Fabtech 11-19 GM C/K2500HD/3500HD 4in Ultimate System w/Perf. Shocks
Fabtech 11-19 GM C/K2500HD/3500HD 4in Ultimate System w/Perf. Shocks
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Fabtech 11-19 GM C/K2500HD/3500HD 4in Ultimate System w/Perf. Shocks
Elevate your driving experience with the Fabtech 4-inch Ultimate System, specifically designed for 2011-2019 GM C/K2500HD and 3500HD trucks. This system provides an ideal balance of performance and comfort, making it perfect for street driving and light off-road adventures.
Key Features:
- Factory Front Coil Springs: Utilizes your truck's existing front coil springs along with a sturdy steel upper spacer to achieve 4 inches of lift.
- Radius Arm Drop Brackets: Retain factory arms and maintain correct caster settings for improved ride quality with the increased height.
- Trac Bar Relocation Bracket: Designed to center the axle under the vehicle without replacing the factory Pitman Arm, ensuring cost-effective and efficient installation.
- Rear Lift Solution: Achieved through lift blocks and extended length u-bolts for consistent performance.
- Tire Compatibility: Capable of accommodating up to 35-inch tall tires, with some minor trimming of the inner fenderwell required for optimal clearance.
Installation Details:
When installing this system, please note:
- Compatible tire sizes include:
- 33/12.50R18 on 18x9 wheels with 5 3/4" backspacing (minor trimming required)
- 33/12.50R20 on 20x9 wheels with 5 3/4" backspacing (minor trimming required)
- 35/13.50R18 on 18x9 wheels with 5 3/4" backspacing (fenderwell cutting required)
- 35/13.50R20 on 20x9 wheels with 5 3/4" backspacing (fenderwell cutting required)
- Does not fit Standard Cab models.
- 17-inch wheels are not compatible.
- Cutting of fenderwell sheet metal is necessary for use with 35-inch tires.
Upgrade your GM C/K2500HD or 3500HD with the Fabtech 4-inch Ultimate System today and experience enhanced performance and capability on every drive!
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Shipping & Returns
Shipping & Returns
📦 Shipping:
Orders are processed within 1–2 business days. Standard delivery takes 3–7 business days, depending on your location.
↩️ Returns:
You may return or exchange products within 60 days of receiving your order. Items must be in original condition with proof of purchase. If your item is defective or damaged due to manufacturing issues, we’ll replace it at no additional cost.

