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The KYB Gas‑a‑just rear shock for Ford F‑250/F‑350 Super Duty 4WD (early‑2000s fits) offers a monotube design that adjusts instantly to driving needs and resists fade from aeration. Two separate chambers provide an air‑free hydraulic piston and a high‑pressure nitrogen gas area with a floating piston for comfort and on‑demand performance. It helps maintain consistent operation of vehicle safety systems.
KYB Shocks & Struts Gas-A-Just Rear FORD F250 Super Duty (4WD) 2003-04 FORD F350 Super Duty (4WD) 20
