CST 20-22 GM 2500/3500HD 4" STAGE 1 SUSPENSION SYSTEM
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
PN: CSK-G23-1
Description
CST is proud to announce the all new 4″ STL Suspension System for the 20-21 Chevy & GMC HD Trucks. This new kit will provide superior performance on or off road. Sub frames are designed to give you the most ground clearance while protecting vital front suspension components. All of CST products are precision fabricated in house to provide strength and durability. CST Performance Suspension products are designed and manufactured in the USA!
4†S.T.L. Kit Features
SUPERIOR CV& TIE ROD ANGLES
HIGH CLEARANCE, FULLY BOXED X-MEMBERS
KIT INCLUDES STEEL LOWER SKID PLATE TO PROTECT FRONT DIFF
STOCK TORSION LOCATION (STL) FOR MAXIMUM GROUND CLEARANCE
INCREASED TIRE CLEARANCE
ABILITY TO RE-USE O.E. SHOCKS (KIT INCLUDES FRONT SHOCK ADAPTERS)
GM STAILITRAK APPROVED
PARTS COVERED IN A HIGH QUALITY GLOSS BLACK POWDER COAT FINISH
NO WELDING REQUIRED
CAST KNUCKLES
CST SUPERIOR QUALITY FIT, FUNCTION AND APPEARANCE
IMPROVED HANDLING
ABILITY TO PUT BACK TO STOCK
MADE IN THE USA
Wheel & Tire Fitment
18″ Max Backspace 5.75″Â
20″ Max Backspace 6″
20×9 w/5″ Backspacing 37″ tire minor trimming
20×9 w/5″ Backspacing 35″ tire no trimming
