Air New Zealand’s First 777-300ER fitted with the airlines’ newer Premium Economy seating will be operating services from the 6th of September onwards.
The product, which is found on Air New Zealand’s 787-9 aircraft will be fitted onto all 777-300ER’s in the fleet. Here is a shot of the product that will be fitted on the aircraft:
There will be 54 seats in the cabin, 10 more than the previous configuration, and they have a seat pitch of 104-106 centimeters.

Air New Zealand 787/777 Premium Economy (Image – Air New Zealand)
And here is a photo of the current Premium Economy product found on the 777-300ER’s.

Air New Zealand Premium Economy
At this stage, routesonline.com is reporting that the airline will operate the newly configured 777 on the Auckland – Los Angeles – London and return from the 6th of September.
The airline will be not be changing it’s 44 Business Premier seats and their 244 Economy seats.

Air New Zealand Business Premier (Image – Air New Zealand)
The 777 also already features the airlines’ popular Skycouch economy seats.

Air New Zealand Skycouch (Image – Air New Zealand)
Hat tip – routesonline.com