Light-vehicle stocks became leaner last month, falling to a 57-day supply on June 1 from 63 days on May 1. It was the first time inventories have fallen since the start of the year.
Carmakers had 3,167,900 units in inventory on June 1, down from 3,245,400 on May 1. Strong May sales helped to thin stocks. The seasonally adjusted annual rate of sales, or SAAR, rose to 15.3 million during the month from 14.9 million in April.
The industry's 57-day supply on June 1, which is calculated based on the May selling rate, is up from 52 days on June 1, 2012. Automakers typically like to keep supplies near a 60-day level.
Carmakers held a 55-day supply of cars on June 1, down from 61 days on May 1, and a 59-day supply of trucks, down from 66 on May 1.
Only Daimler, BMW and Toyota Motor Sales U.S.A. added inventory. Toyota boosted stock from 311,000 units in May to 318,200 units on June 1, although its days supply based on the May sales rate slipped from 44 days to 40.
BMW's unit inventory, including Mini, rose from 51,500 to 57,500, a 48-day supply, and Daimler's stocks rose from 48,000 to 49,500, also a 48-day supply.
On average, European carmakers dropped from a 67-day supply on May 1 to a 62-day supply on June 1. Japanese carmakers fell from 56 days to 49.
Hyundai-Kia had a 45-day supply June 1, down from 49 days May 1.
General Motors' supply fell to 73 days from 76 on May 1, and Chrysler Group's supply fell to 62 days from 66. Ford Motor Co. declined from a 68-day supply on May 1 to a 59-day supply on June 1.