


The ReadyLIFT 66-3050 Torsion Bar Key Lift Kit is the go-to solution for leveling out 2WD and 4WD GM trucks and SUVs without sacrificing factory ride quality. Designed for 2000–2010 Chevrolet Silverado and Avalanche models, this kit includes a pair of re-engineered forged torsion keys along with shorter bolts to prevent over-rotation of the torsion bars.
Constructed from high-carbon steel and built to tight GM blueprint tolerances (17/1000 THS), these keys significantly increase surface area contact between the key and torsion bar—delivering enhanced strength and reliable lift performance. With the ability to fit up to 33" tires and 9" wide wheels, this kit is engineered to handle demanding conditions while keeping your factory ride intact.
ReadyLIFT 66-3050 is guaranteed not to break, wear, or fail and features a tough finish that holds up against harsh environments. The precision tolerances may require a mallet for installation but ensure a secure fit and lasting durability.
Compatible Vehicles
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2002–2006 Chevrolet Avalanche 2500
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2000 Chevrolet C2500 / C3500 / K2500 / K3500
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2001–2003, 2005–2007 Chevrolet Silverado 1500 HD (incl. Classic)
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2000–2004 Chevrolet Silverado 2500
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2001–2010 Chevrolet Silverado 2500 HD (incl. 2007 Classic)
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2001–2006 Chevrolet Silverado 3500
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2007 Chevrolet Silverado 3500 Classic
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2008–2010 Chevrolet Silverado 3500 HD
Key Features
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Provides a 2" to 3" lift to level the front of your vehicle
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Maintains OEM factory ride and handling
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High-carbon steel forged torsion keys for superior durability
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Tight manufacturing tolerances ensure strength and safety
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Fits up to 33" x 11.50" tires
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Lifetime guarantee against wear, breakage, or failure
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Quick 2-hour installation – no cutting or welding required
Specifications
Feature | Details |
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Amount Raised or Lowered | 2 to 3 Inches |
Type | Torsion Bar Key |
Maximum Tire Size | 33 x 11.50 |
Includes Shock/Struts | No |
Minimum Wheel Diameter | OEM |
Wheel Backspacing | 5.50 Inches |
Wheel Offset | 12 mm |
Color | Black |
Material | Steel |
Estimated Install Time | 2 Hours |
Customer Assurance
Buy with confidence. If you encounter any issues with your ReadyLIFT product, simply contact us. We are dedicated to your satisfaction and will help with returns or exchanges as per our policy.

SIZE | CHEST(in.) | WAIST(in.) | HIPS(in.) |
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XS | 34-36 | 27-29 | 34.5-36.5 |
S | 36-38 | 29-31 | 36.5-38.5 |
M | 38-40 | 31-33 | 38.5-40.5 |
L | 40-42 | 33-36 | 40.5-43.5 |
XL | 42-45 | 36-40 | 43.5-47.5 |
XXL | 45-48 | 40-44 | 47.5-51.5 |
Weight | 23 kg |
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Dimensions | 12 × 24 × 35 cm |
Color | Black, Green, Indigo |
Size | Large, Medium, Small |
Excellent.