Your Truck Deserves the Best—Not Just Another Lift Kit. Upgrade your 2025 GMC Sierra or Chevy Silverado 1500 with the ultimate suspension system engineered to outperform and outlast the competition. ReadyLIFT's all-new 4" SST2.1 Lift Kit doesn't just raise your truck—it redefines what's possible in ride quality, strength, and capability. At the core of this industry-leading system are our all-new Falcon 2.1 Series front struts and rear shocks—a game-changer in suspension technology.

Unlike standard lift kits that compromise ride quality, the Falcon Performance Shocks deliver unmatched comfort, control, handling, and design — whether you're cruising the highway, conquering the trails, or hauling serious weight. This isn't just an upgrade — it's a transformation. Get the best in performance, durability, and versatility with ReadyLIFT's 4" SST2.1 Suspension System. Don't just lift your truck—elevate your driving experience.

Get yours today and experience what true performance feels like. Features and Benefits: · 4" front lift with a 2.25" rear blocks. (Trail Boss and AT4 Rear Differ due to larger rear factory block) · Trail Boss and AT4 front heights over stock are 2"; the rear differ due to a larger rear factory block. · 20x9 0 offset 295/55-R20 - 2025 GMC & 2025 Chevy Max tire size · DOM tubular steel Upper Control Arms with market-best heavy-duty high-angle proprietary ball joint. · Unmatched curb-appeal and rugged mid-size truck capability delivered in an affordable yet innovative Smart Suspension Technology "no-cut" lift kit. · "High-Value Performance" is the driving force behind our new vehicle-specific Falcon shocks. · Falcon shock absorber systems are tuned for comfort with predictive handling, control, and stability on-road and offroad. · Rear adjustable 3-position Falcon 2.1 shocks tune for daily, sport, or work duties. · Vehicle-specific performance-tuned Falcon 2.1 dampers on all four corners.

Features

• Adjustable Suspension for Any Situation
• Easily switch between Sport, Moderate Tow/Haul, and Heavy Tow/Haul with our 3-position Fast-Adjust Falcon 2.1 Shocks, ensuring your ride is optimized for whatever the road (or lack of it) throws at you.
• More Strength, More Control
• Built with heavy-duty DOM tubular steel upper control arms featuring high-angle proprietary ball joints, this kit provides superior articulation, enhanced durability, and extended component life—something generic lift kits just can't match.
• Larger Wheels, Bigger Presence
• Say goodbye to restrictive stock setups. This lift kit opens up 295/65R20 (Chevy) and 295/55R20 (GMC & Chevy) tire fitments, giving your truck the aggressive stance and unstoppable ground clearance it was born to have.
• Smart Suspension Technology
• Unlike traditional cut-and-weld lift kits, our no-cut design preserves your factory ride characteristics while unlocking superior off-road capability and a bold new look.
• Note:
• · Works on AT4 and TrailBoss but lift heights over stock are 2".
• · Use of Auto 4 Hi feature is not recommended.
• · Have not tested on ZR2 and AT4X.
• · Not compatible for 2019 classic body LD, Limited or Super Cruise.
• · Single Cab configuration has not been validated for fitment & drivability by ReadyLIFT.
• · Vehicles with ARC would need an aftermarket bypass product to work. ReadyLIFT does not support this function.
• · Vehicles with Mono-leaf rear springs require 67-39530UB. Before ordering a ReadyLIFT GM1500 Lift Kit, please check the rear leaf spring for kit compatibility.

Refer to the tire fitment guide along with the year make model data. Tire fitments shown are for Maximum size and based on a no rub or no modifications required fitment. ReadyLIFT & Recon Recovery is not responsible if the listed max sizes are exceeded. Due to differences in manufacturing, dimension and inflated measurements, tire and wheel combinations should be test fit prior to installation.

Fitment

• 2019-2024 Chevrolet Silverado 1500 — 2WD/4WD
  • Lift: 4.0" | Max Tire: 295/65 R20 | Wheel Width: 9" | Backspacing: 5.00" | Offset: 0
• 2019-2024 GMC Sierra 1500 — 2WD/4WD

Specifications

• Fitment: Direct Fitment
• Front or Rear: Front and Rear
• Front Lift Component: Strurt
• Front Shocks: Falcon 2.1 Coil Strut
• Rear Lift Height: 2.5 Inches
• Rear Lift Component: Block and U-bolt
• Rear Shocks: Falcon Tow Haul 2.1
• Max Tire Size: 39 Inch
• Installation Time: 5+ Hours
• Install Difficulty: Difficult Requires Professional Installation
• Color: Black
• Material: Steel
• Country of Origin: US

Warranty

READYLIFT® “NO HASSLE” PRODUCT WARRANTY

This unique “no hassle” product warranty proves their commitment to the quality of every product that ReadyLIFT produces. ReadyLIFT product warranty only extends to the Original Purchaser of any ReadyLIFT product. If it breaks, they'll give you a new part.

Any ReadyLIFT products containing missing or defective components will be covered under warranty by ReadyLIFT. Please contact Recon Recovery to initiate a warranty claim. In the event of a defective product, ReadyLIFT may request a return of the defective product (at ReadyLIFT expense) so the quality team can analyze the nature of the defect. Returning defective product will not delay the replacement part delivery.

ReadyLIFT leveling kit, block kits and lift kit products are NOT intended for off-road abuse. Any abuse or damage as a result of off-road use voids the warranty of the ReadyLIFT product. Exception: ReadyLIFT Jeep SST and Terrain Flex Lift Kits are designed for normal off-road use to complement the Jeep vehicle's off-road capability. All Jeep Lift Kit products are covered under warranty when used in recreational off-road environments.

Wearable components including, but not limited to, shocks, ball joints, heim joints, bushings, and steering extensions, are covered for up to 1-year. Labor, installation, surcharges or any other applicable fees from the original purchase are non-refundable. ReadyLIFT is not responsible for any consequential damage to vehicles.

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.