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How to Use Your Legs in the Golf Swing for More Power

Real clubhead speed comes from the ground up. Learn how to use your legs in the golf swing, fix late lead-leg pressure and add speed without swinging harder.

If your driver speed has plateaued, the answer is almost never in your arms. The biggest power leak in amateur golf is late lead-leg pressure: shifting into the lead side too late to use the ground properly. This guide explains how the legs actually create speed, gives you two quick mobility self-checks, and three drills that teach you to push into the ground and turn that force into clubhead speed.

AI-generated summary


The power was under your feet all along

To use your legs in the golf swing for more power, do two things: get your pressure onto the lead leg early in the downswing, then push up through that leg into impact. The ground pushes back with everything you give it, and that force, travelling up through the hips and torso, is where real clubhead speed comes from. Arms-only speed has a ceiling. Ground-up speed doesn't, at least not one most club golfers are anywhere near.

That's the answer in three sentences. The rest of this article covers why so many golfers leak this power, how to check whether your body can actually deliver it, and the drills that build it in.

Watch any long hitter in slow motion, from tour professionals to long-drive competitors, and the swing starts from the floor. The feet work, the legs load and fire, and the arms arrive last, carried by everything beneath them. Now watch the average Saturday fourball. Feet quiet, knees frozen, and everything above the waist working overtime. Same game, opposite engines.

The key insight: it's not effort, it's timing

Here's the part that surprises people. Most amateurs already use their legs. They just use them late.

The single most common power leak we see is late lead-leg pressure. It works like this. In a powerful swing, pressure starts flowing back towards the lead foot surprisingly early, before the backswing has even finished. By the time the club starts down, the majority of pressure is already on the lead side. The golfer then has the whole downswing to do the productive bit: pushing hard into the ground and straightening the lead leg through impact, which pushes the pelvis up and back and slings the club through with speed.

The late shifter runs the same sequence with the clock against them. Pressure hangs on the trail foot deep into the downswing, then rushes across at the last moment. There's no time left to push. The lead leg becomes a crutch to fall onto rather than a spring to jump off. All the effort in the world can't fix it, because the effort arrives after the window has closed. That's why "use your legs more" so often fails as advice. The golfer stamps and heaves and gains nothing, because more was never the problem. Earlier was.

Two things typically cause the late shift:

  • A sway instead of a load. If the hips slide away from the target in the backswing rather than turning, you're stranded so far from the lead side that an early shift feels impossible.
  • A body that can't get there. Loading the lead leg requires a degree of hip rotation and something close to a partial single-leg squat. If those movements aren't available, the brain quietly refuses the move and routes power through the arms instead.

Which means before drilling anything, it's worth thirty seconds of honesty about the second one.

Two self-checks before you start

You don't need a full movement screening to spot the big blockers. Two quick checks at home, in socks, will tell you plenty.

The squat check

Feet shoulder-width, arms out in front, sink into a squat with heels down. If you can get your thighs somewhere near parallel while staying balanced, your lower body can load. If your heels lift immediately or you topple backwards, limited ankle and hip mobility is likely taxing your swing, and a few weeks of simple squat and calf work will pay you back in clubhead speed.

The hip turn check

Stand in your golf posture, cross your arms over your chest, and turn your hips towards the target while keeping your chest still. If your lead hip can rotate open comfortably, you have somewhere to shift into. If it feels jammed, the lead-side move will always feel awkward until the hip frees up.

Neither check needs to be perfect. But if either one is a clear fail, pair the swing drills below with basic mobility work, because you'll improve twice as fast working both ends.

Three drills to put it into practice

Do these in order. The first builds the feel, the second builds the timing, the third turns it into speed.

1. The lead-heel replant

Take a mid iron. In your backswing, let your lead heel lift off the ground, an old-school move that's returned to fashion for exactly this reason. To start the downswing, replant the heel firmly before anything else moves. Heel down, then swing. This makes the pressure shift the trigger for the entire downswing rather than an afterthought. Hit ten balls at half pace. Most golfers feel their lead side "arrive early" for the first time within a handful of swings.

2. The sit-and-push

Swing to the top and pause. Sink slightly into your lead leg, a small squat, feeling real pressure through the lead foot. From there, swing through with one intention: push the ground away and let the lead leg straighten by impact. The feel is down, then up. Sit, then jump, without the feet leaving the floor. If you finish tall with your belt buckle facing the target and your trail heel fully released, the push worked.

3. The whoosh check

Turn a mid iron upside down and grip it by the hosel. Make full swings and listen for the whoosh. Late shifters whoosh early, down by the trail leg, because the arms fire first. When your legs lead correctly, the whoosh moves later, arriving at the bottom of the swing where the ball would be. It's a free, instant audit of your sequencing, and you can do it in the garden or the office car park.

A warning on feels: done right, this will feel less violent, not more. You're trading a lunge for a spring. Judge it by results, which brings us to the good bit.

Prove the speed on Trackman

Leg work is the easiest swing change to measure, because the payoff shows up in numbers within a single session. Every bay at our two London studios runs Trackman, so you can benchmark before you start and watch the gains land:

  • Club speed. The headline. Hit ten drivers your normal way, note the average, then run the lead-heel replant and sit-and-push drills and test again. Ground-up sequencing typically shows up here first.
  • Ball speed and smash factor. Better sequencing usually improves strike too, so ball speed often climbs faster than club speed. That's free distance on top of free distance.
  • Carry distance. The number your mates care about.

Because the data arrives on every swing, you're never guessing whether a feel is real. Ten balls tells you.

If you'd rather not untangle it alone, our professional coaches work on exactly this pattern every week, pairing video of your lower body with the Trackman numbers to find where your pressure shift actually happens rather than where it feels like it happens. The two are almost never the same. Deptford Park is our coaching home in SE8, and at Tower Bridge members have 24/7 bay access, which makes short, frequent speed sessions genuinely easy to fit around London life. Fifteen focused minutes of drill work three times a week beats one long range session every fortnight, and indoor bays make that rhythm possible all year.

Your next step

More power isn't hiding in a longer backswing or a harder swing. It's in the order of operations: pressure to the lead side early, push into the ground, let the club arrive last. Check your squat and your hip turn, run the three drills, and let the club speed number settle the argument.

Ready to test it? Book a bay at Tower Bridge or Deptford Park and benchmark your speed, or book in with one of our coaches and find out exactly where your pressure shift is costing you. Most golfers are one good habit away from the longest drives of their life. This is usually the habit.

Frequently asked

Questions, answered

How do the legs create power in the golf swing?

By pushing against the ground. You shift pressure into the lead leg early in the downswing, then drive up through it into impact. The ground pushes back, and that force travels up through the hips and torso into clubhead speed.

When should I shift my weight in the golf swing?

Earlier than feels natural. Good players start moving pressure towards the lead foot before the backswing has even finished, so that by early downswing most of their pressure is already on the lead side. Shifting late is the most common amateur power leak.

Why do I hit it shorter even though I swing hard?

Swinging hard with the arms and shoulders alone caps your speed and usually ruins your strike. If your legs stall, the effort has nowhere to go. Better sequencing from the ground typically adds speed while feeling smoother, not harder.

Can older golfers still gain clubhead speed?

Yes. Improving pressure shift timing and using the lead leg properly adds speed at any age, because it is a skill and a timing improvement rather than a strength one. Modest mobility work multiplies the effect.

What is early extension and is it related?

Early extension is when the hips thrust towards the ball in the downswing instead of rotating. It is closely related: golfers who cannot load the lead leg or lack hip mobility often stand up out of their posture to find room, losing both power and consistency.