With sales lagging they need to do something!! 
Sales aren't lagging all that much in the 2007 model year. 2006 calendar year sales were up.
Worldwide retail sales of Harley-Davidson motorcycles increased 8.5 percent in 2006 compared to 2005. In the U.S., retail sales of
Harley-Davidson motorcycles increased 5.9 percent while the U.S. heavyweight motorcycle market was up 4.9 percent for the same period. In our international markets, Harley-Davidson retail sales for the full year grew 18.6 percent. Retail sales in Europe increased 14.6 percent; Japan was up 16.3 percent; Canada was up 15.9 percent and all other international markets combined were up 34.3 percent.
Entire HD release here on sales for 2006
http://www.harley-davidson.com/CO/NEW/en/PressRelease_Date.asp?locale=en_CA&bmLocale=en_CA&id_in=1111&dspmm=1&dspyy=2007 Looks like the first and second quarters of 2007 will average out to normal shipments as well.
Quote:
The Company expects to ship between 94,000 and 97,000 Harley-Davidson® motorcycles in the second quarter of 2007.
Motorcycles and Related Products Segment – First Quarter Results
Revenue from Harley-Davidson motorcycles was $891.5 million, a decrease of $117.0 million or 11.6 percent versus the same period last year. Shipments of Harley-Davidson motorcycles totaled 67,761 units, a decrease of 11,745 units or 14.8 percent compared to last year’s first quarter.The 94-97k shipments will more than make up for the first quarter shortfall of 11,745.
It seems to me the MoCo does a really good job on us with their mushroom theory or "keep us in the dark and feed us bullchit."