Eibach EMS Fork Spring Kit for Yamaha YZ250F and YZ450F, Part Number EIB904.046.1

With a range of spring rate options available, you can fine-tune your suspension to deliver the perfect balance of comfort and performance. And, with a precise fit and easy installation, you'll be back on the road in no time, enjoying the benefits of your upgraded suspension.

• Eibach EMS Springs Available in a Full Range of Rates to Fine Tune Suspension to each Rider.
• Highest Linearity and Guaranteed Consistency
• Ultra-Lightweight for Reduced Unsprung Mass
• Each Spring Individually Tested
• Made In U.S.A.

Upgrade your motorcycle suspension with the Eibach EMS Fork Spring Kit, designed to help riders fine-tune front-end performance for improved control, comfort, and handling. With a carefully selected spring rate and precise fitment, this powersports suspension component supports a more balanced ride across demanding motocross and off-road conditions.

Eibach EMS springs are manufactured for high linearity and consistent performance throughout the suspension stroke. Their lightweight construction helps reduce unsprung mass, allowing the fork to respond more effectively to terrain changes while maintaining predictable handling. Each spring is individually tested to help ensure dependable quality and spring-rate consistency.

• Feature: Available in a broad range of spring rates to help match suspension performance to each rider and riding style.
• Feature: High linearity delivers predictable suspension response and consistent handling.
• Feature: Ultra-lightweight construction helps reduce unsprung mass for improved fork response.
• Feature: Individually tested and made in the U.S.A. for dependable quality and consistency.

The Eibach EMS Fork Spring Kit is designed for select Yamaha YZ250F and YZ450F applications from 2014 through 2018. It is intended as a suspension upgrade for riders seeking more precise tuning and improved front-fork performance. Installation should be completed using appropriate service procedures and suspension settings for the motorcycle and rider.

Product Specifications and Technical Data

• Brand: Eibach
• Product Line: EMS Fork Spring Kit
• Part Number: EIB904.046.1
• Application: Powersports motorcycle suspension
• Spring Type: Fork spring
• Manufacturing Origin: Made in the U.S.A.
• Testing: Each spring individually tested
• Fitment: Select Yamaha YZ250F and YZ450F models from 2014–2018

What's Included

• One Eibach EMS fork spring kit

Features:

• Available in a broad range of spring rates to help match suspension performance to each rider and riding style.
• High linearity delivers predictable suspension response and consistent handling.
• Ultra-lightweight construction helps reduce unsprung mass for improved fork response.
• Each spring is individually tested and made in the U.S.A. for dependable quality and consistency.

Fitments:
2014 Yamaha YZ250F Base
2014 Yamaha YZ450F Base
2015 Yamaha YZ250F Base
2015 Yamaha YZ450F Base
2016 Yamaha YZ250F Base
2016 Yamaha YZ450F Base
2017 Yamaha YZ250F Base
2017 Yamaha YZ450F Base
2018 Yamaha YZ250F Base
2018 Yamaha YZ450F Base
2019 Yamaha WR450F Base
2019 Yamaha YZ250F Base
2019 Yamaha YZ450F Base
2019 Yamaha YZ450FX Base
2020 Kawasaki KX250 Base
2020 Yamaha WR250F Base
2020 Yamaha WR450F Base
2020 Yamaha YZ250F Base
2020 Yamaha YZ250FX Base
2020 Yamaha YZ450F Base
2020 Yamaha YZ450FX Base
2021 Kawasaki KX250 Base
2021 Kawasaki KX250X Base
2021 Yamaha WR250F Base
2021 Yamaha WR450F Base
2021 Yamaha YZ250F Base
2021 Yamaha YZ250FX Base
2021 Yamaha YZ450F Base
2021 Yamaha YZ450FX Base
2022 Kawasaki KX250 Base
2022 Kawasaki KX250X Base
2022 Yamaha WR250F Base
2022 Yamaha WR450F Base
2022 Yamaha YZ125 Base
2022 Yamaha YZ250 Base
2022 Yamaha YZ250F Base
2022 Yamaha YZ250FX Base
2022 Yamaha YZ450F Base
2022 Yamaha YZ450FX Base
2023 Kawasaki KX250 Base
2023 Kawasaki KX250X Base
2023 Yamaha WR250F Base
2023 Yamaha YZ125 Base
2023 Yamaha YZ125X Base
2023 Yamaha YZ250 Base
2023 Yamaha YZ250F Base
2023 Yamaha YZ250FX Base
2023 Yamaha YZ450F Base
2023 Yamaha YZ450FX Base
2024 Kawasaki KX250 Base
2024 Kawasaki KX250X Base
2024 Yamaha WR250F Base
2024 Yamaha YZ125 Base
2024 Yamaha YZ125X Base
2024 Yamaha YZ250 Base
2024 Yamaha YZ250F Base
2024 Yamaha YZ250FX Base
2024 Yamaha YZ450F Base
2024 Yamaha YZ450FX Base
2025 Kawasaki KX250X Base
2025 Yamaha WR250F Base
2025 Yamaha YZ125 Base
2025 Yamaha YZ125X Base
2025 Yamaha YZ250 Base
2025 Yamaha YZ250F Base
2025 Yamaha YZ250FX Base
2025 Yamaha YZ450F Base
2025 Yamaha YZ450FX Base
2026 Kawasaki KX250X Base
2026 Yamaha WR250F Base
2026 Yamaha YZ125 Base
2026 Yamaha YZ125X Base
2026 Yamaha YZ250 Base
2026 Yamaha YZ250F Base
2026 Yamaha YZ250FX Base
2026 Yamaha YZ450F Base
2026 Yamaha YZ450FX Base

Air Freight Prohibited: false
Not Carb Approved: false
Ltl Freight Required: false
Prop 65: Y
Part Type: powersports
Epa: N/A
Carb Acknowledgement Required: false
Regular Stock: false
Units Per Sku: 1