How to Lower a Dirtbike?

Lowering a dirtbike is a common modification for riders looking to improve their control and comfort. Whether you're a shorter rider or just want to feel more stable on technical trails, adjusting your bike's height can significantly enhance your riding experience. In this guide, we’ll explore different methods for lowering a dirtbike, from suspension adjustments to aftermarket lowering kits.

Why Lower Your Dirtbike?

Lowering a dirtbike can have several advantages:

Improved Control: Shorter riders often struggle to touch the ground, making balance tricky. Lowering the bike helps ensure better footing, especially on uneven terrain.
Increased Confidence: With more control over your bike's height, you may find it easier to navigate challenging trails and tight corners.
Customized Fit: Adjusting your bike’s height tailors it to your unique build, ensuring optimal comfort and reducing strain during long rides.

Methods for Lowering Your Dirtbike

There are several ways to lower a dirtbike, each with its pros and cons. Here are the most common methods:

1. Suspension Adjustment

One of the easiest ways to lower your dirtbike is by adjusting the suspension sag. By increasing the sag, you allow the bike to sit lower under your weight.

Adjust the Rear Shock Preload: This can be done by decreasing the preload on the rear shock spring. This adjustment lets the bike settle lower when you sit on it.
Lower the Forks: You can lower the front end by sliding the forks up through the triple clamps, which lowers the front of the bike.

Tip: Be careful not to overdo these adjustments, as they can affect your bike’s handling and suspension performance.

2. Lowering Link

Another popular option is to install a lowering link on the rear suspension. This is an aftermarket part that replaces the stock linkage to lower the seat height.

Pros: Maintains much of the bike’s original suspension geometry, while still lowering the rear.
Cons: Some riders report a slight change in handling due to the altered leverage ratio.

3. Aftermarket Lowering Kit

If you want a more permanent solution, you can install an aftermarket lowering kit. These kits include specially designed components for both the front and rear suspension that lower the entire bike.

Pros: Provides a balanced and controlled lowering across the whole bike.
Cons: May require professional installation and some suspension tuning to maintain ride quality.

4. Seat Modification

A simpler and cost-effective option is to shave down the seat foam to lower the seat height. This is an easy DIY project, or you can take your seat to a professional upholsterer.

Pros: No changes to suspension, simple and inexpensive.
Cons: Reduces seat comfort due to less padding.

5. Professional Suspension Lowering

For the best results, consider taking your bike to a professional suspension service. ZK Suspension offers specialized services to safely lower your bike while ensuring suspension performance is not compromised. This often involves installing shorter springs and re-valving the suspension for optimal handling.

Pros: Expert handling, suspension tuning, and performance guarantee.
Cons: More costly but ensures the best handling and safety for your bike.

Things to Keep in Mind

Balance: Lowering the rear without adjusting the front can negatively impact the bike’s balance. Always aim for a proportional adjustment.
Suspension Performance: Lowering the bike can reduce the suspension’s available travel, making it stiffer and less responsive on rough terrain.
Safety: Modifying your bike’s suspension or geometry can change the way it handles. Be sure to test your bike in a controlled environment after any lowering adjustments.

Conclusion

Lowering a dirtbike can be a game-changer for riders who need better control and comfort. Whether you choose to adjust the suspension, install a lowering link, or opt for a professional service, it's important to ensure your bike is properly set up for safe and effective riding.

At ZK Suspension, we specialize in professional dirtbike lowering and suspension tuning services. Contact us today for expert advice and service to help you ride confidently. Get in touch.