Suspension and Components› Rear Suspension Components
Core 4x4
Crawl Series Rear Upper Adjustable A-Arm
SKU: CRL-J-WJ-AA1
Moderate — 2–4 hours
Description
It features a heavy-duty construction with 1.5-inch OD, 0.25-inch wall DOM tubing and RockJock Johnny Joints for enhanced articulation and durability. The A-arm is fully adjustable to correct pinion angle on lifted vehicles ranging from 2 to 6 inches, improving driveline alignment and reducing vibrations. It includes a laser-cut 0.25-inch steel axle bracket with multiple mounting positions for customized suspension tuning.
Fitment
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Available on iOS & Android
Specifications
| Brand | Core 4x4 |
| Part Number | CRL-J-WJ-AA1 |
| Category | Suspension and Components |
Buy with Confidence
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
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