EXT Ferro Fork & EXT Arma Shock Combination Set

EXT Ferro Fork

Introducing the EXT Ferro Fork, the absolute best in electric dirt bike suspension, crafted specifically for lightweight eMoto bikes like the SurRon Lightbee X, Talaria Sting and E Ride Pro. This premium Upside Down (USD) Sur Ron fork comes with 36mm steel stanchions and promises the premier suspension package on the market.

Choice of Style:

• Flat Crown: Ideal for 19″ front wheels or 21″ wheels when paired with a Zero Stack Headset.
• Drop Crown: Perfect for 21″ front wheels or riders who want a higher ride height in the front.

Key Features:

• Dual Crown: Inverted Motocross Style Fork (USD) dual crown designed in 7075 aluminum ensures maximum stiffness. Crown design is compatible with stock fender designs.
• Robust 36mm Stanchions: Crafted from hard heat-treated chrome moly steel  (42CrMo4) for durability, and finished with a Superfinish surface treatment.
• HS3 Air Spring System: A twin positive air system with a large negative self-balancing air chamber, delivering optimal support throughout the entire travel range.
• Advanced Damping Control: High-flow 3-way adjustable cartridge offering independent high/low-speed compression and rebound adjustments.
• External Air Pressure Release: Ensures consistency with ambient pressure.
• Twin Hexagonal Floating Axle: Boost compatible (∅20mm) 
• 205 mm Travel: With a 44 mm offset, enhancing stability.
• 200 mm Post Mount Brake: Ensures reliable braking performance.
• Approximate Weight: 4500gr (10lbs).

Technology Highlights:

• HS3 Technology: Renowned hybrid air spring system, known for mid-stroke support, sensitivity, and bottom-out protection.
• Dual Crown Structure: Maximum stiffness with compatibility for stock fender designs.
• High Flow Damper Cartridge: The EXT Ferro utilizes the EXT ERA V2 technology for friction reduction and dynamic damping control.

Additional Notes:

• A Warp 9 Boost Spacer is required for stock wheels or non-boost spacing wheels to adapt to the EXT Ferro Fork.
• SurRon Riders: For non-current models, a head tube reinforcement clamp is recommended and available for purchase.
• Pair EXT Ferro Fork with the EXT Arma MX Shock: For the best pairing of the EXT Ferro Fork, we recommend the EXT Arma Shock to balance your lightweight electric dirt bike for the best upgrade suspension package available. 

Elevate your electric dirt bike’s performance with the EXT Ferro Fork (Surron Fork & Talaria Fork), a fusion of innovation and engineering excellence, tailored to maximize your ride.

The EXT Arma MX Shock

The EXT Arma MX Shock sets a new standard in electric dirt bike suspension, designed exclusively for SurRon Lightbee X, Talaria Sting and E Ride Pro. The EXT Arma Shock is a direct bolt-on replacement for lightweight electric dirt bikes, offering a seamless suspension upgrade. Featuring multiple spring rates, the EXT Arma MX shock is custom tailored to your rider weight and ability. 

Key Features:

• 4-Way Adjustability: Low-Speed Compression (LSC), High-Speed Compression (HSC), Low-Speed Rebound (LSR), and Hydraulic Bottom-Out Control (HBC).
• High-Performance Piston: Features a high flow 29 mm main piston and a 24 mm valve piston.
• Robust 14 mm Shaft: The EXT Arma shock provides coils that are 50% larger than most coils in the market to manage large side-loading events.
• Advanced Rebound Circuit: Separates bump and rebound oil flow with an ultra-low-friction coating.
• Customizable HBC Technology: User-adjustable for optimal control and prevention of bottom-out issues.
• Low Reservoir Pressure: Set at 55 PSI for maximum sensitivity and minimal cavitation.
• Dynamic Dampening: High turbulent flow for progressive dampening and solid mid-stroke support.
• Enhanced Durability: The Arma Shock includes a low friction seal, thinner bottom-out bumper, and debris clearing washer.
• New Low Profile Rebound Knob: Allows for easy spring swapping.

Fitment

• Surron Light Bee
• Talaria Sting (MX3)
• Talaria Sting R (MX4)
• Talaria XXX
• E Ride Pro-S
• E Ride Pro-SS
• 79Bike Falcon M