SKU: ZONC2321
Zone Offroad 19-21 GM 1500 Zone Cast Upper Control Arm
Zone Offroad ZONC2321 Zone Cast Upper Control Arm provides precise alignment correction for lifted 2019-2021 Chevrolet Silverado 1500 and GMC Sierra 1500 trucks. This driver side upper control arm uses cast aluminum construction to withstand off-road demands while preserving factory ride quality. Greaseable ball joints and X-Flex bushings deliver reliable performance on 2-4 inch suspension lifts.
Key Features
- Cast A356-T6 Aluminum: Delivers strength-to-weight advantage resists corrosion extends component life under heavy use
- 1.25in FK Greaseable Ball Joints: Allow regular maintenance for smooth operation reduced wear over thousands of miles
- X-Flex Control Arm Bushings: Maintenance-free design absorbs impacts minimizes deflection for stable handling
- Ball Joint Angle Correction: Restores proper caster camber on 2-4in lifts prevents tire wear improves steering response
- Direct Bolt-On Fit: Engineered for 2019-2021 GM 1500 trucks installs without modifications retains full suspension travel
Product Notes
- Designed for driver side front upper position sold individually
- Requires 2-4in suspension lift for proper geometry and clearance
- Ships fully assembled ready for installation
Installation Notes
- Professional installation recommended.
- Torque all fasteners to factory specifications using thread locker where specified
- Compatible with factory hardware verify lift height before install
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2019-2021 | Chevrolet | Silverado 1500 | All |
| 2019-2021 | GMC | Sierra 1500 | All |
Why Choose Zone Offroad?
- Established leader in affordable suspension upgrades
- Components tested for real-world off-road durability
- Precision engineering matches OEM tolerances for reliable fit
Frequently Asked Questions
-
Q: Will this fit my 2020 Silverado 1500 with a 3in lift?
A: Yes ZONC2321 fits all 2019-2021 Silverado 1500 submodels with 2-4in front lifts corrects alignment for that height -
Q: What material is used in construction?
A: Cast A356-T6 aluminum alloy for lightweight strength plus corrosion resistance paired with greasable steel ball joints -
Q: What is the warranty coverage?
A: Zone Offroad offers limited lifetime warranty on control arms against manufacturing defects covers bushings ball joints under normal use
Shipping & Handling
- Method: UPS Ground
- Availability: In stock - ships same or next business day
- Packaging: Protective cardboard box dimensions 18 x 8 x 6 inches
- Weight: 11 lbs
Alignment Components
Alignment components at Black Ops Auto Works include camber kits, caster kits, adjustable control arms, toe links, and shock mounts and camber plates built to correct suspension geometry and reduce uneven tire wear. Shop billet control arms, cam bolt kits, and adjustable arms from SPC Performance, AAD, Fox, and more. Black Ops Auto Works carries 1,367 alignment component SKUs across street, off-road, and towing platforms including Jeep, Dodge, GM trucks, Honda and Acura, and Toyota and Lexus. What This Collection Covers This collection combines five related alignment and suspension geometry categories: alignment kits, caster kits, control arms, camber kits, and shock mounts and camber plates. Product Types in This Collection Shoppers will find cam bolt and cam bracket kits for camber and caster correction, adjustable billet upper and lower control arms, rear toe links, and strut mounts. Camber and Caster Correction Camber kits and caster kits use cam bolts or adjustable bushing...
View Alignment Components Products
Control Arms
Control arms for lifted trucks, SRT and Hellcat platforms, and off-road builds are stocked at Black Ops Auto Works. Shop tubular steel upper control arms, billet adjustable control arms, rear toe links, camber arm kits, and vehicle-specific control arm sets for Jeep Grand Cherokee and Trackhawk, Dodge Durango, Charger, Challenger, 300, and Magnum, Toyota 4Runner and FJ Cruiser, Lexus GX460 and GX470, Ford Mustang, and GM 1500 trucks. Every product is filterable by year, make, model, trim, and lift height so the correct control arm ships the first time. Black Ops Auto Works carries 789 control arm SKUs across upper, lower, adjustable, and toe link categories. What This Collection Covers Control arms connect the wheel hub and knuckle assembly to the vehicle frame and control wheel travel through compression and droop. Worn OEM control arms with loose ball joints or deteriorated bushings cause vague steering, uneven tire wear, and handling inconsistency. This collection covers arm ...
View Control Arms Products
Suspension
Suspension parts and complete kits for cars, trucks, SUVs, Jeeps, and off-road builds are stocked at Black Ops Auto Works. Shop coilovers, lowering springs, lift kits, leveling kits, shocks and struts, sway bars, control arms, tie rods, ball joints, bushings, chassis bracing, alignment hardware, air suspension, and complete stage kits from Bilstein, KW, Ohlins, Fox, KING, ICON, BC Racing, Silvers, Eibach, H&R, Swift Springs, Whiteline, Energy Suspension, Moog, SPC Performance, Rough Country, ReadyLIFT, BDS, Skyjacker, Air Lift, Firestone, and Black Ops Auto Works. Start with a matched shock and spring package or a full coilover kit, then layer in sway bars, chassis bracing, and camber adjustment hardware. Every part is filterable by year, make, model, trim, and drivetrain to confirm fitment before ordering. What This Category Covers Suspension is the highest-leverage handling upgrade on any vehicle. A properly matched shock, spring, and sway bar package produces measurable i...
View Suspension Products
Zone Offroad
Zone Offroad lift kits, leveling kits, suspension components, and truck accessories help build capable pickups, Jeeps, and SUVs without losing focus on vehicle-specific geometry. Shop applications for Silverado and Sierra, Ford F-150 and Super Duty, Ram 1500 and HD, Jeep Wrangler JK and JL, Gladiator, Grand Cherokee, and more. Black Ops Auto Works carries 139 Zone Offroad SKUs across spacer lifts, coil and strut systems, body lifts, control arms, steering parts, sway bar links, and hardware. Filter by year, make, model, drivetrain, cab style, and existing ride height. Zone Offroad Lift and Leveling Kits Zone Offroad offers suspension systems that raise ride height for tire clearance, trail capability, and a more balanced truck stance. Leveling kits address factory front rake while full lift systems can include struts, coils, brackets, and supporting hardware. Two to six inch configurations A modest leveling kit suits drivers seeking front lift and larger tires. Taller systems ma...
View Zone Offroad Products


