4.0" REAR BLOCK KIT FOR 2011-2025 FORD F-250/F-350 (2WD/4WD) SRW WITH AUX SPRINGS - Pacbrake - HP10519

PRODUCT DESCRIPTION; Solid Cast Iron Blocks; Say "no" to nylon blocks that can wear down over time; Cast iron blocks to last the lifetime of the truck; All parts resistant to road spray and dirt; Lifetime Warranty; Greatly improve your truck's weight distribution and improve vehicle control while towing and hauling heavy loads with Pacbrake's 4.0" Rear Block Kit for 2011-2025 Ford F-250/F-350 SRW.; Built to Last; Crafted with precision and built to last Pacbrake's OEM style rear blocks are made from solid cast iron ensuring unparalleled strength and performance. Say goodbye to flimsy and unreliable nylon rear blocks that wear down over time - our blocks are engineered to withstand the toughest conditions giving you the confidence to conquer any terrain.; What set Pacbrake apart from the rest?; Bomb proof U-Bolts; Grade 10.9 high strength steel; Geomet coated for rest resistance; Zinc plated flange nuts prevent corrosion Greatly improve your truck's weight distribution and improve vehicle control while towing and hauling heavy loads; Fit up to 35" Tires; No vehicle modifications required; Limited Lifetime Warranty