e*thirteen Helix Plus 12-Speed 9-50T XD Cassette Black

e*thirteen Helix Plus 12-Speed 9-50T XD Cassette Black

Brand: 99Bikesau

SKU: ETG-FW2HPA-100

$360.00 Full price

$360.00

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$389.99 Full price

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Product Details

Description

The e*thirteen Helix Plus 12-Speed 9-50T XD Cassette Black is a lightweight, wide-range upgrade built to handle the extra demands of e-bike riding while keeping your MTB shifting smooth and precise. Its 9 to 50T spread gives you more usable gears for climbing and longer days out, while the exclusive smallest 9 tooth cog helps create clearance and can support a smaller front chainring for reduced weight and smoother drivetrain performance. Engineered to work across SRAM and Shimano 12-speed systems, it offers a future-proof, flexible way to dial in your setup without compromise.

Key Features

12-speed SRAM Shimano drivetrain compatible
9 to 50T wide MTB range
Built for e-bike durability use
Replaceable aluminium 2-piece cog design
Optimised shifting for cross compatibility

Specifications

Product Overview

Product

e*thirteen Helix Plus 12-Speed 9-50T XD Cassette Black

Brand

99Bikesau

SKU

ETG-FW2HPA-100

Product Features

Colour

Black

Groupset

Cassette

12 Speed

Frequently Asked Questions

What is the e*thirteen Helix Plus 12-Speed 9-50T XD Cassette used for?

The e*thirteen Helix Plus 12-Speed 9-50T XD Cassette Black is used to replace your rear cassette so you can run a wide, trail-friendly 12-speed gear range for MTB riding.

Why choose the e*thirteen Helix Plus 12-Speed 9-50T XD Cassette?

You’ll choose the e*thirteen Helix Plus 12-Speed 9-50T XD Cassette Black for its broad gearing, confident shifting with SRAM and Shimano systems, and e-bike durability that helps you save weight and money over time with replaceable aluminium cogs.

Who is the e*thirteen Helix Plus 12-Speed 9-50T XD Cassette designed for?

It’s designed for e-MTB and MTB riders who want smoother, reliable 12-speed performance and a future-proof, wide-range setup that suits cross-compatible drivetrain builds.