-20 mm Lowering Rear Shock Spring Spring Color:Black a slightly stiffer spring combined

a slightly stiffer spring combined with optimized rebound and compression damping yields a wider adjustment range than the original shock

Want an all-black telescopic fork without a cartridge conversion

the non-adjustable cartridge is upgraded to a Wilbers powered by ZF open cartridge with adjustable rebound and spring preload

and aggressive street carving without breaking a sweat

-20 mm Lowering Rear Shock Spring Spring Color:Black a slightly stiffer spring combinedThe Progressive Lowering Rear Spring is designed to lower the bike while enhancing ride quality. It fits onto the original shock, offering a straightforward upgrade for improved comfort and performance.