Grand Slam Tennis | Tennis Products | Tennis Store, Grand Slam Tennis is a full Service Tennis Store located in Commack NY with products ranging from Tennis Racquets, Wilson, Head, Babolat, Tennis Apparel, Clothing, Racquet Stringing and much more.

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- 40Love Courture
- Adidas
- Asics
- Babolat
- Band-It
- Dunlop
- Gamma
- Grand Slam Tenn..
- Head
- K-Swiss
- Luxilon
- New Balance
- Nike
- Penn
- Solinco
- Tecnifibre
- Thorlo
- Unique Sports
- Wilson
About Us

Welcome to our Store!

Grand Slam Tennis is family owned and operated business, Celebrating over 40 years in business. Jim Donnelly has been a proud owner and operator of Tennis Emporium & Grand Slam Tennis for over 42 years. Grand Slam Tennis was opened in the year 1986, after the birth of Jims youngest son Chase, who is currently his business partner. An owner can always be found in either location. Chase operates the Commack Store and Jim operates Miller Place. We are proud to be a customer friendly Tennis store and have recently expanded our brand and have opened a 2nd location in Miller Place.
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Free Shipping via USPS ground/priority on all domestic (USA) orders over $50(including Sunny Hawaii and freezing Alaska). All others, flat-Rate $9.95 USPS ground/priority shipping for domestic orders.

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We want you to be happy with your shopping experience. If you are not satisfied with the service you receive, please contact us immediately and we will remedy the situation.

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Extreme MP $159.95	Pro Staff 97 Countervail $239.00	Instinct PWR $179.00

Instinct LITE $189.00	Extreme Pro $169.95	Instinct S $189.00

Instinct MP $199.00	Head Tour Team 3R Pro Bag - Black/Grey $49.98	Head Tour Team 3R Pro Bag - Blue $49.98