Chasing a pure, powerful golf shot often leads to one specific part of the swing: the transition into the downswing. For many amateurs, this is where a great backswing can go wrong, resulting in a steep, 'over-the-top' move that robs you of both distance and accuracy. This article will show you how to break that cycle by mastering the down and under motion, a sequence that shallows the club and unleashes an effortless, inside-to-out golf swing. We will walk through exactly what this move is, why it works, and provide actionable drills to make it a natural part of your game.
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What 'Swinging Down and Under' Actually Means
You've likely heard a commentator on television say a pro "gets the club stuck" or "drops it into the slot." This is another way of describing the "down and under" motion. It’s a powerful sequence that separates elite ball strikers from the average golfer. But what is it?
Let's break it down:
The "Down": This refers to the initial move from the top of the backswing. Instead of the shoulders and arms yanking the club forward and "over the top," the arms and club feel like they are dropping vertically or slightly behind you. Gravity plays a part here. It's a feeling of patience, not of brute force directly at the ball.
The "Under": This is the rotational part that follows the drop. As your arms and club drop into this powerful position (the "slot"), your body starts to unwind from the ground up. Your hips clear, your torso turns, and your right shoulder (for right-handers) feels like it's rotating under your chin instead of out and over top of the ball. This is what pulls the club through impact on a shallow, inside path.
Think of it this way: the common amateur mistake is to swing the club like you’re chopping wood - an aggressive, up-and-down motion driven entirely by the arms. The "down and under" move feels more like an underhand throw or skipping a stone across water. It’s a rotational, athletic unwinding, not a forceful hit.
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You cannot have a great downswing without a functional backswing. The "down and under" move is a response to creating space and torque on the way back. If you skip this part, nothing else will work. This isn't about creating a "perfect" backswing, but about achieving a few key positions that make the correct downswing move possible.
1. A Turn-Based Takeaway
From the start, the backswing should be a one-piece movement. Many golfers mistakenly snatch the club away with their hands and arms, immediately lifting it. Instead, feel like your chest, arms, and club move away from the ball together, powered by the turn of your torso. As the club moves away, it should stay relatively in front of your chest until your hands are about thigh-high. A sign you're doing this correctly is that the clubhead stays outside your hands for the first few feet of the swing.
2. Create Depth with Rotation
As you continue your backswing past your thighs, feel your upper body - your shoulders and torso - rotating behind the ball. A good thought is to turn your shoulders a full 90 degrees while restricting your hip turn to around 45 degrees. This is a "coil," not a sway. You should feel tension building in your core and back. One checkpoint: try to get your back facing your target at the top of the swing. The result of this good coil is a lot of space behind you, giving your arms a place to fall at the start of the downswing.
3. Keeping Your Structure
As you rotate, fight the urge to lift your body up out of your initial posture. Maintain the spine angle you created at address. Imagine your body is working within a cylinder. Your goal is to rotate your hips and shoulders inside that cylinder, not shift from side-to-side or stand up straight. Staying in your posture ensures that when you start to unwind, your body is in the right position to rotate under the ball effectively.
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This is where we put theory into practice. These steps are progressive and should be done slowly at first, even without a ball. The goal is to ingrain the feeling of the correct sequence.
Step 1: The Transition - Feel The "Down"
The transition is the magic moment where you change direction from backswing to downswing. Your first move from the top of your swing determines everything that follows. Forget about hitting the ball for now. Your only thought should be on your first move down.
Initiate with the Lower Body: As your backswing finishes coiling, the very first thing to move should be your lower body. Feel a slight shift of pressure into your lead foot, and then begin to turn your lead hip open towards the target. It's a subtle but powerful move that creates separation between your hips and your shoulders. Your upper body and arms are still at the top – they stay passive for just a fraction of a second.
Let the Arms Drop: As your lower body starts to turn, simply allow your arms and the club to fall. Don't pull them. Just let them drop down. For a right-handed golfer, it feels like your right elbow moves down toward your right hip. This drops the club onto a shallower plane and puts it in "the slot." It will feel like the club is ridiculously stuck behind you, but that's a good sign! It means you've created lag and power.
Drill: The Pump Drill
This tried-and-true drill helps ingrain this exact feeling.
Take your normal setup.
Make your full backswing turn.
From the top, perform only the first part of the downswing: let your hips start to open and feel your arms drop down about halfway. Then stop.
Swing the club back up to the top of your backswing.
Repeat this "pump" down motion two or three times, really feeling the arms shallowing and the club dropping behind you.
On the third pump, continue the rotation all the way through to a full, balanced finish.
Step 2: The Rotation - Master The "Under"
Once your arms have dropped into the slot, it's time to release all that coiled energy. This is the "under" part of the motion.
Keep Turning: Having initiated with your hips, let that rotation continue. Your torso and shoulders should now aggressively follow the path cleared by your hips. As your chest rotates toward the target, it pulls the arms and club through the impact zone.
Stay in Posture: This rotation must happen while maintaining the forward bend you set at address. If you stand up (a move called "early extension"), you lose all your angles and will be forced to flip your hands at the ball. The key feeling here is that your lead hip clears back and around, not up and towards the ball. Think of keeping your rear end against an imaginary wall throughout the downswing. This ensures your right shoulder rotates under your chin allowing you to attack the ball from the inside.
Drill: The Step-Through Drill
This drill is exceptional for promoting good sequencing and teaching you to use the ground for power.
Set up to the ball, but with your feet together.
As you make your normal backswing, take a small step forward with your lead foot, planting it about shoulder-width apart just as you are reaching the top of your backswing.
This forward step will naturally start your weight shift and hip turn, forcing you to unwind from the ground up.
Swing through from this position, rotating powerfully to a full finish. You will feel how planting that foot initiates the entire "down and under" kinetic chain.
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Mastering the "down and under" motion is fundamentally about re-sequencing your downswing. It’s a shift from an arm-dominant, forceful hit to a body-driven, rotational pull. By first creating space with a good backswing turn, then letting your lower body lead the downswing, you allow your arms to drop into the slot before your body’s powerful rotation launches the club through impact from the inside.
Drills are fantastic starting points, but understanding if you're truly fixing old habits or just guessing is another challenge. To help you connect the "feel" with the "real," I've developed my system, Caddie AI, to be your 24/7 personal coach. You can snap a photo of a tricky lie for advice, or even send a video of your swing doing one of these drills and ask: "Am I dropping the club into the slot here, or am I still coming over the top?" Caddie can provide simple, easy-to-understand feedback to keep you on the right path, taking the guesswork out of your practice sessions.
Spencer has been playing golf since he was a kid and has spent a lifetime chasing improvement. With over a decade of experience building successful tech products, he combined his love for golf and startups to create Caddie AI - the world's best AI golf app. Giving everyone an expert level coach in your pocket, available 24/7. Caddie's mission is simple: make world-class golf advice accessible to everyone, anytime.
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