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1987 Gmc Jimmy Rear Rockwell Axle

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The 2 1/2-ton Rockwell rear axle is suspended by 6-inch Chilliwack leaf springs and dampened by Bilstein 5120 shocks. With 16x12 double beadlocks secured to the flipped-out Rockwell hubs, the Jimmy has an extra-wide stance. Keeping the axle in check is a heavy-duty anti-wrap bar.