67 SS Impala ?

Ok i ran the vin numbers and it tells me i have a SS. but when people look at it they say SS didn't come with a binch seat. that they had buckets seats. can anyone tell me if i have a SS? VIN number 16887BA03818.What is the number in the body in the door frame?

firts 3 number is the series 168 --- impala v8 ss
nex 2 is model 87-----------------model
nex year 7-----------------------1967
nex is assembly plant A --------- atlanta georga
last # are the sequential production number

this is only for 65-71 order of vin #