CST Stage 2 Leveling System — 19-24 Chevy / GMC 1500 (Trail Boss / AT4)
Can I pick up my order or have it installed at your shop?
Can I pick up my order or have it installed at your shop?
Absolutely. We offer local pickup on most products and full professional installation at our shop in Washington, MO. Whether you just want to grab your parts or have our techs handle the install, we’ve got you covered. Give us a quick call at 636-429-7020 or message us to schedule a visit — we’ll make sure the parts are ready when you arrive.
How do I know if this part fits my vehicle?
How do I know if this part fits my vehicle?
Unsure if it’ll fit? No problem — that’s what we’re here for. Send us your vehicle’s year, make, and model, and we’ll verify fitment before you order. We can also point you toward compatible upgrades or supporting parts if needed.
What if I need to return a product or it’s defective?
What if I need to return a product or it’s defective?
Most unused items can be returned within 30 days in their original packaging. Some products are covered by a manufacturer’s warranty as well. If something arrives damaged or doesn’t meet your expectations, just let us know — we’ll help you get it replaced, refunded, or repaired. (Tracking updates are also emailed automatically once your order ships.)
What's the lead time on custom or fabricated parts?
What's the lead time on custom or fabricated parts?
Many of our parts are built to order — especially fabricated or performance components. These can take additional time to produce before shipping. Lead times vary by manufacturer and demand, but we’ll always keep you updated along the way. If you’re working on a tight schedule, reach out before ordering at 636-429-7020 and we’ll confirm current availability or estimated ship dates.
Description
Description
A bolt-on leveling system that upgrades the Trail Boss / AT4 to fully adjustable PRO-Series 2.5 coilovers — for 2019–2025 Chevy Silverado Trail Boss / GMC Sierra AT4 1500 (4WD). Levels the stance, adds wheel travel, and keeps the factory load rating and tow capacity.
What's included
- CST uniball upper control arms
- PRO-Series 2.5 adjustable front coilovers with compression adjusters and reservoir mounting brackets
- PRO-Series 2.5 adjustable piggyback rear shocks with compression adjusters
- Front reservoir mounts and all necessary hardware
Why CST
- On-the-fly compression-adjustable damping front and rear
- Uniball UCAs correct alignment geometry and add durability over the factory arms
- Retains the O.E. load rating and tow capacity
- Built in the USA as part of CST's Adventure Series
Good to know
- Increases suspension travel and ground/tire clearance over stock
- Front reservoir mounting is shown in CST's install photos
- Professional installation and alignment recommended
