Check out the Sirris R46 Shock, expertly engineered for optimal electric dirt bike performance. This high-performance Surris Suspension shock is designed to enhance your ride with balanced pressure, fully adjustable settings, and superior durability. The Sirris R46 offers unmatched tuning capabilities, allowing you to fully tune your valving and spring rates to match your weight, riding style, and terrain. In addition, this Surron Ultra Bee shock features Dual Speed Compression (DSC) for precise control over both high-speed and low-speed circuits, resulting in an incredibly smooth, responsive ride. Key Features: Ultimate Suspension Tuning: Fully tunable valving on compression and rebound, with spring rates matched to your weight and riding style. Adapt your suspension for any terrain, enhancing your overall riding experience. DSC (Dual Speed Compression): Achieve superior adjustment control with a broad range of settings that precisely separate high-speed and low-speed circuits. High Durability Finishing: Features a Type 3 hard anodized body and components, including a heat-treated, hard chrome hollow shaft, ensuring your shock remains in peak condition, even after thousands of miles. Fully Serviceable: Designed for easy rebuilds and custom tuning, ensuring long-term performance. Direct Swap: Easy installation with a 320 mm length and 85 mm stroke, directly replacing the stock Ultra Bee shock. Lightweight: Weighs just 3.9 lbs (1.76 kg) plus spring, providing a powerful yet lightweight upgrade. R46 Shock Specifications Shock Length: 320 mm Stroke: 85 mm Spring Rate: Customizable for rider weight up to 300 lbs (135 kg) Compatibility: Surron Ultra Bee Architecture Piggyback, steel spring Stroke 85 mm Length 320 mm Weight 3.9 lbs / 1.76 kg without spring Piston High flow Ø46 mm, CNC 6061 billet aluminum, type 3 hard anodized coating Piston band Hard band Shaft Ø16 mm OD chrome-plated, induction hardened steel, hollow, Ø 5.5 mm ID Shock body Seamless 6061 aluminum, type 3 hard anodized coating, ACME thread Spring retainer Seamless 6061 aluminum, type 3 hard anodized coating, ACME thread, with locking feature, manual adjust Bottom out MCU bumper Top out Rubber bumper Damping Tunable compression and rebound Reservoir Pressurized with floating piston Adjusters External compression and rebound adjustment Seals NBR THE PERFECT PAIR - THE F43 FORK The F43 fork — Super responsive. Purpose-tuned. Pressure balanced. With 246 mm of ultra plush travel, its true moto architecture is made for the most aggressive riding and can be tuned to your liking. Sirris Fork Sirris Fork Fitment Surron Ultra Bee Plug-and-play Direct swap, no other modifications or additional parts needed to upgrade a stock Ultra Bee.