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Suspension and Components Suspension Kits

Fabtech

Fabtech 11-19 GM 3500HD 2WD/4WD 4in Basic Sys w/Dlss Resi Shks

$3,809.34 $3,428.41 Save $380.93

SKU: F001 K1124DL

Special Order
Special Order
Ships in 4–6 weeks
Free Shipping over $200
$100 Minimum Order
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Overview

This 4" Performance system from Fabtech utilizes heavy-duty construction and design features for a robust suspension upgrade. It features high arched lower control arm crossmembers made of 1/4" thick steel for maximum strength. Fabtech ductile iron steering knuckles retain near-stock track width, keeping tires under the fender. Rear lift is achieved with a block and u-bolt configuration. The kit includes front Dirt Logic 2.25 Resi shocks and rear Dirt Logic 2.25 shocks.
Show original supplier description

Part #: K1124DL

Fabtech's 4" Performance systems utilize their proven heavy duty construction and design features for a robust suspension upgrade. The 4" system features high arched lower control arm crossmembers constructed of 1/4" thick steel for maximum strength. The Fabtech ductile iron steering knuckles retain the near stock track width keeping tires under the fender for a clean appearance. Rear lift is accomplished with a block and u-bolt configuration.

Features:

  • 1/4 in. Thick Lower Control Arms
  • Heavy Duty Torsion Drop Brackets
  • Retains Proper CV Angles

Crossmember Lift System | 4 in. Lift | w/Dirt Logic 2.25 Resi Shocks

This product may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.

Vehicle Symptoms
  • Front end sagging under heavy load
  • Poor off-road ground clearance
  • Uneven tire wear on front wheels
  • Excessive body roll when towing
  • Harsh ride over bumps and potholes
Relevant Conversations
  • Fabtech 4 inch lift compatible with 2015 Silverado 3500
  • Best lift kit for 2011-2019 GMC Sierra 3500 HD
  • How to install a 4 inch suspension lift on a 3500 HD
  • Fabtech K1124DL vs BDS suspension kit
  • Lift kit for heavy duty towing 3500
  • Symptoms of worn suspension on Chevy 3500
  • Fabtech 4 inch lift with steering knuckles review
  • Can I run 37s with a 4 inch lift on 3500?
  • Lift kit install time for 2500/3500 truck
  • Coilover vs block lift 3500 HD

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

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Specifications

BrandFabtech
Part NumberF001 K1124DL

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Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

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