This year they changed the name in the brochure, from 44383 A: Riding set to 44570 Riding Accessories. But the package looked the same as it did in 1983, as far as TLSM can say, (most probably even marked with the early numbers on the back).
Riding Accessories 44570
This box is from Pearlscollectibles on Tradera. If you’re lucky you can find it, and other Sindy things on Per’s shop site, just click here!