Zone Offroad 19-21 GM 1500 Zone Cast Upper Control Arm

Adventure Series upper control arms dwarf the factory arms they directly replace. Made from cast ductile iron with CNC-machined ball joint and bushing mounts, these arms one-up factory components by providing a significantly increased range of travel and come equipped with stock-style rubber mount bushings to provide a smooth, quiet ride.

• CNC machined ball joint cup with improved positioning ideal for use with leveling/lift kits
• High quality greaseable ball joints with a protective cap to keep out dirt/debris
• OE style rubber bushings for durability and maintenance-free operation
• Improved strength with cast ductile iron construction
• Fully assembled and ready to install

Upgrade the front suspension of your compatible GM truck with Zone Offroad Adventure Series upper control arms, part number ZONC2321. Designed as a direct replacement for factory upper control arms, these heavy-duty components provide increased suspension travel and improved ball joint positioning for vehicles equipped with leveling or lift kits. The cast ductile iron construction delivers enhanced strength and durability for demanding street and off-road applications.
The CNC-machined ball joint cups help position the ball joints for improved suspension geometry, while high-quality greaseable ball joints support smooth operation and serviceability. Each ball joint includes a protective cap to help keep dirt and debris away from the joint, extending component life in harsh driving conditions. Stock-style rubber mount bushings help reduce road noise and vibration for a smooth, quiet ride while providing durable, maintenance-free operation.
Zone Offroad ZONC2321 upper control arms arrive fully assembled and ready to install, making them a practical suspension upgrade for compatible 2019-2021 Chevrolet Silverado 1500 and GMC Sierra 1500 applications. Verify vehicle configuration and suspension compatibility before ordering. Professional installation is recommended, followed by an alignment to help ensure proper handling, tire wear, and suspension performance.

Features:

• CNC-machined ball joint cup with improved positioning for use with leveling and lift kits

• High-quality greaseable ball joints with protective caps to help keep out dirt and debris

• OE-style rubber bushings for durability and maintenance-free operation

• Cast ductile iron construction for improved strength

• Fully assembled and ready to install

Fitment:
Chevrolet Silverado 1500 Custom 2019
Chevrolet Silverado 1500 Custom 2020
Chevrolet Silverado 1500 Custom 2021
Chevrolet Silverado 1500 Custom 2022
Chevrolet Silverado 1500 Custom 2023
Chevrolet Silverado 1500 Custom 2024
Chevrolet Silverado 1500 Custom 2025
Chevrolet Silverado 1500 Custom Trail Boss 2019
Chevrolet Silverado 1500 Custom Trail Boss 2020
Chevrolet Silverado 1500 Custom Trail Boss 2021
Chevrolet Silverado 1500 Custom Trail Boss 2022
Chevrolet Silverado 1500 Custom Trail Boss 2023
Chevrolet Silverado 1500 Custom Trail Boss 2024
Chevrolet Silverado 1500 Custom Trail Boss 2025
Chevrolet Silverado 1500 High Country 2019
Chevrolet Silverado 1500 High Country 2020
Chevrolet Silverado 1500 High Country 2021
Chevrolet Silverado 1500 High Country 2022
Chevrolet Silverado 1500 High Country 2023
Chevrolet Silverado 1500 High Country 2024
Chevrolet Silverado 1500 High Country 2025
Chevrolet Silverado 1500 LT 2019
Chevrolet Silverado 1500 LT 2020
Chevrolet Silverado 1500 LT 2021
Chevrolet Silverado 1500 LT 2022
Chevrolet Silverado 1500 LT 2023
Chevrolet Silverado 1500 LT 2024
Chevrolet Silverado 1500 LT 2025
Chevrolet Silverado 1500 LT Trail Boss 2019
Chevrolet Silverado 1500 LT Trail Boss 2020
Chevrolet Silverado 1500 LT Trail Boss 2021
Chevrolet Silverado 1500 LT Trail Boss 2022
Chevrolet Silverado 1500 LT Trail Boss 2023
Chevrolet Silverado 1500 LT Trail Boss 2024
Chevrolet Silverado 1500 LT Trail Boss 2025
Chevrolet Silverado 1500 LTZ 2019
Chevrolet Silverado 1500 LTZ 2020
Chevrolet Silverado 1500 LTZ 2021
Chevrolet Silverado 1500 LTZ 2022
Chevrolet Silverado 1500 LTZ 2023
Chevrolet Silverado 1500 LTZ 2024
Chevrolet Silverado 1500 LTZ 2025
Chevrolet Silverado 1500 PPV 2023
Chevrolet Silverado 1500 PPV 2024
Chevrolet Silverado 1500 PPV 2025
Chevrolet Silverado 1500 RST 2019
Chevrolet Silverado 1500 RST 2020
Chevrolet Silverado 1500 RST 2021
Chevrolet Silverado 1500 RST 2022
Chevrolet Silverado 1500 RST 2023
Chevrolet Silverado 1500 RST 2024
Chevrolet Silverado 1500 RST 2025
Chevrolet Silverado 1500 SSV 2019
Chevrolet Silverado 1500 SSV 2020
Chevrolet Silverado 1500 SSV 2021
Chevrolet Silverado 1500 WT 2019
Chevrolet Silverado 1500 WT 2020
Chevrolet Silverado 1500 WT 2021
Chevrolet Silverado 1500 WT 2022
Chevrolet Silverado 1500 WT 2023
Chevrolet Silverado 1500 WT 2024
Chevrolet Silverado 1500 WT 2025
Chevrolet Silverado 1500 ZR2 2022
Chevrolet Silverado 1500 ZR2 2023
Chevrolet Silverado 1500 ZR2 2024
Chevrolet Silverado 1500 ZR2 2025
GMC Sierra 1500 AT4 2019
GMC Sierra 1500 AT4 2020
GMC Sierra 1500 AT4 2021
GMC Sierra 1500 AT4 2022
GMC Sierra 1500 AT4 2023
GMC Sierra 1500 AT4 2024
GMC Sierra 1500 AT4 2025
GMC Sierra 1500 AT4X 2022
GMC Sierra 1500 AT4X 2023
GMC Sierra 1500 AT4X 2024
GMC Sierra 1500 AT4X 2025
GMC Sierra 1500 Base 2019
GMC Sierra 1500 Base 2020
GMC Sierra 1500 Base 2021
GMC Sierra 1500 Denali 2019
GMC Sierra 1500 Denali 2020
GMC Sierra 1500 Denali 2021
GMC Sierra 1500 Denali 2022
GMC Sierra 1500 Denali 2023
GMC Sierra 1500 Denali 2024
GMC Sierra 1500 Denali 2025
GMC Sierra 1500 Denali Ultimate 2022
GMC Sierra 1500 Denali Ultimate 2023
GMC Sierra 1500 Denali Ultimate 2024
GMC Sierra 1500 Denali Ultimate 2025
GMC Sierra 1500 Elevation 2019
GMC Sierra 1500 Elevation 2020
GMC Sierra 1500 Elevation 2021
GMC Sierra 1500 Elevation 2022
GMC Sierra 1500 Elevation 2023
GMC Sierra 1500 Elevation 2024
GMC Sierra 1500 Elevation 2025
GMC Sierra 1500 Pro 2022
GMC Sierra 1500 Pro 2023
GMC Sierra 1500 Pro 2024
GMC Sierra 1500 Pro 2025
GMC Sierra 1500 SLE 2019
GMC Sierra 1500 SLE 2020
GMC Sierra 1500 SLE 2021
GMC Sierra 1500 SLE 2022
GMC Sierra 1500 SLE 2023
GMC Sierra 1500 SLE 2024
GMC Sierra 1500 SLE 2025
GMC Sierra 1500 SLT 2019
GMC Sierra 1500 SLT 2020
GMC Sierra 1500 SLT 2021
GMC Sierra 1500 SLT 2022
GMC Sierra 1500 SLT 2023
GMC Sierra 1500 SLT 2024
GMC Sierra 1500 SLT 2025