Fabtech 6in RTS Lift System Component Box 1 — Fits 11-19 GM 2500HD/3500HD

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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit

About Fabtech

Fabtech engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Fabtech lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

The Ultimate Lift for GM Heavy Duty Trucks

Take your 2011-2019 GM 2500HD or 3500HD to the next level with the Fabtech 6-inch RTS (Raised Truck System) Lift System Component Box 1. With over two decades of experience in aftermarket suspension design, Fabtech provides the most advanced engineering in the industry. This system is designed for enthusiasts who demand the highest performance, reliability, and quality for their heavy-duty trucks.

Engineered for Excellence

  • Cutting-Edge Design: Developed using state-of-the-art software and rigorous real-world testing.
  • Market-Leading Quality: Fabtech is a multi-award-winning manufacturer known for trouble-free, high-performance suspension components.
  • Precision Fitment: Specifically engineered for 2011-2013 Chevrolet Silverado and GMC Sierra 2500HD/3500HD models.
  • Comprehensive Research: Every component is tested to ensure it meets the highest standards for off-road durability and on-road comfort.

Proper suspension development is the key to a successful lift, and Fabtech leads the way with extensive research and development. By choosing this RTS system, you are ensuring that your truck maintains optimal handling characteristics while gaining the clearance needed for aggressive off-road tires and terrain. Experience the pinnacle of suspension technology with this premium system from GGCRACING.

Vehicle Fitment

Years Make Model Trim
2011-2013 Chevrolet Silverado 2500 HD LT
2011-2013 Chevrolet Silverado 2500 HD LTZ
2011-2013 Chevrolet Silverado 2500 HD WT
2013 Chevrolet Silverado 3500 HD LT
2013 Chevrolet Silverado 3500 HD LTZ
2013 Chevrolet Silverado 3500 HD WT
2011-2013 GMC Sierra 2500 HD SLE
2011-2013 GMC Sierra 2500 HD SLT
2011-2013 GMC Sierra 2500 HD WT
2013 GMC Sierra 3500 HD Denali
2013 GMC Sierra 3500 HD SLE
2013 GMC Sierra 3500 HD SLT
2013 GMC Sierra 3500 HD WT

Product Details

Product Description
Part Numbers
Sizing & Fit

About Fabtech

Fabtech engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Fabtech lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

The Ultimate Lift for GM Heavy Duty Trucks

Take your 2011-2019 GM 2500HD or 3500HD to the next level with the Fabtech 6-inch RTS (Raised Truck System) Lift System Component Box 1. With over two decades of experience in aftermarket suspension design, Fabtech provides the most advanced engineering in the industry. This system is designed for enthusiasts who demand the highest performance, reliability, and quality for their heavy-duty trucks.

Engineered for Excellence

  • Cutting-Edge Design: Developed using state-of-the-art software and rigorous real-world testing.
  • Market-Leading Quality: Fabtech is a multi-award-winning manufacturer known for trouble-free, high-performance suspension components.
  • Precision Fitment: Specifically engineered for 2011-2013 Chevrolet Silverado and GMC Sierra 2500HD/3500HD models.
  • Comprehensive Research: Every component is tested to ensure it meets the highest standards for off-road durability and on-road comfort.

Proper suspension development is the key to a successful lift, and Fabtech leads the way with extensive research and development. By choosing this RTS system, you are ensuring that your truck maintains optimal handling characteristics while gaining the clearance needed for aggressive off-road tires and terrain. Experience the pinnacle of suspension technology with this premium system from GGCRACING.

Vehicle Fitment

Years Make Model Trim
2011-2013 Chevrolet Silverado 2500 HD LT
2011-2013 Chevrolet Silverado 2500 HD LTZ
2011-2013 Chevrolet Silverado 2500 HD WT
2013 Chevrolet Silverado 3500 HD LT
2013 Chevrolet Silverado 3500 HD LTZ
2013 Chevrolet Silverado 3500 HD WT
2011-2013 GMC Sierra 2500 HD SLE
2011-2013 GMC Sierra 2500 HD SLT
2011-2013 GMC Sierra 2500 HD WT
2013 GMC Sierra 3500 HD Denali
2013 GMC Sierra 3500 HD SLE
2013 GMC Sierra 3500 HD SLT
2013 GMC Sierra 3500 HD WT

Product Details

Product Description

About Fabtech

Fabtech engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Fabtech lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

The Ultimate Lift for GM Heavy Duty Trucks

Take your 2011-2019 GM 2500HD or 3500HD to the next level with the Fabtech 6-inch RTS (Raised Truck System) Lift System Component Box 1. With over two decades of experience in aftermarket suspension design, Fabtech provides the most advanced engineering in the industry. This system is designed for enthusiasts who demand the highest performance, reliability, and quality for their heavy-duty trucks.

Engineered for Excellence

  • Cutting-Edge Design: Developed using state-of-the-art software and rigorous real-world testing.
  • Market-Leading Quality: Fabtech is a multi-award-winning manufacturer known for trouble-free, high-performance suspension components.
  • Precision Fitment: Specifically engineered for 2011-2013 Chevrolet Silverado and GMC Sierra 2500HD/3500HD models.
  • Comprehensive Research: Every component is tested to ensure it meets the highest standards for off-road durability and on-road comfort.

Proper suspension development is the key to a successful lift, and Fabtech leads the way with extensive research and development. By choosing this RTS system, you are ensuring that your truck maintains optimal handling characteristics while gaining the clearance needed for aggressive off-road tires and terrain. Experience the pinnacle of suspension technology with this premium system from GGCRACING.

Vehicle Fitment

Years Make Model Trim
2011-2013 Chevrolet Silverado 2500 HD LT
2011-2013 Chevrolet Silverado 2500 HD LTZ
2011-2013 Chevrolet Silverado 2500 HD WT
2013 Chevrolet Silverado 3500 HD LT
2013 Chevrolet Silverado 3500 HD LTZ
2013 Chevrolet Silverado 3500 HD WT
2011-2013 GMC Sierra 2500 HD SLE
2011-2013 GMC Sierra 2500 HD SLT
2011-2013 GMC Sierra 2500 HD WT
2013 GMC Sierra 3500 HD Denali
2013 GMC Sierra 3500 HD SLE
2013 GMC Sierra 3500 HD SLT
2013 GMC Sierra 3500 HD WT

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