E-MX Rear Shock

The Arma E-MX encompasses the following array of features:

• Chromed steel shaft with a protective coating
• Specially designed eyelet featuring spherical bearings at both ends
• External adjustability with Hydraulic Bottom-Out Control (HBC)
• Comprehensive 4-way adjustability: LSC-HSC-LSR-HBC
• Main piston with a generous 29mm diameter for enhanced flow
• Valve piston measuring 24mm
• Shaft with a diameter of 14mm (50% larger than many other coils on the market, providing increased resilience against substantial lateral forces)
• Engineered rebound circuit segregating bump and rebound oil flow, aided by an ultra-low-friction coating
• User-adjustable HBC technology
• Reservoir pressure maintained at an exceptionally low level, optimizing sensitivity while minimizing aeration.
• Fully customized hydraulic setup tailored to the specific bike and rider for each shock
• Negligible hysteresis, ensuring rapid and responsive dynamics
• Intense turbulent flow for progressive damping and mid-stroke support
• Seals designed for minimal friction
• Slimmer bottom-out bumper and washer for efficient debris clearance
• Redesigned low-profile rebound knob, facilitating easy spring replacement
• Full-length and travel 10.5×3.5″ shock (unsuitable for use with a 1.5″ riser linkage)

Please verify your bike model and year before purchasing. If you have questions about fitment, contact us at support@elektrischesracing.com or use the chat below — we’re riders, and we’ll help you get the right part.

Installation requirements vary by product and vehicle. Review the product description and available manufacturer instructions before installation. Contact support@elektrischesracing.com for fitment or installation questions.

Will this fit my bike?
Check the product title, description, and fitment details above for compatible models. Not sure? Email support@elektrischesracing.com or use live chat and we’ll confirm before you buy.

How long does shipping take?
Availability and estimated ship time for this exact item are shown above, next to Add to Cart. Processing and shipping times vary by product and fulfillment partner. In-stock orders fulfilled directly by Elektrisches Racing generally process within 1–3 business days; supplier-shipped, made-to-order and backordered items can take longer. Shipping rates and any available free-shipping offers are confirmed at checkout.

Do you offer financing?
Yes! Shop Pay Installments and Affirm are available at checkout.

What’s your return policy?
Eligible unused items may be returned within 14 days of delivery, subject to the store’s refund policy and exclusions. Baja Designs, Warp 9, GUTS Racing, Sur-Ron OEM and KO/EBMX products are not eligible for standard returns or exchanges through Elektrisches Racing; manufacturer warranty claims are handled by the manufacturer — see our Refund Policy for full details.