By 1968, changes were coming to the MGB. On the plus side, the MK II version of the car finally got an all-synchromesh ...

The upgraded Main Gearbox’s (MGB) major innovation is a new, redundant auxiliary lubrication... Sikorsky Unveils Phase 4 Main Gearbox for S-92 is published in Advanced Air Mobility Report ...

and it’s now unveiled two new MGB-based models: a V8-powered LE60 and an electric version called the BEE, which simulates driving an ICE car with a manual gearbox. For more than three decades ...

Sikorsky has revealed the first images of the Phase IV main gearbox (MGB) designed for the new S-92A+ helicopter, while insisting the update reflects the company’s long-term commitment both to ...