20-25 GM 25/3500HD - 3'' SST Lift Kit w/Fabricated Control Arms And Falcon 1.1 Monotube Shocks Suspension Lift Kit ReadyLift #RLF69-30321

ReadyLIFT has upgraded its popular 3” SST Lift Kit for 2020+ Chevrolet Silverado and GMC Sierra 2600HD/3500HD trucks with the all-new Falcon 2.1 Monotube shocks, delivering enhanced ride quality, improved durability, and increased off-road performance.

The new Falcon 2.1 shocks feature a large 2.3” 6061-T6 Aluminum shock body for improved heat dissipation and impact resistance, paired with a precision-honed internal surface engineered for smooth, consistent damping performance. A massive 3/4” induction-hardened chrome-plated shaft helps resist rock damage, corrosion, and shaft deflection under demanding off-road and towing conditions.

The proven ReadyLIFT SST system retains its heavy-duty fabricated upper control arms, forged torsion keys, and robust rear lift components to maintain important factory ride characteristics, towing confidence, and clearance for up to 35” tires.

Whether towing, daily driving, or exploring off-road terrain, the upgraded 3” SST Lift Kit delivers the aggressive stance, premium ride quality, and durability GM HD owners expect from ReadyLIFT and Falcon Performance Shocks.

3'' SST Lift Kit With Fabricated Control Arms And Falcon 2.1 Monotube Shocks- GM Silverado / Sierra 2600HD/3500HD 2020-2026

The Best Truck Leveling & Lifting Systems - Guaranteed to maintain your factory ride! ReadyLift Suspension Inc. is the #1 preferred manufacturer of truck and SUV Suspensions Leveling and Lift Kits that are guaranteed to retain your factory ride while providing the looks and lift every truck owner wants. Check out our new Top Mount Strut Extensions, Forged Torsion Bar Keys, OEM Style Lift Blocks, Mild Lift Kits and more!

When setting the torsion key adjustment bolt do not exceed 27" from the wheel center to the fender edge. Exceeding this will overlift the vehicle creating a top-off condition, meaning the suspension has little to no down travel.

The result is poor ride quality and premature wear of components.  Max width on stock wheels is 11.5".

  • Key Features & Benefits:
  • NEW Falcon 2.1 Monotube shocks front and rear
  • Large 2.3” aluminum shock body for improved cooling and performance
  • Massive 3/4” hardened chrome-plated shock shaft for strength and durability
  • Heavy-duty fabricated upper control arms included
  • Allows for no-trim fitment of 35x12.50 tires on 20x9 0 offset wheels
  • Maximum fitment: 35x12.50 tires on 20x10 -18 offset wheels with minor trimming
  • Some fender liner trimming may vary between Silverado and Sierra applications
  • Maintains important factory towing and payload capability
  • Note:  Does not work with AT4X or ZR2 models.
  • Special Note:
  • Front Lift Component Torsion Key
  • Front or Rear Front and Rear
  • Front Lift Height 3 Inches
  • Prop65 Chem1 Di(2-ethylhexyl)phthalate (DEHP)
  • Front Shocks Falcon 2.1
  • Rear Lift Height 1.5 Inches
  • Rear Lift Component Block and U-bolt
  • Shocks Included Yes
  • Rear Shocks Falcon 2.1
  • Color Silver
  • Color Silver
  • Material Steel and Shocks
  • Fitment Direct Fitment
  • California Proposition 65 WARNING: This product can expose you to chemicals including Di(2-ethylhexyl)phthalate (DEHP), which is known to the State of California to cause cancer, and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov/product.
  • Installation Time 5+ Hours
  • Max Tire Size 35 Inch
  • Install Difficulty Difficult Requires Professional Installation
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