ReadyLIFT SST 3.5" Front / 1" Rear Lift Kit for GM Silverado/Sierra 2500HD (2011–2019)

• Cost-effective bolt-on SST kit lifts the front of 2011–2019 GM 2500HD/3500HD trucks up to 3.5 inches without permanently altering your vehicle’s structure.
• Includes heavy-duty tubular steel upper control arms and forged torsion keys with an indexed design to preserve ride quality while delivering dependable lift.
• 4WD-specific CNC-machined differential drop spacers maintain proper front CV angles (2WD trucks skip this part).
• Rear lift uses OEM-style 1.0" cast iron blocks with new U-bolts and hardware to level the stance and support larger tires.
• Replaces weak factory tie-rod ends with heavy-duty steering assemblies for improved strength and steering response.
• Supports up to 34" tall tires; longer front shocks required (not included); ReadyLIFT SST3000 front shocks recommended; SST3000 rear shocks (93-3411R) available separately.
• Important fit notes: Single Rear Wheel Only; not compatible with factory TOP overload springs; 2011–2019 GM HD trucks require 66-7822B Heavy Duty Torsion Key Unloading Tool.