
Golf Club Fitting
September 29, 2026
The quick answer: On a Titleist driver or fairway, A·1 is the standard setting for right-handers (D·4 for left-handers). The SureFit hosel has 16 settings in 0.75° steps: loft goes up to +1.5° or down to −0.75°, and lie goes up to 1.5° upright or 0.75° flat. A·3 is the most draw setting (+1.5° loft, 1.5° upright) and C·1 is the most fade (−0.75° loft, 0.75° flat). Hybrids use the same letters in 1° steps. Every setting is decoded below, from Titleist's own SureFit charts.
Read it the way Titleist does: move up or down the grid to change trajectory (loft), and left or right to fine-tune direction (lie). For a right-hander, left of standard is more upright and more draw; right is flatter and more fade. The lettered ring (A to D) and numbered sleeve (1 to 4) combine into the setting you see at the hosel.
What each setting does on a driver or fairway wood. Left-handed codes mean different things, so check the right column for your hand.
The same code does different things for right- and left-handers. A·1 is standard for a right-hander, but for a left-hander it's +0.75° loft at standard lie; a left-hander's standard is D·4. Titleist's loft figures are effective loft, meaning the loft with the face square at impact.
⛳ Is your driver loft right to begin with?
SureFit fine-tunes a fitting, it doesn't replace one. Our free bag grade checks the loft gaps from your driver all the way down your set, and our Shaft Flex Calculator matches your shaft to your speed. Grade my bag free →
Hybrids use the same ring and sleeve in 1° steps, so each setting moves loft and lie further than on a driver.
Those are right-handed codes; left-handers should use the left-handed chart above.
Under the Rules of Golf, you can't change the setting during a round. Make your change before you tee off.
The SureFit CG Track helps enhance ball speed, fine-tune trajectory, and control draw or fade spin in GTS3 and GTS4 drivers. There are five unique positions to adjust the heel-toe clubhead CG. The GTS2 has no track; it changes CG by swapping its two weights front and back.
Yes, across generations. Per Titleist, GTS, GT, TSR, TSi, TS, 917, 915, 913 and 910 driver shafts are interchangeable, and GTS, GT, TSR, TSi, TS, 917, 915 and 913 fairway shafts are interchangeable. So a shaft from an old 917 or TSi fits a new GTS head. Titleist warns that the system only works with genuine Titleist components.
A·1 is the standard setting for right-handed Titleist drivers and fairways: standard loft and standard lie. For left-handers, D·4 is standard; A·1 on a left-handed club is +0.75° loft at standard lie.
A·3 for right-handers: +1.5° loft at 1.5° upright lie. For left-handers it's D·2.
For a right-hander, D·1 is −0.75° loft at standard lie: the setting for a lower ball flight without changing direction. For a left-hander, D·1 is +1.5° loft at standard lie.
Driver and fairway settings move in 0.75° steps: loft from −0.75° to +1.5°, and lie from 0.75° flat to 1.5° upright. Hybrid settings move in 1° steps, from −1° to +2° loft and 1° flat to 2° upright.
Yes. Titleist says GTS, GT, TSR, TSi, TS, 917, 915, 913 and 910 driver shafts are interchangeable, and fairway shafts are interchangeable from the 913 on.
58.5° in the A·1 SureFit position, for GTS2, GTS3 and GTS4.
No. Titleist notes that the settings must not be adjusted during a round of golf, under the Rules of Golf.
Source: Titleist's SureFit Performance Guide (charts, increments, weights and shaft compatibility) and GTS product specifications, checked September 29, 2026. Loft values are Titleist's effective loft with a square face at impact.

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Golf Club Fitting
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Titleist SureFit chart: all 16 driver settings decoded (A1 is standard), right- and left-handed, plus hybrid settings, weights and GTS specs.
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