Wilwood’s C1500 Iron ProSpindle Kits contain a pair of one piece spindles and integrated steering arms for 88-98 Chevrolet & GMC 2WD C1500 Pickups, Blazers and Suburbans. Specifically designed for use with Wilwood’s disc brake kits and with a 2.00” drop without affecting steering geometry. Constructed from a proprietary grade of cast steel with a traditional bearing snout that supports Wilwood kit specific hubs in both 5 x 4.75” and 5 x 5.00” wheel bolt circles.