Description
Yamaha YFZ450 Sport Style A-Arm Kit | Ultimate Handling & Durability Upgrade
Transform your Yamaha YFZ450 A-Arm Kit performance from stock to spectacular with our premium Sport Style A-Arm Kit. Engineered for the serious motocross, trail, or desert racer, this kit is the definitive upgrade for riders demanding superior handling, uncompromising durability, and an aggressive, widened stance. Crafted from high-quality 4130 chromoly steel, this kit is built to withstand the brutal impacts of jumps, whoops, and hard cornering, providing the confidence to push your limits and dominate the competition.
Our precision-designed A-arms widen your YFZ450’s front end by +2 inches per side and push it forward +1 inch
creating a significantly more stable and planted machine. This enhanced geometry drastically improves cornering precision by reducing body roll and increasing traction, allowing you to carve through ruts and hold tighter lines with ease. The added forward push provides improved weight distribution and helps prevent unwanted wheelies under acceleration, putting the power to the ground more effectively.
A key feature of this sport-style kit is the integrated camber and caster adjustment points
This allows for fine-tuning your ATV’s alignment to perfectly match your riding style, track conditions, and tire choice. Whether you need a specific setup for hard-packed loam or soft sand, you can dial in the handling characteristics for optimal performance.
Key Features & Benefits:
Superior Construction:
Fabricated from lightweight, high-strength 4130 chromoly steel tubing for maximum impact resistance and longevity without adding excessive weight.
Enhanced Geometry:
The +2+1 design (wider + forward) provides exceptional stability, reduces body roll, and improves overall handling and control on any terrain.
Precision Adjustability:
Features easy camber and caster adjustments for fine-tuning your front end alignment to suit various track and trail conditions.
Unmatched Compatibility:
Designed as a direct bolt-on replacement for your Yamaha YFZ450R/X. Utilizes factory pivot points and is compatible with stock or aftermarket shocks for ultimate flexibility.
Complete Kit:
Includes everything for installation: upper and lower A-arms, heavy-duty tie rods, and all necessary hardware for a straightforward setup.
Lifetime Warranty:
We stand behind the strength and quality of our product with a robust lifetime warranty against manufacturing defects, giving you peace of mind with your investment.
Customizable Look:
Available in a variety of durable powder coat finishes including Gloss Black, Candy Blue, and Red at no additional cost, so you can match your machine’s style.






![LSR Maverick R 2 seat cage fully tig welded and made out of 4130 chromoly steel for the ultimate strength you need for a cage! Cage comes standard with: Black hard top roof 3 whip tabs Rearview Mirror Bung Additional options, please call or email into us to order if you want to add these options to your cage order as it will increase the price for the selections you want: Chase light tabs [+$60] (Let us know which chase light you will be using) A-pillar pod light mounts [+80] (Let us know which light pods you will be using) A-pillar grab handles [+$60] Radio and Com's roof mount [+$275] (Let us know which radio and com's you are using, example of what it looks like is in the photos of the cage)](https://i0.wp.com/lonestarracing.shop/wp-content/uploads/2025/11/cb6Z0N6A_720x.webp?resize=300%2C225&ssl=1)

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