World No. 6 Lydia Ko has made a “big move” with her equipment which, after tying for the lead after the the second round of the Hilton Grand Vacations Tournament of Champions, bodes well for this week and the season ahead.

The three-time Major champion fired a five-under-par 67 to join England’s Lottie Woad on eight-under, and she’s now favorite to win what would be an incredible 24th LPGA Tour title.

Ping G440 K driver.

The Ping G430 Max 10K was a model that set an incredibly high bar for forgiveness and performance, so it’s understandable that she would have been cautious about making the change.

Explaining the switch, she added: “The 430 10k, my coach said I almost have like an emotional attachment to this driver, so it was hard decision to make, but the numbers and the shot shapes that I’ve been seeing on the golf course with my new 440K has been great.”

The driver change was not the only switch Ko made at the start of the week – she also added new wedges to her line-up.

By the sounds of it, the former PXG staffer and now free agent needed less convincing to change her scoring clubs.

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Lydia Ko plays an approach shot at the Tournament of Champions where she was playing with new golf clubs

(Image credit: Getty Images)

Previously, Ko had four Titleist Vokey SM10 wedges in her bag, but those have been replaced with the latest iteration – and Ko is a big fan.

“I have the new SM11 wedges, which I got last week,” she said.

“And I am not endorsed. I’m not endorsed. I truly believe the Vokey wedges are the best.”

According to Golf Monthly’s wedge guru, Sam De’Ath, minor refinements have been made to the Vokey SM11 wedges, which were already widely viewed as best in class.

However, Ko has put them straight into her bag, and by the looks of it, her touch around the greens is as good as ever.