Suspension and Components› Suspension Kits

Fab Fours Inc.

4" BASIC SYS W/ STEALTH 2025 GM K15

$1,891.34

SKU: F00W K1231M

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In Stock
Ships by Jun 7
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The Fabtech Motorsports K1231M is a 4" Sport System with Stealth Shocks. It features an IFS design, zero bump steer, near-stock track width, and proprietary steering knuckle geometry. It includes heavy-duty 1/4" steel crossmembers with OE-style alignment cam pins, triple front differential mounts, and relocates factory coilover shocks. Rear lift is achieved via a Block and U-bolt system. It comes with a 5-year/60,000-mile Powertrain Warranty and is made in USA.

Fitment

Fitment Guaranteed

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Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

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Specifications

BrandFab Fours Inc.
Part NumberF00W K1231M

Buy with Confidence

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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