Front springs lowering by approximately 30mm for YZF-R1

【HYPERPRO Hyperpro 22031880 Front Spring Lowering approximately 30mm YZF-R1 Suspension Fork Spring】
■Front Spring
Hyperpro's unique lowering spring, which lowers the ride height by changing the rate and adjusting the oil level without significantly altering the free length of the spring.
Enjoy the smooth ride of the constant rising rate, which flexibly absorbs shocks and firmly supports at the end of its travel.
The front spring comes with the necessary amount of fork oil.
Compatible models
YAMAHA YZF-R1 '98-'01
Specifications
Lowering: Approximately 30mm
Spring part number: 1402
Fork oil viscosity/oil level: SAE15/120mm
Preload adjustment: 7th stage
Sag value: 40mm
Compression adjustment: Weakest
Rebound adjustment: 5-7 clicks back
Setting remarks: Assemble with taper facing up / Use genuine 85mm spacer / Install with fork protruding 10mm.
*When using the side stand, park on a flat surface with the bike in first gear. (The bike will be more upright than normal due to the lowering.)
*The balance of the vehicle will change significantly after installation. Always adjust the front and rear settings before riding.
*Lowering parts are designated components, so structural modification procedures are not required.
*For lowering of 30mm or more, a short side stand may be required depending on the vehicle's condition. For models with preload adjustment, set the lowering amount while adjusting to ensure the side stand can be used.
*Images are for illustration purposes only, and the design and specifications of the products shown may change without prior notice. Please understand.