zednik said:The standard top for the Z4 is a vinyl, manual top. Most Zeds are sold with the Premium package which includes the canvas power top.
The new 3 series coup-cabriolet has a folding hardtop. Not a roadster, sure, but they do appear to be bending to current trends.zinkster said:My understanding is that BMW has always been cloth/canvas. No vinyl. In addition BMW believes only in folding soft tops, not folding hard tops. Their 10 commandments of what makes a true "roadster" discusses this. Zink
I've used the BMW branded products and they worked well. Picked them up from my dealer - were not expensive. I used the shampoo and the impregnating agent.Sephanite said:canvas it is... thanx guys... time to buy some cleaning products