-10 ) (GLM 29000)

OMC  V4/V6 Gear case "O" Type

439973 (GLM 28700) 

SINERA(HERSHENG)MARINE

We are the factory from Taiwan (ROC)

We manufacture boat engine parts, sterndrive parts, marine hardware and marinespare parts for aftermarket worldwide.

Brand includes MERCURY, MERCRUISER, OMC, JOHNSON,YAMAHA, CHRYSLER, VOLVO PENTA, SIERRA, GLM, MALLORY, etc.