Pyledriver is the first of four known foals of La Pyle (Le Havre), a dual winner in France who later ran over hurdles in Britain and was placed there at four. Her next two foals are also winners: Country Pyle (New Approach) won over 1m6f at Goodwood, and Stockpyle (Oasis Dream) won twice over 7f at three. La Pyle is a full sister to Normandel, winner of the Gr.3 Park Express Stakes, and a half-sister to Mont Ormel (Air Chief Marshal), winner of the Gr.1 Grand Prix de Paris, who later raced in Hong Kong as Helene Charisma.

Second dam Lidana (King's Best) won at two and had nine foals, five of them winners. She is a half-sister to Linngari (Indian Ridge), a dual Group 1 winner and sire.

Third dam Lidakiya (Kahyasi), a winner, is a half-sister to the Listed winner Livadiya (Shernazar).

La Pyle is a half-sister to Lillebonne (Danehill Dancer), a winner at two and dam of Seisai (Gleneagles), winner of the Listed El Gran Senor Stakes and second in the Gr.2 Kilboy Estate Stakes, Magnanimous (Mehmas), winner of the Listed Glencairn Stakes, Micro Manage (Rip Van Winkle), placed in the Gr.3 Irish St Leger Trial, and the maiden winner Thornbrook (Saxon Warrior).

La Pyle has an unraced 2-year-old filly by Frankel named Shagpyle.