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EXT Springs V1

EXT Springs V1


Regular price £95.00
Regular price Sale price £95.00
Sale Sold out
Tax included.
Key Features

– Super Alloy Spring (proprietary super light design)

– Extreme Linear Ratio

– Hard Epoxy Coating
– Internal Diameter: Ø38.5 mm – Length: 117 – 140mm V1,(see compatibility chart in images) V1.5 are slightly shorter (and lighter) by varying amounts. C55 is for up to 55mm stroke, C60 up to 60mm stroke, C65 up to 65mm stroke and C75 up to 75mm stroke. 
– Developed in our automotive racing programs
– Adaptable for all type of dampers in the market (see description tab for adaptors)
– Life duration: over 500.000 cycles

To work out which spring rate you need please use our spring calculator by clicking here.
High quality, accurate, reliable and high performance springs. For fitment to other brands, as well as EXT.

Please note for use on other brands you will need a spring spacer kit due to the inner diameter of the spring, they can be found in the table below

 Shock Brand / ID Spacers Required
EXT / 38mm No Spacer Required
MRP / 38mm No Spacer Required
Rockshox / 38mm No Spacer Required
Ohlins / 36mm ✔ - 38mm-36mm
Cane Creek / 36mm ✔ - 38mm-36mm
Fox/2019+ Marzocchi / 35mm ✔ - 38mm-35mm
BOS / 36mm ✔ - 38mm-36mm

For other brands please measure the OD of the spring seating surface, if in doubt please contact us HERE
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Why J-Tech?

Comprehensive Servicing and Tuning
J-TECH offers servicing and tuning for a diverse range of suspension products, ensuring a broad spectrum of customer needs can be met.

Highest Standards
The standard of servicing and tuning provided by J-TECH is unparalleled, representing the best in the industry.

Data-Driven Approach
Leveraging years of experience and data from extensive data logging and dyno testing, J-TECH provides a calculated service, eliminating guesswork, myths, and hype for a job done with the utmost precision.

Athlete Support
J-TECH backs up its expertise by supporting athletes at all levels, including a world cup DH team, DH world cup riders, and EWS riders, demonstrating their commitment to excellence.

In-House Brand
With their own brand of suspension upgrades, tooling, and spare parts at, J-TECH consolidates their experience and knowledge to offer high-quality products, aiming to optimize your suspension for peak performance.

Continuous Innovation
J-TECH is at the forefront of new technologies, constantly pushing the boundaries to provide customers with the best possible service, ensuring they stay ahead in the dynamic field of suspension technology.