Equipment makers and retailers are offering promotions, price cuts and new products to jumpstart what is fast becoming one of the worst years in a decade for the retail sector.

That grim conclusion – drawn by many leaders from the pro shop and off-course retail fronts – was further supported by recent quarterly results released by industry bellwethers Callaway Golf and Acushnet Co., which owns the Titleist, Cobra, FootJoy and Pinnacle brands.

For the second quarter, usually one of the strongest for equipment companies, Acushnet and Callaway cited double-digit declines in U.S. sales. (These setbacks, however, were offset partially by international sales gains.)

Retailers and analysts say consumer spending domestically has stalled over concerns about an economy wracked by foreclosures and soaring fuel prices. Adverse weather has limited rounds played in key areas, which also is affecting equipment sales, they say.

Another persistent complaint: USGA restrictions are hinderi......