Pro setup

Serena Williams Racket, strings and tension — the full setup, with sources.

WTA Rank 999 Stock specs

Head size

102sq in

Weight

323g

Balance

330mm

Swingweight

340

String pattern

18x19

Length

28in

Retail specs for the endorsed frame. Pros almost always customise weight and balance, so treat these as the starting point rather than the exact racket in their hand.

Source: https://www.perfect-tennis.com/serena-williams-racquet/

Last checked 2026-08-26.

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1 The racket to buy Estimated

Wilson Blade SW102

102 sq in · 18x19

2 How to customise it

Weight, balance and swingweight for this player are not all independently sourced, so we do not publish a customisation.

3 The strings

Mains

Wilson Natural Gut

65 lbs

Crosses

Luxilon 4G

64 lbs