EBMX Competition Tuned - Sirris Fork and Shock for Surron Ultra Bee
Transform your Ultra Bee for aggressive riding with our all exclusive 260mm travel fork and custom valve coding developed in France with our pro riders. Designed to handle the increased power delivery from your EBMX upgraded drive train. Buy as a set or individually the EBMX Sirris Suspension range of products. Balanced Performance Balanced load, race-ready, high performance. No matter how hard you ride or how many laps you take, closed cartridge will never fade and will always feel predictable. Hydraulic Bump Stop Gives rider a soft landing at max stroke even on the most aggressive impacts. Dual Oil Circuits for Optimum Performance Completely separate lubrication and damping oils allows us to optimize damping performance without compromise. High Quality Materials + Surface Treatments All cartridge bodies and outer tubes are 7000 series aluminum for maximum strength, finished in type 3 hard ano for scratch resistance and durability. Hard chrome stanchions and wrap around guards keep it performing like new for longer. Plug-and-play Direct swap, no other modifications or additional parts needed to upgrade a stock Ultra Bee. Comes with dust seal and headset bearing installed on steerer tube for quick install. Triple clamps and guards fit directly with Ultra Bee fairing and cable routing. The Shock is pressure balanced and Optimized for EBMX Riders. Revolutionize your bike’s potential with harmonized suspension performance front and back. The ultimate suspension package is here. DSC (Dual Speed Compression) Allows a broad adjustment range that truly separates the high speed and low speed circuits for superior adjustment control. Direct Swap The shock has easy installation, 320 mm length (85 mm stroke) bolts directly onto a stock Ultra Bee. High Durability Finishing Type 3 hard anodized body cap, body, reservoir, end cap, spring hardware, and clevis. Induction heat treated, hard chrome hollow shaft. The rear shock will look like new, even after thousands of miles. Extremely Easy to Rebuild Fully serviceable design ensures easy rebuilds. FORK SPECS Architecture Upside down fork Travel 260 mm Free length 856 mm Fork weight, incl clamps and steerer 22 lbs / 10kg Stanchions Ø43, chrome-plated steel Outer tubes Seamless 7050 aluminum, type 3 hard anodized coating Drop outs Forged 6061 aluminum, type 3 hard anodized coating Triple clamps Forged 6061 aluminum, type 3 hard anodized coating Steer tube Seamless 7050 aluminum, type 2 anodized coating Damping Symmetrical, adjustable closed cartridge with spring backed IFP Damper bodies Seamless 7050 aluminum, type 3 hard anodized coating Rebound Dual side high tensile steel spring, adjustable Adjusters External compression and rebound adjustment Seals NBR Guards High impact PP, 210-degree wraparound SHOCK SPECS 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