Hyperpro Progressive Springs YAMAHA YZF-R1 (1998–2001) Choose your Progressive springs::Progressive Rear Spring Black Improves stability with passenger

Improves stability with passenger

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Hyperpro Progressive Springs YAMAHA YZF-R1 (1998–2001) Choose your Progressive springs::Progressive Rear Spring Black Improves stability with passengerHyperpro Progressive Springs for YAMAHA YZF R1 (19982001) Progressive rate springs for YAMAHA YZF R1 that stay compliant over small chatter while ramping up support deeper in the travel. Fitment: YAMAHA YZF R1 (19982001). Progressive rate: comfort first, support later Reduces dive and wallow compared with worn OEM springs Improves stability with passenger, luggage, or aggressive riding Quality spring material and repeatable tolerances Recommended for