This replacement shock absorber, OEM #21979343, is designed to provide a more responsive performance with its nitrogen gas charged shock that minimizes hydraulic fluid aeration. Its specially designed concave bushings keep the bushing in place and prevent bushing walk out, while the precision robotic welded eye rings provide superior durability. The reinforced seal and gas charged shock design provide long dependable performance even under the worst temperature conditions. With a mirror finished hard chrome OE style piston rod that provides superior corrosion resistance and leak-free sealing, this shock absorber is reinforced to handle even the worst road conditions. Sold each, it fits OEM #21979343 and has crossover part numbers with Monroe and Gabriel.