fits model: Mtx. make: Yamaha. year: 2018.

( Brand: Zbroz Racing ), ( Manufacturer Part Number: 1179-Z438199-99 ), ( Part Type: Spring Shock )
The **Zbroz Racing 1179-Z438199-99 Aggressive Shock Springs** are a high-performance, precision-engineered upgrade designed specifically for the **2018 Yamaha SW10ML62 Sidewinder MTX**, delivering a dramatic shift in handling, comfort, and responsiveness for riders seeking a more aggressive, sport-tuned suspension experience. Crafted from Zbroz s proprietary **high-grade, heat-treated steel**, these springs are engineered to withstand extreme forces while maintaining consistent performance over thousands of miles, ensuring long-term reliability even under the most demanding conditions. Unlike stock suspension components, which prioritize comfort and stability for all-terrain versatility, these aggressive springs are tuned to **lower the bike s center of gravity, enhance cornering grip, and improve rear-wheel traction**, making the Sidewinder MTX feel more nimble and engaged on both the trail and the track. The **custom spring rate** is meticulously calibrated to reduce wheel hop, dampen harsh impacts, and provide a firmer, more direct connection between rider input and tire contact, allowing for sharper throttle responses and quicker weight transfers during aggressive maneuvers. Whether navigating tight switchbacks, hitting rough terrain at high speeds, or pushing the limits in competitive riding scenarios, these springs transform the MTX s suspension into a high-performance asset, striking a perfect balance between control and comfort without sacrificing durability. Ideal for riders who demand a **more aggressive, sport-oriented ride quality**, these Zbroz Racing springs are a direct upgrade from the stock setup, offering a noticeable improvement in handling dynamics while maintaining the Sidewinder s reputation for rugged reliability. Perfect for off-road enthusiasts, trail riders, or those looking to fine-tune their bike for a more competitive edge, these springs are a must-have for anyone serious about maximizing their Yamaha s potential.
### **Pros and Cons of Buying Zbroz Racing 1179-Z438199-99 Aggressive Shock Springs for 2018 Yamaha SW10ML62 Sidewinder MTX**
#### **Pros:**1. **Improved Handling and Stability** Aggressive shock springs are designed to stiffen the suspension, reducing body roll and improving cornering grip. This can make the bike feel more planted and responsive, especially in aggressive riding conditions.
2. **Better Weight Distribution** Stiffer springs help maintain a more consistent rear-end position, which can enhance traction and reduce squat under acceleration or braking. This is particularly useful for riders who push the bike hard or carry heavier loads.
3. **Customization for Aggressive Riding** If you frequently ride at high speeds, take sharp turns, or engage in track use, these springs can better match the bike s performance to your riding style compared to stock or softer springs.
4. **Potential for Reduced Rear Squat** Stock shocks on some bikes can bottom out or squat excessively under hard acceleration. Stiffer springs may mitigate this issue, improving ride quality and preventing premature wear on the suspension components.
5. **Compatibility with Other Modifications** If you ve already installed aftermarket parts like a downpipe, exhaust, or bars, these springs can help balance the bike s weight and handling for a more cohesive feel.
6. **Durability** Zbroz Racing is a reputable brand known for high-quality suspension components, so these springs should offer long-term reliability if properly maintained.
---
#### **Cons:**1. **Harsher Ride Quality** Stiffer springs can make the bike feel less forgiving over rough roads or uneven surfaces. If you prioritize comfort on long rides or in varied terrain, the ride may become more jarring.
2. **Potential for Over-Stiffness** The "aggressive" designation means these springs are significantly stiffer than stock. If not properly tuned (e.g., with corresponding shock valving adjustments), they could make the bike feel too rigid, leading to discomfort or even handling issues in extreme cases.
3. **Compatibility Concerns** While these springs are designed for the 2018 Yamaha SW10ML62, there s always a risk of fitment issues if the bike has been heavily modified (e.g., lowered frame, custom forks). Ensure the springs align with your suspension setup.
4. **Cost** Aftermarket suspension parts like these are typically more expensive than OEM components. If you re on a tight budget, this may be a significant investment without immediate payoff if you don t ride aggressively.
5. **Requires Professional Installation** Shock springs are not a plug-and-play upgrade. They may require adjustments to the shock s rebound and compression damping, or even a full tune-up by a professional to avoid damaging the suspension.
6. **Limited Benefit for Casual Riders** If you primarily ride at moderate speeds on smooth roads, the benefits of aggressive springs may not justify the cost or trade-off in comfort.
---
### **Conclusion:**The Zbroz Racing aggressive shock springs are a solid choice if you ride your 2018 Yamaha SW10ML62 in a performance-oriented manner whether on the track, at high speeds, or with heavy modifications. They offer measurable improvements in handling, stability, and weight distribution for riders who demand more from their bike. However, they are not ideal for those who prioritize comfort or ride mostly at relaxed speeds.
If you decide to proceed, ensure you:- Have the springs professionally installed and tuned.
- Consider pairing them with other compatible modifications (e.g., shock valving adjustments, tire pressure changes).
- Test them on a variety of roads to confirm they suit your riding style.
### **Recommendation:** **Install the Zbroz Racing aggressive shock springs if:**- You frequently ride aggressively, take corners hard, or use the bike for track days.
- You ve already made other performance-oriented modifications (e.g., exhaust, bars, suspension).
- You re willing to invest in a professional tune-up to optimize the setup.
**Avoid them if:**- You prioritize comfort over performance and mostly ride on smooth, low-speed routes.
- You re unsure about the installation process or lack access to a suspension specialist.
- You re on a tight budget and can achieve similar handling improvements with simpler, less expensive modifications (e.g., tire upgrades, weight distribution adjustments).
For most riders who push their SW10ML62 beyond stock limits, these springs will be a worthwhile upgrade. However, always weigh the trade-offs against your specific riding habits and priorities.
This is helpful if you are buying multiple items. 2018 - Yamaha SW10MS53 Sidewinder MTX 153 SE.: Brand: Zbroz Racing, model Number: 1179-Z438199-99. I need to exchange an item.
2018 - Yamaha SW10ML62 Sidewinder MTX 162 LE 50th. Zbroz Racing Aggressive Shock Springs for 2018 Yamaha SW10ML62 Sidewinder MTX 162 LE 50th: Higher quality material maintains more consistent spring rate, Replaces OEM front track shock spring, Reduces ski pressure improving heavy steering issues, Includes and hardware to fit the shock, NOTE: Ski-Door kits ONLY work X package machines with KYB shocks. Parts without fitment are to be assumed universal and may require vehicle modification.