Zone Offroad 73-87 Chevy/GMC Trucks 4in Front Leaf Spring turn14-product-not-found-review Replaces OEM Part #'s: (4WD)

Replaces OEM Part #'s: (4WD) JL1Z-7000-D

BD Diesel 01-04 Chevy/GM Duramax 6

5L Ecoboost 11-16

The OEM dowel pin located behind the timing cover can work its way loose and drop down into the timing gears causing extensive damage

booted ball joints Large 18mm threaded adjuster links Replacement pinch bolts xAxis sealed flex joints replacing overly compliant OE inner bushings with a free pivoting

Zone Offroad 73-87 Chevy/GMC Trucks 4in Front Leaf Spring turn14-product-not-found-review Replaces OEM Part #'s: (4WD)Manufacturer Part # : ZONC0401 Market Description This 5 leaf pack features anti friction pads and center leaf spacer plates between each leaf to decrease leaf pack internal friction for quiet, smooth operation. These springs are designed to give 4" of lift while maintaining the factory ride. Sold Individually, bushings sold separately. Associated Comments Bushing Kit (C7001) is required for 88 91 models. Bushing Kit (C7002) is required for 73 87