SKU: FTS21310 / SKU: 674866136212
Fabtech 2025 GM 1500 4WD 1.5in Ball Joint Upper Control Arm System Component Box
The Fabtech 1.5in Ball Joint Upper Control Arm (UCA) System Component Box. This precision-engineered kit raises front ride height by 1.5 inches specifically for Trail Boss and AT4 models, delivering sharper handling, reduced body roll, and enhanced stability on highways and off-road paths. Drivers report noticeable improvements in steering response and tire contact, making it the clear pick for those seeking reliable daily performance paired with trail-ready capability all without the guesswork of mismatched aftermarket parts.
Precise Vehicle Fitment
Designed exclusively for:
- 2025 Chevrolet Silverado 1500 4WD Trail Boss
- 2025 GMC Sierra 1500 4WD AT4
This system integrates seamlessly with factory coilover shocks, using aluminum spacers and preload adjustments to maintain full suspension travel and prevent binding. It supports up to 33-inch tires on 18- or 20-inch wheels, expanding options for aggressive tread patterns while keeping alignment within factory specs.
Complete Contents of Your Purchase
Every Fabtech FTS21310 component box arrives ready for straightforward installation, including:
- Pair of Tubular Upper Control Arms: Constructed from thick-wall DOM steel tubing for maximum strength and flex under load.
- Heavy-Duty Extended-Range Ball Joints: Greaseable design with extended travel to handle increased angles, ensuring quiet operation and extended service life.
- Full Hardware Kit: 5/16”-18 x 1” bolts, washers, and nuts for secure ball joint mounting plus all necessary bushings and alignment shims.
- Installation Instructions: Step-by-step guide with torque specs for DIY or pro setup (typically 4-6 hours with basic tools).
No additional components required everything bolts directly to OEM mounting points.
Note: Actual product may vary Image is for reference only!
Key Specifications
- Part Number: FTS21310
- UPC: 674866136212
- Lift Height: 1.5 inches front
- Material: DOM steel tubing with zinc plating for corrosion resistance
- Product Weight: 50.9 lbs
Shipping arrives in a sturdy box measuring approximately 40″ L x 15″ W x 15″ H
The Fabtech FTS21310 stands out by correcting suspension geometry for lifted setups, preventing premature wear on CV joints and tires that plagues lesser options. It’s the direct path to a leveled stance that turns heads and tackles terrain, order yours today and feel the difference on your next drive.





Reviews
There are no reviews yet.