INTRODUCING
SIRRIS SUSPENSION

A NEW ERA IN E-MOTO SUSPENSION PERFORMANCE IS HERE
PRECISION PARTS
DURABLE AF
RACE READY
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Sirris suspension products are purpose-built for E-Moto.
Fork and shock for Surron Ultra Bee available Fall 2024.
Dust Model-1 shown above. Buy Dust and other E-Motos equipped with Sirris suspension in the near future, stay tuned.
3D render of Sirris F43 fork suspensions for electric dirt bikes.
A NEW ICON
STEPS FORWARD
Sirris F43 Logo Sirris F43 Logo

Transform Your Bike into a True Speed Demon

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.

True Symmetrical
Closed Cartridge

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.

 
No Compromises

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.

Every Rider
Every Riding Style

Ultimate Suspension Tuning

Fully tunable valving on compression and rebound, with spring rates matched to rider weight and riding type. Adapt your suspension setup for different types of rides, enhancing overall riding experience.

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.

Compression, rebound, and preload adjust

Custom spring rates for all riding styles and rider sizes.

High tensile lightweight springs

Weighs only 8.8 lbs (4 kg) per leg (standard configuration spring).

3D render of Sirris R46 Rear shock for electric dirt bikes.

THE PERFECT PAIR

The R46 shock – Pressure balanced. Fully adjustable. Optimized for E-Moto. Revolutionize your bike’s potential with harmonized suspension performance front and back. The ultimate suspension package is here.

EXCEPTIONAL
RESPONSIVENESS

Ultimate Suspension Tuning

Fully tunable valving on compression and rebound, with spring rates matched to rider weight and riding type. Adapt your suspension setup for different types of rides, enhancing overall riding experience.

Tuning Without
Compromise

DSC (Dual Speed Compression)

Allows a broad adjustment range that truly separates the high speed and low speed circuits for superior adjustment control.

Made For You

Tunable to any rider style and condition. Personalize to rider weight up to 300 lbs (135 kg) with high-tensile steel spring rate options.

 
Built to Last

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 and custom tuning.
Sirris R46 Rear Shock for electric dirt bikes, compatible with racing models like the KTM Freeride E-XC, Zero FX, Sur-Ron Light Bee X, and Yamaha YZ250F conversions. Side view.

Direct Swap

Easy installation, 320 mm length (85 mm stroke) bolts directly onto a stock Ultra Bee.
Sirris R46 Rear Shock for electric dirt bikes, compatible with racing models like the KTM Freeride E-XC, Zero FX, Sur-Ron Light Bee X, and Yamaha YZ250F conversions.

Lightweight

Weighs only 3.88 lbs (1.76 kg) plus spring.
TAYLA “MF” JONES
TAYLA “MF” JONES

First Ride Reaction

“It’s perfect, way better than I ever expected it to be. It can hit all the bumps without losing traction. With a smaller bike, I thought the bike would be all over the place, but no matter what you hit it stays straight. I was amazed.”

TAYLA “MF” JONES

6x ISDE Champ | 3x GNCC Champ |
6x Sprint Enduro Champ

JIMMY HILL
JIMMY HILL

First Ride Reaction

“I really like it a lot. We were jumping big mountain bike jumps on this thing; the suspension felt predictable. We’ve taken it down trails with roots, lots of rough stuff, I have zero complaints. Everything handled perfectly. I give it two thumbs up!”

JIMMY HILL

Professional Rider

BRETT BALDWIN
BRETT BALDWIN

First Ride Reaction

“The bike got progressively dialed, at the end I was very happy with it. It’s great, with the same suspension with just purely adjusting the clickers we (Dylan and I) were able to dial it in to both our settings, I was very stoked on that.”

BRETT BALDWIN

Pro E-Moto Athlete | Charged Cycle Works

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Maddison Avenue Ep. 1 – MC-Pecquencourt

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Maddison Avenue Ep. 2 – Greece Lighting

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Maddison Avenue Ep. 3 – A Euro Experience

Find a Store

Our products will soon be available at these locations:

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Contact us to be alerted when our products arrive in your region.