Progressive 444-4003C 444 Series Heavy Duty Shocks Zippered air intakes for effective

Zippered air intakes for effective internal temperature control

MPN: 45236400

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Mid-mount System

Progressive 444-4003C 444 Series Heavy Duty Shocks Zippered air intakes for effective444 Series Heavy Duty Shocks DESCRIPTION Manufacturer: Progressive MPN: 444 4003C 444 Series Heavy Duty Shocks 13. 5" Chrome Features the all new Frequency Sensing Technology (FST) which allows the shocks to sense the frequency of a bump and automatically adjust damping for superior ride quality Deflective disc valving Adjust spring pre load by hand, no special tool needed Includes a progressive rate spring and is high pressure gas charged for