If your hips move toward the ball in transition, this drill gives you a simple way to retrain the pattern. Early extension often shows up when your lower body shifts incorrectly in the downswing, especially from the trail side. You lose space, your hands get pushed out, and the club can start relying on a more handsy, rolling release to find the ball. The trail leg back 45 drill teaches you how to move your trail hip back on an angle as you shift pressure, so you keep room for your arms, keep rotating, and deliver the club with more consistency.
How the Drill Works
The goal is to train the trail hip to work back and away from the ball during the start of the downswing, rather than drifting inward toward it. For many golfers, the biggest early-extension move happens not at impact, but right as they begin shifting pressure from the trail side to the lead side.
When that trail hip moves in toward the ball, a few things usually happen:
- Your pelvis loses depth
- Your arms get pushed too far out in front of you
- Your body tends to stall through impact
- You rely more on a flip or roll release to square the face
This drill changes that by teaching you to move the trail hip back roughly 30 to 45 degrees in transition. Think of it as pushing the hip behind you on a diagonal, not sliding it laterally and not spinning it open in place.
That diagonal move creates space for your arms to stay more in front of your chest while your torso continues rotating. In other words, it improves the sequence between your lower body, torso, arms, and club.
To give yourself feedback, set up an object just behind your trail hip. A pool noodle on alignment sticks works well because it gives you a soft barrier, but a chair or another reference point can also work. The object should sit about a hand’s width behind you, not jammed right against your hip. You want room to make a natural swing, then feel the trail hip move back into that space during transition.
If you put the barrier too close, you may simply lean into it or distort your setup. If it is too far away, you will not get enough feedback. The right distance lets you feel the hip move back without forcing the motion.
Step-by-Step
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Set your barrier behind the trail hip. Place a pool noodle, chair, or similar reference just behind your trail hip line. Keep it about a hand’s width away so you have room to move naturally.
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Make your normal setup. Address the ball as usual. Stay balanced through your feet, ideally more centered rather than heavily loaded into the trail heel or trail hip from the start.
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Make a backswing without over-shifting into the trail side. Turn normally, but avoid letting your trail hip move excessively deep in the backswing. If you shove too far into that trail side early, you may run out of room to move the hip back in transition.
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Start down by moving the trail hip back at a 30- to 45-degree angle. From the top, feel as if the trail hip moves diagonally backward, away from the ball and slightly behind you. If you are hitting toward a target, the hip would feel like it is moving back toward a point behind you, not toward the ball or directly toward the target.
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Let pressure shift while the hip gains depth. You are not staying on the trail side. Pressure is still moving into the lead side, but the trail hip is working back instead of lunging inward. This is the key blend: shift and deepen at the same time.
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Keep rotating through. Do not stop your body once you push the hip back. The drill only works if that move blends into continued rotation through the ball. The pelvis, torso, and chest need to keep turning.
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Begin with a 9-to-3 swing. Hit short shots first, with the club moving roughly waist-high to waist-high. This makes it easier to feel the trail hip move back and the body continue rotating without adding too much speed.
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Progress to a more fluid motion. Once you can do the move in pieces, blend it into one smooth swing. Do not pause at the top and then force the hip move. Let it happen as part of your transition.
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Build up to fuller swings. After the half swings feel solid, hit fuller shots while keeping the same transition feel. The motion should still be there, just less exaggerated.
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Step away from the barrier and recreate the feel. The drill is only useful if you can transfer it into a normal swing. Hit a few shots with the feedback object, then remove it and try to produce the same movement on your own.
What You Should Feel
This drill can produce several different sensations, and not everyone will describe them the same way. What matters is that the motion improves your hip depth, keeps your body rotating, and gives your arms more room.
Trail hip moving away from the ball
The biggest feel should be that your trail hip goes back in transition instead of driving toward the ball. It is a diagonal move, not a simple spin and not a slide.
More space for your arms
When you do it correctly, your arms should feel like they can stay in front of your chest instead of getting thrown outward. You are creating room for the club to approach the ball without crowding yourself.
Pressure moving more through the midfoot or heel
Many golfers who early extend feel too far out on their toes. With this drill, you may feel your pressure move more into the middle of your feet or slightly more toward the heels. That does not mean falling backward. It means you are no longer driving your pelvis toward the ball.
Lower to the ground
Some players feel more grounded, almost as if they are staying in posture better and rotating around a more stable base. That can be a useful sign that your pelvis is maintaining depth instead of standing up too early.
Continuous rotation
You should also feel that the body keeps turning through the strike. The drill is not just about moving the trail hip back. It is about moving it back and then rotating through so the release can happen with the body, not just with the hands.
Useful checkpoints
- Your trail hip gains depth in transition
- Your pelvis does not move closer to the ball early in the downswing
- Your chest keeps rotating through impact
- Your arms do not get thrown excessively out to the right
- Your release feels less flippy and more connected to body rotation
Common Mistakes to Avoid
- Pushing the hips back and then stalling. This is the most common error. You create space, but then stop rotating and throw the club with your hands. The fix is to keep the torso and pelvis turning through the shot.
- Turning the trail hip open without moving it back. Pure rotation is not enough if the hip still drifts toward the ball. The key is the diagonal depth move.
- Setting the barrier too close. If the object is right against you, you may simply lean or brace into it instead of making a proper motion.
- Overdoing the feel. This drill often needs an exaggerated rehearsal, but your actual swing should not become a forced, artificial move. Use the drill to learn the pattern, then tone it down.
- Starting with full speed. If you go straight to full swings, you will usually lose the feel. Start with short 9-to-3 shots and build up.
- Loading too much into the trail hip in the backswing. If your trail hip goes too far back during the backswing, it has nowhere to go in transition. Stay more centered so the downswing move has room to happen.
- Confusing this with hanging back. The trail hip moves back, but pressure still shifts into the lead side. You are not staying on your back foot.
- Practicing only with the training aid. The goal is not to become dependent on the pool noodle or chair. Hit a few with feedback, then a few without it.
How This Fits Your Swing
Early extension is often a compensation, not just a random fault. For many golfers, it helps manage a steep arm motion or a delivery that would otherwise hit too far behind the ball. In that sense, the body is trying to solve a problem. That is why early extension can linger even after you begin improving other parts of your motion.
As your release improves, that old lower-body pattern may still push the hand path too far out and force a more rolling, inconsistent strike. That is where this drill becomes especially valuable. It helps you clean up the lower-body contribution so the rest of your swing can work the way it should.
In the bigger picture, this drill supports several important pieces of a good downswing:
- Better pelvis depth so you maintain posture
- More room for the arms to work in front of the torso
- Improved body rotation through impact
- A more reliable release pattern with less need to flip or roll the club
- More centered contact because you are not crowding the strike
If your early extension happens very early in transition, especially from the trail side, this drill is a strong fit. It teaches the trail leg and trail hip to support the downswing correctly instead of kicking the pelvis toward the ball.
Use it as a pattern interrupter, not as a permanent swing thought. Rehearse the move, hit some short shots, build to fuller swings, then step away and test whether you can keep the same sensation without the aid. Over time, the exaggerated practice feel should translate into a more natural transition where your trail hip works back, your body keeps rotating, and your swing has much more room to function.
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