Hyperpro Progressive Springs YAMAHA YZF-R6 (2006–2007) Choose your Progressive springs::Progressive Rear Spring Purple Designed for BMW F800 R

Designed for BMW F800 R riders who want comfort on rough surfaces but more resistance when the pace picks up—progressive rate through the stroke

fully adjustable rearset for Kawasaki ZX-6R

Very low internal stresses

so no loss of suspension if the disks are bent

Hyperpro Progressive Springs YAMAHA YZF-R6 (2006–2007) Choose your Progressive springs::Progressive Rear Spring Purple Designed for BMW F800 RHyperpro Progressive Springs for YAMAHA YZF R6 (20062007) A progressive spring profile for YAMAHA YZF R6, combining a smoother initial movement with added support as loads increase. Fitment: YAMAHA YZF R6 (20062007). 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 mixed