Eibach EMS Fork Spring Kit for 1971-1973 Honda CB450K and More - EIB920.055.1

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’s front suspension with the Eibach EMS Fork Spring Kit, part number EIB920.055.1. Designed for riders who want more precise suspension control, these springs provide a carefully engineered balance of comfort, stability, and performance. The available range of spring rates allows suspension tuning to suit individual rider preferences, riding conditions, and motorcycle setup.

Eibach EMS springs are manufactured for high linearity and consistent performance throughout their service life. Their lightweight construction helps reduce unsprung mass, allowing the fork to respond more effectively to changes in the road surface. Each spring is individually tested to help ensure dependable quality and predictable suspension behavior. Installation is designed for a precise fit, helping you return your motorcycle to the road with an improved front-end feel.

Made in the USA, the Eibach EIB920.055.1 fork spring kit is engineered for select classic Honda, Suzuki, and Yamaha motorcycles. Confirm application details before installation and follow the motorcycle manufacturer’s service procedures. This product is intended for powersports use and is not California Air Resources Board approved.

Key Product Specifications and Technical Data

• Brand: Eibach
• Part Number: EIB920.055.1
• Product Type: EMS fork spring kit
• Application: Powersports motorcycle front suspension
• Spring Design: Linear-rate suspension springs
• Construction: Lightweight performance spring material
• Manufacturing Origin: Made in the USA
• Testing: Individually tested for consistency

Fitment

Fits 1971-1973 Honda CB450K, 1971-1973 Honda CB500, 1972-1973 Suzuki GT750 Le Mans, 1973 Yamaha RD250, and 1973 Yamaha RD350. Fitment should be verified against the motorcycle model, year, and existing suspension configuration before ordering.

What’s Included

One Eibach EMS fork spring kit. Installation hardware, fork oil, and additional components not specifically listed are not included.

Features:

• Adjustable Spring Rates: Available rate options help fine-tune suspension response for rider preference and riding conditions.
• High Linearity and Consistency: Engineered to provide predictable spring behavior and dependable performance.
• Reduced Unsprung Mass: Lightweight construction helps the fork react more quickly to road surface changes.
• Individually Tested: Each spring is tested to support consistent quality and reliable suspension performance.

Fitments:
1971 Honda CB450K Base
1971 Honda CB500 Base
1972 Honda CB450K Base
1972 Honda CB500 Base
1972 Suzuki GT750 Le Mans Base
1973 Honda CB450K Base
1973 Honda CB500 Base
1973 Suzuki GT750 Le Mans Base
1973 Yamaha RD250 Base
1973 Yamaha RD350 Base
1974 Honda CB450K Base
1974 Honda CB500 Base
1974 Suzuki GT750 Le Mans Base
1974 Yamaha RD250 Base
1974 Yamaha RD350 Base
1975 Suzuki GT550 Base
1975 Suzuki GT750 Le Mans Base
1975 Yamaha RD250 Base
1975 Yamaha RD350 Base
1975 Yamaha XS500 Base
1976 Honda CB500T Twin DOHC Base
1976 Suzuki GT550 Base
1976 Suzuki GT750 Le Mans Base
1976 Yamaha RD400 Base
1976 Yamaha XS500 Base
1977 Suzuki GT750 Le Mans Base
1977 Yamaha RD400 Base
1977 Yamaha XS500 Base
1977 Yamaha XS650 Base
1978 Yamaha RD400 Base
1978 Yamaha SR500 Base
1978 Yamaha XS500 Base
1978 Yamaha XS650 Base
1979 Yamaha SR500 Base
1979 Yamaha XS650 Base
1980 Yamaha SR500 Base
1980 Yamaha XS650 Base
1981 Honda CX500C Custom Base
1981 Yamaha SR500 Base
1981 Yamaha XS650 Base
1982 Honda CX500C Custom Base
2015 Yamaha SR400 Base
2016 Yamaha SR400 Base
2017 Yamaha SR400 Base
2018 Yamaha SR400 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