The hood lining is original and the rest isn't. The seats and rear struts would have been in the same cream beige colour. There were a couple of patterns in the seat. Either basket weave, or holed pattern like the 240Z seats. Basket weave example
Bronze brown basket weave example
Rear strut tower cover. These are a moulded plastic.
This borrowed from another post.
260Z 2+2 History of
The 2+2 came out standard with 5 speed manual or Auto, AM/FM radio, hubcaps, steering wheel centre padded hub, no bonnet vents, vinyl covered transmission tunnel, open console, black armrests, $8550-00 on the road. Early 1976 they upgraded the Zed, adding mag wheels, carpet over the transmission tunnel, and in mid-1976 added pollution equipment to the engine, bonnet vents were introduced, air-conditioning and AM/FM search radio cassette were now an options pack, steering wheel had a smaller stylish horn hub, interior of the 2+2 now had colour co-ordinated armrests and carpets and vinyls. The interior colours were beige/white, bronze/brown and black, the centre console with a lid was introduced.