Replacement adjustable shock lowering link for Hayabusa 1999–2020 Key benefits compatibility with Hayabusa models from 1999 through 2020, reducing the risk of fitment returns. Lets you finetune rear ride height to match riding style, load, and road conditions for improved control and comfort. Constructed from aluminum alloy for a lightweight but sturdy component that supports longlasting stability. Reduces rearend vibrations and improves overall ride quality for a smoother, more predictable riding experience. What this part does Function: an adjustable shock lowering link that changes the effective rear suspension geometry so you can lower or raise the rear of the bike within the designed adjustment range. Performance: by allowing precise height adjustment and maintaining solid structural support, it minimizes unwanted movement and vibration transmitted through the rear suspension. Who should consider this Owners of Hayabusa motorcycles (1999–2020) who want to modify ride height for comfort, handling, or aesthetic reasons. Riders experiencing excess rear vibration or seeking a firmer, more controlled rearend feel. Riders carrying different loads who need a quick way to compensate for varying weight without altering spring preload. Use scenarios Daily commuting: Lower the rear slightly for easier mounting and a more comfortable upright posture during stopandgo traffic. Weekend sport riding or track days: Adjust ride height to optimize weight distribution and handling for more aggressive cornering. Touring with luggage or a passenger: Raise or relevel the rear to maintain stability and reduce vibration when carrying additional load. Specifications and fit Replacement part designed specifically for Hayabusa models from 1999 to 2020. Adjustable shock lowering link; made from aluminum alloy for durability and stability. Intended to reduce vibration and improve riding performance while providing reliable fitment across the specified model years. Installation note Designed as a direct replacement component for compatible Hayabusa models. Follow manufacturer or professional installation guidance to ensure correct adjustment and safe operation.