tried to get some nice pictures of the inside support differences. the two pictures on the right show the rear differences and the two pictures on the bottom left show the front. the other two pictures show the wheel rim differences.
http://img352.imageshack.us/img352/8785/beachhopper47sfrearcasthb3.jpg
little variations with the driver , easier to see are steering wheel sizes and then the other little variations
http://img383.imageshack.us/img383/8128/beachhopper47sfdriver1oo6.jpg
the rola matic shaft.
http://img352.imageshack.us/img352/6417/beachhopper47sfdriveref3.jpg
a blistered beach hopper with yellow interior and lighter sunburst sticker
http://img383.imageshack.us/img383/1386/beachhopper47sfblisterox9.jpg