This club was instrumental in Justin Thomas’ RBC Heritage win
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Justin Thomas hitting his tee shot with his Titleist GT2.
Jared C. Tilton/Getty Images
Justin Thomas is back in the winner’s circle, folks! After going nearly three years without a PGA Tour win, JT dropped a vintage performance at the 2025 RBC Heritage, capping it off with a bomb of a putt in a playoff finish.
While his game was on point this week, one gear change from earlier this season played a pivotal role in his win: the driver. So, what changed and why?
His previous gamer was the Titleist TSR3, a lower spin head, with a more forward center of gravity, that typically matches up with high speed and higher spin players. JT was quoted saying “It had great feel” and was a great producer when he flushed it.
Unfortunately, that was the catch, he had to flush it for the best results. TSR3 could be a bit too unforgiving on off-center hits, sending JT’s drives on a bit of a sightseeing adventure — typically to a destination he had no interest in going.
Justin Thomas’ winless drought wasn’t easy. Neither was finally ending itBy: Josh Schrock
Enter the GT2
The Titleist GT2 driver, paired it with a Mitsubishi Diamana Prototype shaft, is where he landed. This setup is designed to provide a higher launch and increased ball speed, addressing his previous challenges with driving accuracy. JT has expressed a personal goal to hit 60 percent of fairways in the 2025 season, a milestone he’s yet to achieve in his career.
Judging by his RBC numbers, he’s trending in that direction.

Titleist GT2 Custom Driver
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Also available at: PGA TOUR SUPERSTORE, TITLEIST
At the RBC Heritage:
- Driving Accuracy: 64 percent (up from 52 percent last season average)
- Strokes Gained: Off the Tee: +1.10 per round
- Average Distance: 303 yards (and with his new FootJoy HyperFlex shoes, that he helped design, it looks like he is getting even more ground force through impact)
Simply put: his driving stats are no longer the weak link, and the GT2 is giving him something the TSR3 never could — trust.
Thomas had tested both the GT2, and the TSR3 replacement, the GT3 before making the switch. After some testing, he found the GT3 didn’t give him enough height or margin for error. However, the GT2 gave him that picturesque high-launching fade he prefers to see off the tee. Suddenly, it’s like the fairways started looking a lot wider.
Differences between GT2 and GT3 drivers
- GT2: Lower spin, higher launch, with a higher MOI and more forgiveness. It’s built for aggressive drivers who need a little help keeping it in the short grass. JT fits this mold perfectly — he has plenty of speed, and loves to let it rip, but has historically needed a bit more forgiveness on off-center hits.
- GT3: More compact head shape, more workable, more forward center of gravity and adjustable weight. Producing a lower-launch, with a lower-spin profile, and geared toward better ball strikers who like to see a slight fade bias start direction.
RBC Heritage winner’s bag: Take a look at the clubs of Justin ThomasBy: Johnny Wunder
Thomas didn’t just snag a win at the RBC Heritage, he sent a message. The numbers don’t lie, JT has figured out his driver, and it shows. That switch to the Titleist GT2 wasn’t just a gear tweak, it was a level-up. Now he’s launching high fades, splitting fairways and swinging like he knows where it’s going.
If he keeps this up, this won’t be the only win we see this season. Major number three could be on the horizon for 2025.
Ready to find your next driver? Find a club-fitting location near you at True Spec Golf.
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Kris McCormack
Golf.com Contributor
Building on a career that has spanned more than 20 years in the golf industry, McCormack has spent the last six years of his career serving as the Vice President of Tour and Education for True Spec Golf. During that time, he curated the training program for the True Spec fitting staff and pushed for more continuing education curriculum. As well as managing their Tour department and building relationships with a multitude of OEM partners. Prior to joining the True Spec team, McCormack worked with several of the industry-leading manufacturers as a Master level Fitting Professional. In addition to being an instructor and partnering with the Golf Channel Academy as a lead instructor and brand-agnostic Fitting Professional. He has also worked with R&D teams to assist in product design, testing, and development for a variety of gear releases. He is a golf enthusiast and lives in the gear space!