Leyland Leopard PSU5/4R qns

JJxJJ SG

any1 have more info about this bus??
what year was this bus introduced and withdrawn?
what svc did it serve on Question : Cool anyone have pix of this bus?

^tamago^ SG

looks like a demo. it’s rego is SBS6791L.

JJxJJ SG

where can i get pics of this bus in sbs livery? Sad