what has been the effect of these changes in supply chain management at Harley-Davidson?They reduced supply chain costs (i.e.,goods and services) by$37 mil-lion;the company now lnanages its inventory according to a just-in-time (JIT) system, and it runs on 6.5 to 10 days' worth of inventory compared to 8 to 15 days of inventory in 1995; its logistics and distribution center costs as a percentage of sales decreased by 59%. By any measure Harley-Davidson's supply chain management strategy has been a success.