Suspension Setup Basics: Sag, Springs and Clickers for Better Handling

Most riders blame themselves when their bike feels sketchy in corners or bouncy over rough ground. 

But here’s the thing — it’s often the setup, not the rider. Getting your dirt bike suspension dialled in starts with three simple things: sag, springs and clickers. Once you understand how each one works, your bike will feel planted, predictable and a whole lot more fun.

And you don’t need to be a bike mechanic to understand it. This guide breaks it all down without the jargon so that you can set up your bike with confidence.

Why Your Suspension Setup Changes Everything

That fork and shock sitting underneath you isn’t just there for comfort. The suspension on a dirt bike is arguably the most important factor in how your bike handles. When your dirt bike suspension is set correctly, the bike tracks through ruts predictably, holds its line through corners and absorbs landings without throwing you off balance.

Proper suspension setup keeps both wheels planted for longer. More contact means more traction — and traction is what gives you confidence to brake later, lean harder and accelerate sooner. It also reduces arm pump, because you’re no longer wrestling the bike through every rut and kicker.

Setup isn’t about copying a pro’s settings. It’s about matching your forks and shock to your weight, terrain, and riding style.

Sag First, Everything Else Second

How to set sag on a dirt bike is just how much the suspension compresses under weight — and it’s the first thing to check before touching anything else. 

There are two types.

Static sag is how much the bike settles under its own weight, with no rider on board. As a rule of thumb, for big bikes, static sag should be between 30mm and 40mm. It tells you whether your spring preload is roughly in the right zone.

Rider sag (also called race sag) is how much the bike drops when you sit on it in full gear. Depending on riding style, track conditions, and rider preference, a race sag between 100mm and 105mm works for motocross, and up to 110mm for off-road and enduro.

Why set sag first? Setting your dirt bike sag settings, front suspension, before changing spring rates and damper settings is essential because sag can seriously affect your pit bike suspension setup. Too much sag can cause your suspension to bottom out under braking and cornering, and not enough might let it extend too far over bumps.

 If sag is off, no amount of clicker tweaking will fix the handling. 

Set sag first. Always.

Spring Rates: Are Yours Right for Your Weight?

Springs do the heavy lifting. They carry your weight and the bike’s, while the damping controls how the springs respond. If your springs are wrong, no amount of clicker fiddling will save you.

Most dirt bikes leave the factory sprung for a 75–80 kg rider. If you’re heavier or lighter, or if you’re carrying a full enduro pack, your stock springs probably aren’t right for you.

Signs your springs are too soft:

• The bike wallows through corners
• You blow through the travel on jump landings
• You can’t achieve correct sag without cranking heaps of preload

Signs your springs are too firm:

• The bike feels harsh and skips across bumps
• You’re not using full travel
• Tyres lose grip easily on rough ground

If you set your rider sag and your free sag does not fall within the recommended range, a spring change may be needed. Less than 25mm generally indicates a stiffer spring is needed, and more than 45mm indicates a softer spring is needed.

The right spring rate is the foundation of every good dirt bike suspension setup.

Clickers: The Fine-Tuning You Can’t Overlook

Once your sag and spring rate are in the right ballpark, clickers let you fine-tune how quickly the suspension moves. 

There are two settings: compression and rebound.

Compression controls how fast the suspension compresses when it hits something. Too much compression damping makes the bike feel harsh and deflect off bumps rather than absorb them. Too little and it dives under braking or squats too hard on acceleration. 

Rebound controls how fast it returns after being compressed.  A rebound that’s too fast causes the bike to feel bouncy or springy — it can even kick you off the seat mid-corner. Too slow, and the suspension packs down over repeated bumps, losing its ability to respond. 

Clicker adjustments are made by turning a small screw (usually slotted) on the fork cap or shock body. 

Start from the fully closed position, count out the manufacturer’s recommended setting, and make changes one click at a time. Small adjustments make a noticeable difference.

The Setup Checklist Before You Spend a Cent 

Before you drop hard-earned cash on new shocks or forks, run through this simple checklist. Most handling problems aren’t broken parts — they’re setup problems.

Your pre-ride suspension setup checklist:

1. Check static sag: Lift the rear wheel off the ground, let the bike settle. Measure the difference. Aim for 30–40 mm.
2. Check rider sag: Sit on the bike in full gear, feet on the pegs. Target: 100–105 mm for motocross or up to 110 mm for trail and enduro.
3. Adjust preload to hit your rider sag target. If you can’t get there, the spring rate is wrong for your weight.
4. Reset clickers to factory specs as your baseline. Then make small changes from there.
5. Inspect seals, bushings and bearings. Worn suspension components make any setup feel terrible.
6. Check tyres, pressures and wheel alignment. Bent rims or loose spokes can imitate dirt bike suspension problems.

You can save money and avoid frustration by first ensuring you’ve set your sag correctly, then basing adjustments on those settings.

Suspension setup doesn’t need to be complicated – it just needs to be done. Sag, spring rate, and clicker adjustments are accessible to any rider willing to spend an afternoon with a tape measure and a bit of patience. 

Get the basics right before spending money on upgrades, and you might be surprised how different your bike feels without changing a single part. When you are ready to upgrade, Blygo’s suspension range has what you need.

Browse Blygo’s full range of dirt bike suspension parts and components. Quality parts, great prices, shipped across Australia. Or let us know your requirements by email.