These cast iron 4.5-inch front lift spindle knuckles are engineered for Chevy Silverado 1500 2WD (2007-2017) models, offering a precise direct-fit upgrade. Designed to fit CAST control arms only, they provide the necessary lift for larger tires while maintaining steering geometry. Each pair is constructed from high-quality cast iron and finished with an electrophoretic coating for corrosion resistance.
The kit includes two spindle knuckles, with package dimensions of 14.25 x 13.70 x 11.73 inches and a combined weight of 41.56 pounds. Compatible with 17-inch or larger rims, these spindles support a maximum backspacing of 4.75 inches. The documented vehicle fitment is Chevy Silverado 1500 2007-2017 2WD only (Fits CAST Arms only - Does not fit Aluminum or Stamped Arms), providing a clear specification for product selection.
Product Details
- Additional Vehicle Fitment: GMC Sierra 1500 2007-2017 2WD only (Fits CAST Arms only - Does not fit Aluminum or Stamped Arms) Chevrolet Tahoe 2007-2014 2WD only Chevrolet Avalanche 1500 2007-2014 2WD only
- Extended Vehicle Fitment: Chevrolet Suburban 2007-2014 2WD only GMC Yukon 2007-2014 2WD only GMC Yukon XL 2007-2014 2WD only Cadillac Escalade 2007-2014 2WD only
- Pieces per Package: 1
