This week, the overall grades of 7 Specialty Retail stocks are lower, according to the Portfolio Grader database. Each of these rates a “D” (“sell”) or “F” overall (“strong sell”).

Asbury Automotive Group, Inc. (ABG) gets weaker ratings this week as last week’s C drops to a D. Asbury Automotive Group, Inc. operates as an automotive retailer in the United States and offers a range of automotive products and services, including new and used vehicles; vehicle maintenance, replacement parts, and collision repair services; and financing, insurance, and service contracts. For more information, get Portfolio Grader’s complete analysis of ABG stock.

AutoNation, Inc. (AN) slips from a C to a D this week. AutoNation, Inc. operates as an automotive retailer in the United States. For more information, get Portfolio Grader’s complete analysis of AN stock.

Buckle, Inc.’s (BKE) rating weakens this week, dropping to a F versus last week’s D. Buckle, Inc. is a retailer of casual apparel, footwear, and accessories designed for young men and women. For more information, get Portfolio Grader’s complete analysis of BKE stock.

Select Comfort Corporation (SCSS) earns a F this week, moving down from last week’s grade of D. Select Comfort Corporation is engaged in the business of developing, manufacturing, marketing and distributing adjustable-firmness beds and other sleep-related accessory products. The company also gets F’s in sales growth, earnings growth, and earnings momentum. For more information, get Portfolio Grader’s complete analysis of SCSS stock.

Sonic Automotive, Inc. Class A (SAH) is having a tough week. The company’s rating falls from a C to a D. Sonic Automotive, Inc. Class A is an automotive retailer which sells new and used cars and light trucks as well as replacement parts. For more information, get Portfolio Grader’s complete analysis of SAH stock.

Slipping from a D to a F rating, TravelCenters of America LLC (TA) takes a hit this week. TravelCenters of America LLC operates a network of hospitality and fuel service areas primarily along the US Interstate Highway System. The company also gets F’s in sales growth, earnings revisions, earnings surprise, earnings momentum, and free cash flow. For more information, get Portfolio Grader’s complete analysis of TA stock.

Tilly’s, Inc. Class A (TLYS) declines this week from a D to a F. Tilly’s, Inc. Class A engages in the retailing of casual clothing, footwear, and accessories for teens and young adults in the United States. The company also gets F’s in earnings revisions and earnings momentum. For more information, get Portfolio Grader’s complete analysis of TLYS stock.

Louis Navellier’s proprietary Portfolio Grader stock ranking system assesses roughly 5,000 companies every week based on a number of fundamental and quantitative measures. Stocks are given a letter grade based on their results — with A being “strong buy,” and F being “strong sell.” Explore the tool here.